=1200
=700
=min[0+10000+1*40*25,400+0+1*10*25]
=min[10100,650]=650
=min[0+250+40*10*1, 10000+0+40*25*1]
=min[650,-]=650
=min[0+650+30*1*25,
1200+10000+30*40*25,
700+0+30*10*25]
=min[1400,-,-]=1400