* Cute AMPL model  (translation to GAMS)
*
*
***************************
* SET UP THE INITIAL DATA *
***************************
*   Problem ..
*   *********
*   A dual quadratic program from Antonio Frangioni (frangio@DI.UniPi.IT)
*   This is the dual of PRIMALC2.SIF
*   SIF input.. Irv Lustig and Nick Gould, June 1996.
*   classification QLR2-MN-7-229
*   Solution

        parameter   n;   n =      7 ;
        parameter ip1; ip1 = 1 + (7);

Positive Variable x1,x2,x3,x4,x5,x6,x7;
Variable Obj ;

Equation  c1,  c2,  c3,  c4,  c5,  c6,  c7,  c8,  c9,  c10,
         c11, c12, c13, c14, c15, c16, c17, c18, c19,  c20,
         c21, c22, c23, c24, c25, c26, c27, c28, c29,  c30,
         c31, c32, c33, c34, c35, c36, c37, c38, c39,  c40,
         c41, c42, c43, c44, c45, c46, c47, c48, c49,  c50,
         c51, c52, c53, c54, c55, c56, c57, c58, c59,  c60,
         c61, c62, c63, c64, c65, c66, c67, c68, c69,  c70,
         c71, c72, c73, c74, c75, c76, c77, c78, c79,  c80,
         c81, c82, c83, c84, c85, c86, c87, c88, c89,  c90,
         c91, c92, c93, c94, c95, c96, c97, c98, c99, c100,
        c101,c102,c103,c104,c105,c106,c107,c108,c109, c110,
        c111,c112,c113,c114,c115,c116,c117,c118,c119, c120,
        c121,c122,c123,c124,c125,c126,c127,c128,c129, c130,
        c131,c132,c133,c134,c135,c136,c137,c138,c139, c140,
        c141,c142,c143,c144,c145,c146,c147,c148,c149, c150,
        c151,c152,c153,c154,c155,c156,c157,c158,c159, c160,
        c161,c162,c163,c164,c165,c166,c167,c168,c169, c170,
        c171,c172,c173,c174,c175,c176,c177,c178,c179, c180,
        c181,c182,c183,c184,c185,c186,c187,c188,c189, c190,
        c191,c192,c193,c194,c195,c196,c197,c198,c199, c200,
        c201,c202,c203,c204,c205,c206,c207,c208,c209, c210,
        c211,c212,c213,c214,c215,c216,c217,c218,c219, c220,
        c221,c222,c223,c224,c225,c226,c227,c228,c229, Def_obj;


Def_obj..
       obj =e= 12465.0*0.5 * x1 * x1  +  14562.0*x1 * x2   +  41412.0*x1 * x3 -
                      3984.0*x1 * x4  +   8262.0*x1 * x5   +  62178.0*x1 * x6 -
                     20577.0*x1 * x7  + 17708.0*0.5*x2*x2  +  44808.0*x2 * x3 -
                      1278.0*x2 * x4  +  10878.0*x2 * x5   +  74380.0*x2 * x6 -
                     22456.0*x2 * x7  + 164408.0*0.5*x3*x3 -  41278.0*x3 * x4 +
                      4578.0*x3 * x5  + 158680.0*x3 * x6   -  70106.0*x3 * x7 +
                    31161.0*0.5*x4*x4 +  24199.0*x4 * x5   +  37662.0*x4 * x6 +
                      6221.0*x4 * x7  + 39937.0*0.5*x5*x5  + 120170.0*x5 * x6 -
                     23267.0*x5 * x7  + 492812.0*0.5*x6*x6 - 127852.0*x6* x7  +
               42338.0*0.5 * x7 * x7  +  2.7078336115*x2   +  41008.309175*x3 +
                3406.2993615*x4       +  11325.133357*x5   +  239354.78723*x6 +
               11004.893252*x7;

 c1..    x1 + x2 + x3 + x4 + x5 + x6 + x7 =e= 1;

 c2..    0 =l= 282.0*x1 + 282.0*x2 + 282.0*x3 + 282.0*x4 +
               282.0*x5 + 353.0*x6 + 330.0*x7;

 c3..    0 =l= 401.0*x1 + 401.0*x2 + 385.0*x3 + 385.0*x4 +
               385.0*x5 + 383.0*x6 + 362.0*x7;

 c4..    0 =l= 743.0*x1 + 743.0*x2 + 743.0*x3 + 743.0*x4 +
               746.0*x5 + 743.0*x6 + 797.0*x7;

 c5..    0 =l= 746.0*x1 + 746.0*x2 + 746.0*x3 + 746.0*x4 +
               746.0*x5 + 754.0*x6 + 763.0*x7;

 c6..    0 =l= 1449.0*x1 + 1449.0*x2 + 1445.0*x3 + 1459.0*x4 +
               1449.0*x5 + 1441.0*x6 + 1451.0*x7;

 c7..    0 =l= 411.0*x1 + 411.0*x2 + 411.0*x3 + 411.0*x4 +
               410.0*x5 + 407.0*x6 + 397.0*x7;

 c8..    0 =l= 96.0*x1 + 96.0*x2 + 116.0*x3 + 112.0*x4 +
               112.0*x5 + 113.0*x6 + 111.0*x7;

 c9..    0 =l= 834.0*x1 + 834.0*x2 + 834.0*x3 + 834.0*x4 +
               834.0*x5 + 818.0*x6 + 776.0*x7;

 c10..   0 =l= 976.0*x1 + 976.0*x2 + 976.0*x3 + 976.0*x4 +
               966.0*x5 + 918.0*x6 + 994.0*x7;

 c11..   0 =l= 1161.0*x1 + 1161.0*x2 + 1161.0*x3 + 1161.0*x4 +
               1169.0*x5 + 1166.0*x6 + 1184.0*x7;

 c12..   0 =l= 1461.0*x1 + 1461.0*x2 + 1461.0*x3 + 1425.0*x4 +
               1461.0*x5 + 1462.0*x6 + 1377.0*x7;

