やっと最適に解くことが出来ました。。。
○gmpl-10-0.3.mps
[ Final Solution ]
objective value: 235
C0000007 1 (obj:0)
C0000012 1 (obj:0)
C0000022 1 (obj:0)
C0000032 1 (obj:0)
C0000042 1 (obj:0)
C0000057 1 (obj:0)
C0000062 1 (obj:0)
C0000077 1 (obj:0)
C0000087 1 (obj:0)
C0000092 1 (obj:0)
C0000107 1 (obj:0)
C0000112 1 (obj:0)
C0000122 1 (obj:0)
C0000137 1 (obj:0)
C0000147 1 (obj:0)
C0000152 1 (obj:0)
C0000162 0 (obj:0)
C0000167 1 (obj:0)
C0000172 1 (obj:0)
C0000187 1 (obj:0)
C0000197 1 (obj:0)
C0000202 0 (obj:0)
C0000207 1 (obj:0)
C0000217 1 (obj:0)
C0000221 1 (obj:0)
C0000231 1 (obj:0)
C0000241 1 (obj:0)
C0000251 1 (obj:0)
C0000261 1 (obj:0)
C0000271 1 (obj:0)
C0000281 1 (obj:0)
C0000292 1 (obj:0)
C0000301 1 (obj:0)
C0000302 1 (obj:0)
C0000307 1 (obj:0)
C0000311 3 (obj:80)
C0000312 5 (obj:-1)