用隐枚举法求解下列0-1规划问题: (1)min x0=2x1+5x2+3x3+4x4 s.t.
用隐枚举法求解下列0-1规划问题:
(1)min x0=2x1+5x2+3x3+4x4,
s.t.-4x1+x2+x3+x4≥0,
-2x1+4x2+2x3+4x4≥4,
x1+x2-x3+x4≥1,
xj=0或1 (j=1,2,3,4);
(2)max z=2x1-x2+5x3-3x4+4x5,
s.t.3x1-2x2+7x3-5x4+4x5≤6,
x1-x2+2x3-4x4+2x5≤0,
xj=0或1(j=1,2,…,5).