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      Version: 
        v0.0.0-...-4e682c9
    
    
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    Published: Jan  8, 2018
  
      
  
    License: MIT
      
    
  
  
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题目
Divide two integers without using multiplication, division and mod operator.
If it is overflow, return MAX_INT.
解题思路
不能使用乘法,除法和取余运算,编写一个除法函数。大的步骤是
- 取出两个数的符号和绝对值
- 使用绝对值做除法
- 还原结果的符号
- 检查是否溢出
其中,使用绝对值做除法是重点,思路参考程序注释。
总结
递归果然简洁有力
 
       
      
      
    
   
      
      
        
          
  
    
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