新加坡数学5年级challenge word problem里的,
a rectanglar cardboard is 47 cm long and 28 cm wide. what is the maximum number of rectangles, each 8 cm and 5 cm wide, that can be cut from it?
新加坡数学5年级challenge word problem里的,
a rectanglar cardboard is 47 cm long and 28 cm wide. what is the maximum number of rectangles, each 8 cm and 5 cm wide, that can be cut from it?
• 拿张纸摆画摆画,我摆了31个, -flagsix- ♂ (0 bytes) () 02/19/2017 postreply 08:26:12
• dp Knapsack? -85858585- ♀ (228 bytes) () 02/19/2017 postreply 10:35:39