附录：
问题二第一阶段程序： min
120xa9+321.6xa10+157.6xb9+177.6xb10+111.6xc9+122.4xc10+288x39+210x310+204x59+401.6x510 st
xa9+xa10<=600 xb9+xb10<=360 xc9+xc10<=500 x39+x310<=150 x59+x510<=400
xa9+xb9+xc9+x39+x59=1000 xa10+xb10+xc10+x310+x510=700 end int a int b int c
问题二第二阶段程序： min
184.8xa1+150xa2+230.4xa4+344.4xa6+256.8xa7+372xa8+69.6xb1+188.4xb2+189.6xb4+303.6xb6+141.6xb7+331.2xb8
+268.8xc1+398.2xc2+90xc4+174xc6+196.8xc7+111.6xc8 st
xa1+xa2+xa4+xa6+xa7+xa8<=520 xb1+xb2+xb4+xb6+xb7+xb8<=390 xc1+xc2+xc4+xc6+xc7+xc8<=260 xa1+xb1+xc1=300 xa2+xb2+xc2=330 xa4+xb4+xc4=120 xa6+xb6+xc6=20 xa7+xb7+xc7=110 xa8+xb8+xc8=100 end
问题二第三阶段程序： min
184.8xa1+150xa2+408xa3+230.4xa4+156xa5+344.4xa6+256.8xa7+372xa8+120xa9+321.6xa10
+69.6xb1+188.4xb2+367.2xb3+189.6xb4+247.2xb5+303.6xb6+141.6xb7+331.2xb8+157.6xb9+177.6xb10
+268.8xc1+398.2xc2+147.6xc3+90xc4+326.4xc5+174xc6+196.8xc7+111.6xc8+200.4xc9+122.4xc10 st
xa1+xb1+xc1=300
14
xa2+xb2+xc2=300 xa3+xb3+xc3=300 xa4+xb4+xc4=50 xa5+xb5+xc5=290 xa6+xb6+xc6=200 xa7+xb7+xc7=100 xa8+xb8+xc8=200 xa9+xb9+xc9=1000 xa10+xb10+xc10=500 end
500.000000
问题四第一阶段程序： min
198xa9+276xa10+110xb9+148xb10+187xc9+102xc10+253x39+117x310+198x59+334x510 st
xa9+xa10<=600 xb9+xb10<=360 xc9+xc10<=500 x39+x310<=150 x59+x510<=400
xa9+xb9+xc9+x39+x59=1000 xa10+xb10+xc10+x310+x510=700 end
问题四第二阶段程序：
min 154xa1+123xa2+403xa4+342xa6+214xa7+421xa8 +58xb1+157xb2+273xb4+253xb6+113xb7+293xb8 +224xc1+387xc2+75xc4+145xc6+164xc7+93xc8 st
xa1+xa2+xa4+xa6+xa7+xa8<=630 xb1+xb2+xb4+xb6+xb7+xb8<=240 xc1+xc2+xc4+xc6+xc7+xc8<=160 xa1+xb1+xc1=300 xa2+xb2+xc2=330 xa4+xb4+xc4=120 xa6+xb6+xc6=20 xa7+xb7+xc7=110 xa8+xb8+xc8=100 end
问题四第三阶段程序：
min 154xa1+123xa2+393xa3+403xa4+130xa5+342xa6+214xa7+421xa8+198xa9+276xa10 +58xb1+157xb2+265xb3+273xb4+206xb5+253xb6+113xb7+293xb8+110xb9+148xb10 +224xc1+387xc2+123xc3+75xc4+385xc5+145xc6+164xc7+93xc8+187xc9+102xc10 st
xa1+xb1+xc1=300
15
xa2+xb2+xc2=300 xa3+xb3+xc3=300 xa4+xb4+xc4=50 xa5+xb5+xc5=400 xa6+xb6+xc6=200 xa7+xb7+xc7=100 xa8+xb8+xc8=200 xa9+xb9+xc9=1000 xa10+xb10+xc10=500 end
16