hd 1555 How many days?

How many days?

Time Limit: 3000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 5145    Accepted Submission(s): 3056

Problem Description

8600的手机每天消费1元，每消费K元就可以获赠1元，一开始8600有M元，问最多可以用多少天？

 

 

Input

输入包括多个测试实例.每个测试实例包括2个整数M, k，（2 <= k <= M <= 1000).M = 0, k = 0代表输入结束.

 

 

Output

对于每个测试实例输出一个整数，表示M元可以用的天数。

 

 

Sample Input

  
  

   
   2 2
4 3
0 0
  
  

 

 

Sample Output

  
  

   
   3
5
  
  

 

 

Author

8600

 

 

Source

HDU 2006-12 Programming Contest

 

 

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#include<stdio.h>
int main()
{
    int m,s,k,i,p;
    while(scanf("%d%d",&m,&k)!=EOF&&(m!=0||k!=0))
    {
       s=m;
       while(m>=k)
       {
           s+=m/k;
           m=m%k+m/k;       
                  }
       printf("%d\n",s);
                                                 }
return 0;    
}