 c13..   0 =l= 1541.0*x1 + 1541.0*x2 + 1490.0*x3 + 1541.0*x4 +
               1483.0*x5 + 1498.0*x6 + 1521.0*x7;

 c14..   0 =l= 576.0*x1 + 576.0*x2 + 576.0*x3 + 576.0*x4 +
               576.0*x5 + 606.0*x6 + 621.0*x7;

 c15..   0 =l= 2048.0*x1 + 2048.0*x2 + 2048.0*x3 + 2048.0*x4 +
               2048.0*x5 + 2048.0*x6 + 2090.0*x7;

 c16..   0 =l= 1911.0*x1 + 1911.0*x2 + 1906.0*x3 + 1911.0*x4 +
               1911.0*x5 + 1928.0*x6 + 1926.0*x7;

 c17..   0 =l= 1445.0*x1 + 1445.0*x2 + 1449.0*x3 + 1481.0*x4 +
               1445.0*x5 + 1418.0*x6 + 1514.0*x7;

 c18..   0 =l= 1347.0*x1 + 1347.0*x2 + 1358.0*x3 + 1347.0*x4 +
               1355.0*x5 + 1341.0*x6 + 1331.0*x7;

 c19..   0 =l= 1716.0*x1 + 1716.0*x2 + 1717.0*x3 + 1716.0*x4 +
               1716.0*x5 + 1717.0*x6 + 1681.0*x7;

 c20..   0 =l= 988.0*x1 + 988.0*x2 + 988.0*x3 + 987.0*x4 +
               970.0*x5 + 970.0*x6 + 1006.0*x7;

 c21..   0 =l= 342.0*x1 + 342.0*x2 + 342.0*x3 + 342.0*x4 +
               342.0*x5 + 344.0*x6 + 333.0*x7;

 c22..   0 =l= 748.0*x1 + 748.0*x2 + 744.0*x3 + 748.0*x4 +
               740.0*x5 + 738.0*x6 + 744.0*x7;

 c23..   0 =l= 826.0*x1 + 826.0*x2 + 826.0*x3 + 826.0*x4 +
               826.0*x5 + 782.0*x6 + 862.0*x7;

 c24..   0 =l= 586.0*x1 + 586.0*x2 + 586.0*x3 + 586.0*x4 +
               615.0*x5 + 615.0*x6 + 564.0*x7;

 c25..   0 =l= 1898.0*x1 + 1898.0*x2 + 1898.0*x3 + 1898.0*x4 +
               1898.0*x5 + 1899.0*x6 + 1896.0*x7;

 c26..   0 =l= 1560.0*x1 + 1560.0*x2 + 1560.0*x3 + 1560.0*x4 +
               1559.0*x5 + 1559.0*x6 + 1567.0*x7;

 c27..   0 =l= 160.0*x1 + 160.0*x2 + 160.0*x3 + 154.0*x4 +
               154.0*x5 + 111.0*x6 + 159.0*x7;

 c28..   0 =l= 1138.0*x1 + 1138.0*x2 + 1138.0*x3 + 1134.0*x4 +
               1138.0*x5 + 1097.0*x6 + 1133.0*x7;

 c29..   0 =l= 1584.0*x1 + 1584.0*x2 + 1606.0*x3 + 1584.0*x4
               + 1584.0*x5 + 1627.0*x6 + 1623.0*x7;

 c30..   0 =l= 911.0*x1 + 911.0*x2 + 911.0*x3 + 911.0*x4 +
               911.0*x5 + 905.0*x6 + 915.0*x7;

 c31..   0 =l= 1386.0*x1 + 1386.0*x2 + 1386.0*x3 + 1386.0*x4 +
               1386.0*x5 + 1386.0*x6 + 1432.0*x7;

 c32..   0 =l= 1747.0*x1 + 1747.0*x2 + 1759.0*x3 + 1753.0*x4 +
               1753.0*x5 + 1746.0*x6 + 1769.0*x7;

 c33..   0 =l= 1686.0*x1 + 1686.0*x2 + 1686.0*x3 + 1686.0*x4 +
               1686.0*x5 + 1686.0*x6 + 1690.0*x7;

 c34..   0 =l= 136.0*x1 + 140.0*x2 + 140.0*x3 + 140.0*x4 +
               136.0*x5 + 55.0*x6 + 174.0*x7;

 c35..   0 =l= 257.0*x1 + 258.0*x2 + 262.0*x3 + 258.0*x4 +
               257.0*x5 + 261.0*x6 + 245.0*x7;

 c36..   0 =l= 1887.0*x1 + 1887.0*x2 + 1887.0*x3 + 1830.0*x4 +
               1860.0*x5 + 1916.0*x6 + 1854.0*x7;

 c37..   0 =l= 1797.0*x1 + 1797.0*x2 + 1797.0*x3 + 1797.0*x4
               + 1797.0*x5 + 1797.0*x6 + 1802.0*x7;

 c38..   0 =l= 404.0*x1 + 404.0*x2 + 416.0*x3 + 377.0*x4 +
               367.0*x5 + 305.0*x6 + 415.0*x7;

 c39..   0 =l= 1501.0*x1 + 1501.0*x2 + 1501.0*x3 + 1501.0*x4 +
               1501.0*x5 + 1514.0*x6 + 1529.0*x7;

 c40..   0 =l= 1732.0*x1 + 1732.0*x2 + 1697.0*x3 + 1698.0*x4 +
               1698.0*x5 + 1677.0*x6 + 1749.0*x7;

 c41..   0 =l= 222.0*x1 + 222.0*x2 + 222.0*x3 + 221.0*x4 +
               221.0*x5 + 304.0*x6 + 216.0*x7;

 c42..   0 =l= 368.0*x1 + 369.0*x2 + 367.0*x3 + 369.0*x4 +
               368.0*x5 + 384.0*x6 + 325.0*x7;

 c43..   0 =l= 1483.0*x1 + 1483.0*x2 + 1478.0*x3 + 1490.0*x4 +
               1468.0*x5 + 1458.0*x6 + 1483.0*x7;

 c44..   0 =l= 824.0*x1 + 824.0*x2 + 824.0*x3 + 824.0*x4 +
               847.0*x5 + 828.0*x6 + 854.0*x7;

