Divide Two Integers
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Divide Two Integers
Divide two integers without using multiplication, division and mod operator.
If it is overflow, return MAX_INT.
https://discuss.leetcode.com/topic/15568/detailed-explained-8ms-c-solution
被除数。3<<1=6,6<15,接着左移,6<<1=12,12<15,再移,12<<1=24,此时24>15,说明只能左移两次,1<<2=4是
商的一部分(初始是为0),即15-3*4=3,接着求剩余的部分,此时被除数是3,除数是3,此时再把1加入商。
0 0
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