杭电OJ题 1555 How many days?解题报告

How many days?

Time Limit: 3000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 3597    Accepted Submission(s): 2135

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 24 30 0

 

Sample Output

35

 
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/**************************** *Name:How many days?.c *Tags:ACM water ****************************/#include <stdio.h>int main(){      int m, k, days, t;      while(scanf("%d%d", &m, &k) && (m || k)) {    days = 0;    t = 0;    while(m > 0) {  m--;  t++;  if(t == k) {m += 1;t = 0;  }  days += 1;    }    printf("%d\n", days);      }      return 0;}