 c45..   0 =l= 1032.0*x1 + 1044.0*x2 + 1055.0*x3 + 1044.0*x4 +
               1044.0*x5 + 1076.0*x6 + 1042.0*x7;

 c46..   0 =l= 630.0*x1 + 630.0*x2 + 630.0*x3 + 630.0*x4 +
               630.0*x5 + 596.0*x6 + 610.0*x7;

 c47..   0 =l= 1371.0*x1 + 1371.0*x2 + 1355.0*x3 + 1371.0*x4 +
               1371.0*x5 + 1364.0*x6 + 1371.0*x7;

 c48..   0 =l= 1599.0*x1 + 1599.0*x2 + 1599.0*x3 + 1599.0*x4 +
               1599.0*x5 + 1599.0*x6 + 1586.0*x7;

 c49..   0 =l= 1800.0*x1 + 1800.0*x2 + 1800.0*x3 + 1800.0*x4 +
               1800.0*x5 + 1770.0*x6 + 1837.0*x7;

 c50..   0 =l= 448.0*x1 + 450.0*x2 + 450.0*x3 + 450.0*x4 +
               450.0*x5 + 455.0*x6 + 445.0*x7;

 c51..   0 =l= 1101.0*x1 + 1100.0*x2 + 1100.0*x3 + 1100.0*x4 +
               1101.0*x5 + 1101.0*x6 + 1096.0*x7;

 c52..   0 =l= 1831.0*x1 + 1831.0*x2 + 1837.0*x3 + 1831.0*x4 +
               1829.0*x5 + 1873.0*x6 + 1854.0*x7;

 c53..   0 =l= 1679.0*x1 + 1682.0*x2 + 1682.0*x3 + 1682.0*x4 +
               1682.0*x5 + 1736.0*x6 + 1681.0*x7;

 c54..   0 =l= 1040.0*x1 + 1040.0*x2 + 1040.0*x3 + 1040.0*x4 +
               1040.0*x5 + 1083.0*x6 + 1033.0*x7;

 c55..   0 =l= 921.0*x1 + 921.0*x2 + 921.0*x3 + 921.0*x4 +
               996.0*x5 + 965.0*x6 + 1001.0*x7;

 c56..   0 =l= 576.0*x1 + 576.0*x2 + 576.0*x3 + 576.0*x4 +
               549.0*x5 + 588.0*x6 + 536.0*x7;

 c57..   0 =l= 120.0*x1 + 120.0*x2 + 104.0*x3 + 104.0*x4 +
               104.0*x5 + 82.0*x6 + 102.0*x7;

 c58..   0 =l= 665.0*x1 + 665.0*x2 + 665.0*x3 + 663.0*x4 +
               663.0*x5 + 694.0*x6 + 647.0*x7;

 c59..   0 =l= 537.0*x1 + 537.0*x2 + 537.0*x3 + 537.0*x4 +
               537.0*x5 + 564.0*x6 + 528.0*x7;

 c60..   0 =l= 1489.0*x1 + 1489.0*x2 + 1489.0*x3 + 1530.0*x4 +
               1530.0*x5 + 1521.0*x6 + 1524.0*x7;

 c61..   0 =l= 674.0*x1 + 674.0*x2 + 674.0*x3 + 674.0*x4 +
               674.0*x5 + 684.0*x6 + 684.0*x7;

 c62..   0 =l= 631.0*x1 + 631.0*x2 + 631.0*x3 + 592.0*x4 +
               619.0*x5 + 639.0*x6 + 587.0*x7;

 c63..   0 =l= 2021.0*x1 + 2021.0*x2 + 2021.0*x3 + 2021.0*x4 +
               2021.0*x5 + 2027.0*x6 + 2038.0*x7;

 c64..   0 =l= 1618.0*x1 + 1618.0*x2 + 1618.0*x3 + 1618.0*x4 +
               1618.0*x5 + 1642.0*x6 + 1626.0*x7;

 c65..   0 =l= 1419.0*x1 + 1419.0*x2 + 1413.0*x3 + 1435.0*x4 +
               1435.0*x5 + 1418.0*x6 + 1437.0*x7;

 c66..   0 =l= 1358.0*x1 + 1355.0*x2 + 1331.0*x3 + 1319.0*x4 +
               1343.0*x5 + 1380.0*x6 + 1297.0*x7;

 c67..   0 =l= 635.0*x1 + 635.0*x2 + 635.0*x3 + 635.0*x4 +
               647.0*x5 + 634.0*x6 + 683.0*x7;

 c68..   0 =l= 339.0*x1 + 339.0*x2 + 330.0*x3 + 339.0*x4 +
               339.0*x5 + 342.0*x6 + 346.0*x7;

 c69..   0 =l= 1969.0*x1 + 1969.0*x2 + 1973.0*x3 + 1948.0*x4 +
               1985.0*x5 + 1990.0*x6 + 1998.0*x7;

 c70..   0 =l= 1049.0*x1 + 1049.0*x2 + 1049.0*x3 + 1050.0*x4 +
               1050.0*x5 + 1078.0*x6 + 1081.0*x7;

 c71..   0 =l= 345.0*x1 + 345.0*x2 + 345.0*x3 + 339.0*x4 +
               339.0*x5 + 314.0*x6 + 328.0*x7;

 c72..   0 =l= 1194.0*x1 + 1194.0*x2 + 1194.0*x3 + 1194.0*x4 +
               1194.0*x5 + 1140.0*x6 + 1205.0*x7;

 c73..   0 =l= 668.0*x1 + 666.0*x2 + 666.0*x3 + 666.0*x4 +
               666.0*x5 + 677.0*x6 + 668.0*x7;

 c74..   0 =l= 1460.0*x1 + 1448.0*x2 + 1478.0*x3 + 1482.0*x4 +
               1482.0*x5 + 1504.0*x6 + 1446.0*x7;

 c75..   0 =l= 1346.0*x1 + 1346.0*x2 + 1348.0*x3 + 1348.0*x4 +
               1348.0*x5 + 1430.0*x6 + 1345.0*x7;

