羊杂怎么做?# gardening - 拈花惹草
g*0
1 楼
2 numbers sum up to k is simple.
How to find 3 numbers sum up to K?, 4 numbers sum up to K? 5 numbers
etc...
How to find a subset of numbers that add up to K?
What's the running time?
How to find 3 numbers sum up to K?, 4 numbers sum up to K? 5 numbers
etc...
How to find a subset of numbers that add up to K?
What's the running time?