 c76..   0 =l= 925.0*x1 + 925.0*x2 + 925.0*x3 + 907.0*x4 +
               907.0*x5 + 943.0*x6 + 953.0*x7;

 c77..   0 =l= 1354.0*x1 + 1368.0*x2 + 1334.0*x3 + 1334.0*x4 +
               1334.0*x5 + 1346.0*x6 + 1350.0*x7;

 c78..   0 =l= 974.0*x1 + 974.0*x2 + 974.0*x3 + 974.0*x4 +
               974.0*x5 + 939.0*x6 + 974.0*x7;

 c79..   0 =l= 930.0*x1 + 930.0*x2 + 930.0*x3 + 930.0*x4 +
               930.0*x5 + 919.0*x6 + 944.0*x7;

 c80..   0 =l= 1132.0*x1 + 1132.0*x2 + 1093.0*x3 + 1132.0*x4 +
               1136.0*x5 + 1099.0*x6 + 1148.0*x7;

 c81..   0 =l= 1213.0*x1 + 1213.0*x2 + 1213.0*x3 + 1213.0*x4
               + 1213.0*x5 + 1210.0*x6 + 1197.0*x7;

 c82..   0 =l= 715.0*x1 + 715.0*x2 + 715.0*x3 + 715.0*x4 +
               715.0*x5 + 733.0*x6 + 734.0*x7;

 c83..   0 =l= 1338.0*x1 + 1338.0*x2 + 1338.0*x3 + 1345.0*x4 +
               1347.0*x5 + 1297.0*x6 + 1351.0*x7;

 c84..   0 =l= 1186.0*x1 + 1186.0*x2 + 1188.0*x3 + 1188.0*x4 +
               1186.0*x5 + 1186.0*x6 + 1175.0*x7;

 c85..   0 =l= 1623.0*x1 + 1623.0*x2 + 1623.0*x3 + 1613.0*x4 +
               1623.0*x5 + 1556.0*x6 + 1629.0*x7;

 c86..   0 =l= 670.0*x1 + 670.0*x2 + 670.0*x3 + 663.0*x4 +
               676.0*x5 + 719.0*x6 + 688.0*x7;

 c87..   0 =l= 164.0*x1 + 174.0*x2 + 138.0*x3 + 174.0*x4 +
               164.0*x5 + 123.0*x6 + 213.0*x7;

 c88..   0 =l= 890.0*x1 + 890.0*x2 + 890.0*x3 + 890.0*x4 +
               890.0*x5 + 888.0*x6 + 898.0*x7;

 c89..   0 =l= 1501.0*x1 + 1501.0*x2 + 1501.0*x3 + 1501.0*x4 +
               1501.0*x5 + 1501.0*x6 + 1506.0*x7;

 c90..   0 =l= 508.0*x1 + 508.0*x2 + 508.0*x3 + 508.0*x4 +
               500.0*x5 + 490.0*x6 + 519.0*x7;

 c91..   0 =l= 1607.0*x1 + 1607.0*x2 + 1607.0*x3 + 1607.0*x4 +
               1606.0*x5 + 1606.0*x6 + 1620.0*x7;

 c92..   0 =l= 184.0*x1 + 184.0*x2 + 184.0*x3 + 184.0*x4 +
               184.0*x5 + 189.0*x6 + 184.0*x7;

 c93..   0 =l= 1483.0*x1 + 1483.0*x2 + 1487.0*x3 + 1483.0*x4 +
               1483.0*x5 + 1535.0*x6 + 1395.0*x7;

 c94..   0 =l= 788.0*x1 + 790.0*x2 + 796.0*x3 + 783.0*x4 +
               782.0*x5 + 781.0*x6 + 847.0*x7;

 c95..   0 =l= 768.0*x1 + 778.0*x2 + 790.0*x3 + 768.0*x4 +
               778.0*x5 + 750.0*x6 + 851.0*x7;

 c96..   0 =l= 721.0*x1 + 721.0*x2 + 721.0*x3 + 721.0*x4 +
               721.0*x5 + 719.0*x6 + 700.0*x7;

 c97..   0 =l= 1568.0*x1 + 1558.0*x2 + 1515.0*x3 + 1575.0*x4 +
               1559.0*x5 + 1498.0*x6 + 1608.0*x7;

 c98..   0 =l= 385.0*x1 + 385.0*x2 + 385.0*x3 + 385.0*x4 +
               385.0*x5 + 383.0*x6 + 331.0*x7;

 c99..   0 =l= 1226.0*x1 + 1226.0*x2 + 1226.0*x3 + 1226.0*x4 +
              1224.0*x5 + 1224.0*x6 + 1224.0*x7;

 c100..  0 =l= 155.0*x1 + 155.0*x2 + 116.0*x3 + 155.0*x4 +
               155.0*x5 + 70.0*x6 + 152.0*x7;

 c101..  0 =l= 441.0*x1 + 441.0*x2 + 378.0*x3 + 449.0*x4 +
               447.0*x5 + 303.0*x6 + 459.0*x7;

 c102..  0 =l= 712.0*x1 + 712.0*x2 + 706.0*x3 + 719.0*x4 +
               720.0*x5 + 693.0*x6 + 743.0*x7;

 c103..  0 =l= 1535.0*x1 + 1535.0*x2 + 1535.0*x3 + 1559.0*x4 +
               1530.0*x5 + 1491.0*x6 + 1611.0*x7;

 c104..  0 =l= 1196.0*x1 + 1196.0*x2 + 1140.0*x3 + 1220.0*x4 +
               1194.0*x5 + 977.0*x6 + 1239.0*x7;

 c105..  0 =l= 786.0*x1 + 786.0*x2 + 719.0*x3 + 930.0*x4 +
               730.0*x5 + 569.0*x6 + 934.0*x7;

 c106..  0 =l= 84.0*x1 + 76.0*x2 + 76.0*x3 + 77.0*x4 +77.0*x5+
               48.0*x6 + 99.0*x7;

 c107..  0 =l= 539.0*x1 + 539.0*x2 + 539.0*x3 + 538.0*x4 +
               537.0*x5 + 523.0*x6 + 674.0*x7;

 c108..  0 =l= 1105.0*x1 + 1105.0*x2 + 1066.0*x3 + 1098.0*x4 +
               1087.0*x5 + 998.0*x6 + 1068.0*x7;

 c109..  0 =l= 1524.0*x1 + 1506.0*x2 + 1506.0*x3 + 1524.0*x4 +
               1528.0*x5 + 1479.0*x6 + 1508.0*x7;

 c110..  0 =l= 167.0*x1 + 167.0*x2 + 167.0*x3 + 167.0*x4 +
               147.0*x5 + 107.0*x6 + 168.0*x7;

 c111..  0 =l= 1530.0*x1 + 1527.0*x2 + 1527.0*x3 + 1527.0*x4 +
               1527.0*x5 + 1534.0*x6 + 1509.0*x7;

 c112..  0 =l= 1993.0*x1 + 1993.0*x2 + 1993.0*x3 + 1993.0*x4 +
               2013.0*x5 + 2002.0*x6 + 1967.0*x7;

 c113..  0 =l= 1830.0*x1 + 1830.0*x2 + 1830.0*x3 + 1819.0*x4 +
               1829.0*x5 + 1830.0*x6 + 1822.0*x7;

 c114..  0 =l= 1518.0*x1 + 1518.0*x2 + 1518.0*x3 + 1518.0*x4 +
               1505.0*x5 + 1508.0*x6 + 1494.0*x7;

 c115..  0 =l= 790.0*x1 + 790.0*x2 + 790.0*x3 + 790.0*x4 +
               790.0*x5 + 794.0*x6 + 805.0*x7;

 c116..  0 =l= 1065.0*x1 + 1065.0*x2 + 1065.0*x3 + 1065.0*x4 +
               1055.0*x5 + 1041.0*x6 + 1068.0*x7;

 c117..  0 =l= 692.0*x1 + 692.0*x2 + 692.0*x3 + 692.0*x4 +
               688.0*x5 + 642.0*x6 + 717.0*x7;

 c118..  0 =l= 1128.0*x1 + 1128.0*x2 + 1116.0*x3 + 1128.0*x4 +
               1128.0*x5 + 1118.0*x6 + 1109.0*x7;

 c119..  0 =l= 1328.0*x1 + 1328.0*x2 + 1328.0*x3 + 1330.0*x4 +
               1330.0*x5 + 1313.0*x6 + 1339.0*x7;

 c120..  0 =l= 836.0*x1 + 836.0*x2 + 833.0*x3 + 836.0*x4 +
               836.0*x5 + 851.0*x6 + 917.0*x7;

 c121..  0 =l= 823.0*x1 + 823.0*x2 + 823.0*x3 + 823.0*x4 +
               823.0*x5 + 823.0*x6 + 857.0*x7;

 c122..  0 =l= 672.0*x1 + 672.0*x2 + 672.0*x3 + 680.0*x4 +
               670.0*x5 + 517.0*x6 + 740.0*x7;

 c123..  0 =l= 519.0*x1 + 519.0*x2 + 519.0*x3 + 492.0*x4 +
               480.0*x5 + 479.0*x6 + 510.0*x7;

 c124..  0 =l= 1690.0*x1 + 1693.0*x2 + 1693.0*x3 + 1693.0*x4 +
               1693.0*x5 + 1696.0*x6 + 1677.0*x7;

 c125..  0 =l= 410.0*x1 + 410.0*x2 + 410.0*x3 + 410.0*x4 +
               418.0*x5 + 405.0*x6 + 421.0*x7;

 c126..  0 =l= 2102.0*x1 + 2102.0*x2 + 2102.0*x3 + 2102.0*x4 +
               2094.0*x5 + 2094.0*x6 + 2073.0*x7;

 c127..  0 =l= 82.0*x1 + 100.0*x2 + 100.0*x3 + 100.0*x4 +
               100.0*x5 + 146.0*x6 + 115.0*x7;

 c128..  0 =l= 303.0*x1 + 303.0*x2 + 303.0*x3 + 303.0*x4 +
               303.0*x5 + 303.0*x6 + 319.0*x7;

 c129..  0 =l= 481.0*x1 + 481.0*x2 + 481.0*x3 + 481.0*x4 +
               481.0*x5 + 484.0*x6 + 498.0*x7;

 c130..  0 =l= 1546.0*x1 + 1546.0*x2 + 1546.0*x3 + 1546.0*x4 +
               1535.0*x5 + 1532.0*x6 + 1505.0*x7;

 c131..  0 =l= 1384.0*x1 + 1384.0*x2 + 1384.0*x3 + 1384.0*x4 +
               1384.0*x5 + 1382.0*x6 + 1385.0*x7;

 c132..  0 =l= 824.0*x1 + 824.0*x2 + 824.0*x3 + 824.0*x4 +
               824.0*x5 + 767.0*x6 + 859.0*x7;

 c133..  0 =l= 1778.0*x1 + 1778.0*x2 + 1778.0*x3 + 1778.0*x4 +
               1758.0*x5 + 1752.0*x6 + 1854.0*x7;

 c134..  0 =l= 192.0*x1 + 192.0*x2 + 192.0*x3 + 193.0*x4 +
               185.0*x5 + 236.0*x6 + 169.0*x7;

 c135..  0 =l= 1476.0*x1 + 1476.0*x2 + 1478.0*x3 + 1478.0*x4 +
               1459.0*x5 + 1457.0*x6 + 1574.0*x7;

 c136..  0 =l= 429.0*x1 + 429.0*x2 + 429.0*x3 + 429.0*x4 +
               430.0*x5 + 430.0*x6 + 430.0*x7;

 c137..  0 =l= 1076.0*x1 + 1076.0*x2 + 1074.0*x3 + 1068.0*x4 +
               1087.0*x5 + 1079.0*x6 + 1105.0*x7;

 c138..  0 =l= 691.0*x1 + 691.0*x2 + 691.0*x3 + 693.0*x4 +
               693.0*x5 + 695.0*x6 + 747.0*x7;

 c139..  0 =l= 1569.0*x1 + 1569.0*x2 + 1569.0*x3 + 1569.0*x4 +
               1559.0*x5 + 1562.0*x6 + 1582.0*x7;

 c140..  0 =l= 1454.0*x1 + 1454.0*x2 + 1453.0*x3 + 1454.0*x4 +
               1454.0*x5 + 1388.0*x6 + 1478.0*x7;

 c141..  0 =l= 220.0*x1 + 220.0*x2 + 220.0*x3 + 220.0*x4 +
               209.0*x5 + 208.0*x6 + 175.0*x7;

 c142..  0 =l= 2237.0*x1 + 2237.0*x2 + 2203.0*x3 + 2237.0*x4 +
               2231.0*x5 + 2157.0*x6 + 2198.0*x7;

 c143..  0 =l= 756.0*x1 + 760.0*x2 + 713.0*x3 + 760.0*x4 +
               756.0*x5 + 709.0*x6 + 731.0*x7;

 c144..  0 =l= 256.0*x1 + 256.0*x2 + 256.0*x3 + 256.0*x4 +
               328.0*x5 + 334.0*x6 + 251.0*x7;

 c145..  0 =l= 21.0*x1 + 21.0*x2 + 21.0*x3 +21.0*x4 +21.0*x5-
               2.0*x6 + 30.0*x7;

 c146..  0 =l= 1079.0*x1 + 1079.0*x2 + 1079.0*x3 + 1079.0*x4 +
               1079.0*x5 + 1087.0*x6 + 1066.0*x7;

 c147..  0 =l= 1517.0*x1 + 1517.0*x2 + 1510.0*x3 + 1511.0*x4 +
               1511.0*x5 + 1510.0*x6 + 1495.0*x7;

 c148..  0 =l= 408.0*x1 + 408.0*x2 + 408.0*x3 + 408.0*x4 +
               432.0*x5 + 434.0*x6 + 455.0*x7;

 c149..  0 =l= 2150.0*x1 + 2150.0*x2 + 2150.0*x3 + 2149.0*x4 +
               2149.0*x5 + 2182.0*x6 + 2141.0*x7;

 c150..  0 =l= 1615.0*x1 + 1615.0*x2 + 1615.0*x3 + 1615.0*x4 +
               1615.0*x5 + 1568.0*x6 + 1624.0*x7;

 c151..  0 =l= 855.0*x1 + 855.0*x2 + 855.0*x3 + 855.0*x4 +
               855.0*x5 + 821.0*x6 + 870.0*x7;

 c152..  0 =l= 1006.0*x1 + 1006.0*x2 + 1007.0*x3 + 1006.0*x4 +
               950.0*x5 + 948.0*x6 + 1023.0*x7;

 c153..  0 =l= 232.0*x1 + 232.0*x2 + 198.0*x3 + 198.0*x4 +
               198.0*x5 + 164.0*x6 + 220.0*x7;

 c154..  0 =l= 430.0*x1 + 430.0*x2 + 430.0*x3 + 430.0*x4 +
               430.0*x5 + 424.0*x6 + 419.0*x7;

 c155..  0 =l= 766.0*x1 + 766.0*x2 + 766.0*x3 + 766.0*x4 +
               766.0*x5 + 766.0*x6 + 816.0*x7;

 c156..  0 =l= 885.0*x1 + 885.0*x2 + 885.0*x3 + 885.0*x4 +
               866.0*x5 + 917.0*x6 + 883.0*x7;

 c157..  0 =l= 1617.0*x1 + 1617.0*x2 + 1617.0*x3 + 1615.0*x4 +
               1615.0*x5 + 1601.0*x6 + 1607.0*x7;

 c158..  0 =l= 789.0*x1 + 789.0*x2 + 785.0*x3 + 813.0*x4 +
               789.0*x5 + 719.0*x6 + 867.0*x7;

 c159..  0 =l= 154.0*x1 + 154.0*x2 + 154.0*x3 + 154.0*x4 +
               154.0*x5 + 173.0*x6 + 238.0*x7;

 c160..  0 =l= 1442.0*x1 + 1442.0*x2 + 1426.0*x3 + 1426.0*x4 +
               1426.0*x5 + 1455.0*x6 + 1425.0*x7;

 c161..  0 =l= 983.0*x1 + 983.0*x2 + 983.0*x3 + 983.0*x4 +
               1002.0*x5 + 909.0*x6 + 1009.0*x7;

 c162..  0 =l= 192.0*x1 + 192.0*x2 + 192.0*x3 + 192.0*x4 +
               192.0*x5 + 219.0*x6 + 183.0*x7;

 c163..  0 =l= 192.0*x1 + 192.0*x2 + 192.0*x3 + 184.0*x4 +
               176.0*x5 + 160.0*x6 + 168.0*x7;

 c164..  0 =l= 1479.0*x1 + 1479.0*x2 + 1486.0*x3 + 1477.0*x4 +
               1495.0*x5 + 1542.0*x6 + 1527.0*x7;

 c165..  0 =l= 1844.0*x1 + 1844.0*x2 + 1857.0*x3 + 1810.0*x4 +
               1844.0*x5 + 1870.0*x6 + 1753.0*x7;

 c166..  0 =l= 214.0*x1 + 211.0*x2 + 211.0*x3 + 193.0*x4 +
               184.0*x5 + 162.0*x6 + 183.0*x7;

 c167..  0 =l= 1387.0*x1 + 1387.0*x2 + 1387.0*x3 + 1363.0*x4 +
               1387.0*x5 + 1365.0*x6 + 1365.0*x7;

 c168..  0 =l= 436.0*x1 + 436.0*x2 + 436.0*x3 + 436.0*x4 +
               428.0*x5 + 428.0*x6 + 452.0*x7;

 c169..  0 =l= 334.0*x1 + 334.0*x2 + 332.0*x3 + 332.0*x4 +
               344.0*x5 + 344.0*x6 + 316.0*x7;

 c170..  0 =l= 1897.0*x1 + 1896.0*x2 + 1896.0*x3 + 1893.0*x4 +
               1894.0*x5 + 1895.0*x6 + 1898.0*x7;

 c171..  0 =l= 1937.0*x1 + 1937.0*x2 + 1940.0*x3 + 1937.0*x4 +
               1937.0*x5 + 1950.0*x6 + 1927.0*x7;

 c172..  0 =l= 1256.0*x1 + 1256.0*x2 + 1256.0*x3 + 1256.0*x4 +
               1256.0*x5 + 1250.0*x6 + 1261.0*x7;

 c173..  0 =l= 1254.0*x1 + 1254.0*x2 + 1254.0*x3 + 1254.0*x4 +
               1255.0*x5 + 1252.0*x6 + 1252.0*x7;

 c174..  0 =l= 896.0*x1 + 896.0*x2 + 896.0*x3 + 896.0*x4 +
               907.0*x5 + 898.0*x6 + 891.0*x7;

 c175..  0 =l= 617.0*x1 + 620.0*x2 + 620.0*x3 + 610.0*x4 +
               620.0*x5 + 658.0*x6 + 630.0*x7;

 c176..  0 =l= 53.0*x1 + 53.0*x2 + 49.0*x3 + 88.0*x4 + 41.0*x5
               + 43.0*x6 + 92.0*x7;

 c177..  0 =l= 608.0*x1 + 608.0*x2 + 608.0*x3 + 607.0*x4 +
               605.0*x5 + 584.0*x6 + 575.0*x7;

 c178..  0 =l= 1246.0*x1 + 1246.0*x2 + 1246.0*x3 + 1246.0*x4 +
               1246.0*x5 + 1246.0*x6 + 1246.0*x7;

 c179..  0 =l= 807.0*x1 + 807.0*x2 + 807.0*x3 + 807.0*x4 +
               807.0*x5 + 774.0*x6 + 833.0*x7;

 c180..  0 =l= 546.0*x1 + 558.0*x2 + 519.0*x3 + 558.0*x4 +
               557.0*x5 + 547.0*x6 + 565.0*x7;

 c181..  0 =l= 202.0*x1 + 202.0*x2 + 143.0*x3 + 202.0*x4 +
               131.0*x5 - x6 + 244.0*x7;

 c182..  0 =l= 1757.0*x1 + 1757.0*x2 + 1757.0*x3 + 1757.0*x4 +
               1737.0*x5 + 1754.0*x6 + 1715.0*x7;

 c183..  0 =l= 1152.0*x1 + 1152.0*x2 + 1149.0*x3 + 1152.0*x4 +
               1152.0*x5 + 1111.0*x6 + 1163.0*x7;

 c184..  0 =l= 829.0*x1 + 829.0*x2 + 829.0*x3 + 829.0*x4 +
               829.0*x5 + 829.0*x6 + 832.0*x7;

 c185..  0 =l= 1380.0*x1 + 1380.0*x2 + 1345.0*x3 + 1380.0*x4 +
               1380.0*x5 + 1366.0*x6 + 1431.0*x7;

 c186..  0 =l= 759.0*x1 + 759.0*x2 + 759.0*x3 + 759.0*x4 +
               759.0*x5 + 784.0*x6 + 748.0*x7;

 c187..  0 =l= 127.0*x1 + 127.0*x2 + 127.0*x3 + 127.0*x4 +
               127.0*x5 + 113.0*x6 + 126.0*x7;

 c188..  0 =l= 1628.0*x1 + 1628.0*x2 + 1628.0*x3 + 1589.0*x4 +
               1589.0*x5 + 1626.0*x6 + 1642.0*x7;

 c189..  0 =l= 2052.0*x1 + 2052.0*x2 + 2052.0*x3 + 2052.0*x4 +
               2052.0*x5 + 2054.0*x6 + 1991.0*x7;

 c190..  0 =l= 1130.0*x1 + 1139.0*x2 + 1112.0*x3 + 1139.0*x4 +
               1110.0*x5 + 1110.0*x6 + 1125.0*x7;

 c191..  0 =l= 590.0*x1 + 590.0*x2 + 590.0*x3 + 590.0*x4 +
               590.0*x5 + 613.0*x6 + 651.0*x7;

 c192..  0 =l= 1449.0*x1 + 1449.0*x2 + 1449.0*x3 + 1449.0*x4 +
               1449.0*x5 + 1401.0*x6 + 1544.0*x7;

 c193..  0 =l= 201.0*x1 + 201.0*x2 + 201.0*x3 + 201.0*x4 +
               201.0*x5 + 215.0*x6 + 274.0*x7;

 c194..  0 =l= 859.0*x1 + 847.0*x2 + 847.0*x3 + 847.0*x4 +
               835.0*x5 + 838.0*x6 + 815.0*x7;

 c195..  0 =l= 1799.0*x1 + 1799.0*x2 + 1799.0*x3 + 1792.0*x4 +
               1799.0*x5 + 1799.0*x6 + 1843.0*x7;

 c196..  0 =l= 1033.0*x1 + 1033.0*x2 + 1038.0*x3 + 1031.0*x4 +
               1025.0*x5 + 1027.0*x6 + 1030.0*x7;

 c197..  0 =l= 183.0*x1 + 183.0*x2 + 183.0*x3 + 190.0*x4 +
               183.0*x5 + 188.0*x6 + 152.0*x7;

 c198..  0 =l= 654.0*x1 + 654.0*x2 + 648.0*x3 + 654.0*x4 +
               665.0*x5 + 664.0*x6 + 632.0*x7;

 c199..  0 =l= 1345.0*x1 + 1345.0*x2 + 1345.0*x3 + 1345.0*x4 +
               1345.0*x5 + 1360.0*x6 + 1361.0*x7;

 c200..  0 =l= 1361.0*x1 + 1361.0*x2 + 1370.0*x3 + 1351.0*x4 +
               1361.0*x5 + 1370.0*x6 + 1343.0*x7;

 c201..  0 =l= 1068.0*x1 + 1068.0*x2 + 1068.0*x3 + 1068.0*x4 +
               1068.0*x5 + 1148.0*x6 + 1050.0*x7;

 c202..  0 =l= 457.0*x1 + 457.0*x2 + 461.0*x3 + 457.0*x4 +
               444.0*x5 + 475.0*x6 + 451.0*x7;

 c203..  0 =l= 244.0*x1 + 244.0*x2 + 235.0*x3 + 256.0*x4 +
               248.0*x5 + 131.0*x6 + 306.0*x7;

 c204..  0 =l= 1819.0*x1 + 1819.0*x2 + 1819.0*x3 + 1809.0*x4 +
               1819.0*x5 + 1830.0*x6 + 1802.0*x7;

 c205..  0 =l= 484.0*x1 + 484.0*x2 + 484.0*x3 + 484.0*x4 +
               484.0*x5 + 484.0*x6 + 467.0*x7;

 c206..  0 =l= 334.0*x1 + 334.0*x2 + 334.0*x3 + 334.0*x4 +
               334.0*x5 + 323.0*x6 + 335.0*x7;

 c207..  0 =l= 1781.0*x1 + 1781.0*x2 + 1781.0*x3 + 1781.0*x4 +
               1777.0*x5 + 1777.0*x6 + 1829.0*x7;

 c208..  0 =l= 654.0*x1 + 654.0*x2 + 658.0*x3 + 654.0*x4 +
               653.0*x5 + 666.0*x6 + 662.0*x7;

 c209..  0 =l= 45.0*x1 + 45.0*x2 + 45.0*x3 + 45.0*x4 + 46.0*x5
               + 46.0*x6 + 46.0*x7;

 c210..  0 =l= 137.0*x1 + 137.0*x2 + 137.0*x3 + 137.0*x4 +
               137.0*x5 + 113.0*x6 + 123.0*x7;

 c211..  0 =l= 1660.0*x1 + 1660.0*x2 + 1660.0*x3 + 1660.0*x4 +
               1735.0*x5 + 1732.0*x6 + 1655.0*x7;

 c212..  0 =l= 1134.0*x1 + 1134.0*x2 + 1134.0*x3 + 1134.0*x4 +
               1134.0*x5 + 1164.0*x6 + 1150.0*x7;

 c213..  0 =l= 1664.0*x1 + 1664.0*x2 + 1660.0*x3 + 1664.0*x4 +
               1664.0*x5 + 1621.0*x6 + 1677.0*x7;

 c214..  0 =l= 1473.0*x1 + 1473.0*x2 + 1473.0*x3 + 1473.0*x4 +
               1473.0*x5 + 1473.0*x6 + 1457.0*x7;

 c215..  0 =l= 54.0*x1 + 54.0*x2 + 56.0*x3 + 56.0*x4 + 54.0*x5
               + 54.0*x6 + 58.0*x7;

 c216..  0 =l= 936.0*x1 + 936.0*x2 + 938.0*x3 + 938.0*x4 +
               938.0*x5 + 944.0*x6 + 923.0*x7;

 c217..  0 =l= 1131.0*x1 + 1131.0*x2 + 1131.0*x3 + 1131.0*x4 +
               1131.0*x5 + 1160.0*x6 + 1136.0*x7;

 c218..  0 =l= 1273.0*x1 + 1273.0*x2 + 1273.0*x3 + 1273.0*x4 +
               1281.0*x5 + 1275.0*x6 + 1276.0*x7;

 c219..  0 =l= 486.0*x1 + 486.0*x2 + 486.0*x3 + 486.0*x4 +
               473.0*x5 + 486.0*x6 + 518.0*x7;

 c220..  0 =l= 781.0*x1 + 781.0*x2 + 782.0*x3 + 781.0*x4 +
               769.0*x5 + 762.0*x6 + 776.0*x7;

 c221..  0 =l= 1323.0*x1 + 1323.0*x2 + 1323.0*x3 + 1323.0*x4 +
               1323.0*x5 + 1338.0*x6 + 1302.0*x7;

 c222..  0 =l= 50.0*x1 + 50.0*x2 + 48.0*x3 + 48.0*x4 + 48.0*x5
               + 51.0*x6 + 47.0*x7;

 c223..  0 =l= 1920.0*x1 + 1920.0*x2 + 1881.0*x3 + 1920.0*x4 +
               1920.0*x5 + 1851.0*x6 + 1934.0*x7;

 c224..  0 =l= 166.0*x1 + 166.0*x2 + 166.0*x3 + 165.0*x4 +
               234.0*x5 + 234.0*x6 - 34.0*x7;

 c225..  0 =l= 90.0*x1 + 93.0*x2 + 132.0*x3 + 132.0*x4 +
               163.0*x5 + 180.0*x6 - 3.0*x7;

 c226..  0 =l= 38.0*x1 + 38.0*x2 - 20.0*x3 + 36.0*x4 +
               154.0*x5 + 516.0*x6 - 66.0*x7;

 c227..  0 =l= 119.0*x1 + 127.0*x2 + 127.0*x3 + 117.0*x4 +
               138.0*x5 + 384.0*x6 - 68.0*x7;

 c228..  0 =g= 3.0*x1 - 2.0*x2 - 52.0*x3 + 86.0*x4 + 168.0*x5
               + 414.0*x6 - 85.0*x7;

 c229..  0 =l= 106.0*x1 + 106.0*x2 + 156.0*x3 + 156.0*x4 +
               156.0*x5 + 417.0*x6 - 101.0*x7;


x1.up = 1 ;
x2.up = 1 ;
x3.up = 1 ;
x4.up = 1 ;
x5.up = 1 ;
x6.up = 1 ;
x7.up = 1 ;

x1.l  = 0 ;
x2.l  = 0 ;
x3.l  = 0 ;
x4.l  = 0 ;
x5.l  = 0 ;
x6.l  = 0 ;
x7.l  = 0 ;

Model dualc2 /all/;

Solve dualc2  using nlp minimize Obj;


display x1.l  ; display x2.l ; display x3.l ;
display x4.l  ; display x5.l ; display x6.l ;
display x7.l  ; display Obj.l ;