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时间限制:
3000 ms | 内存限制:
65535 KB
- 描述
-
Tom has many cigarettes. We hypothesized that he has n cigarettes and smokes them
one by one keeping all the butts. Out of k > 1 butts he can roll a new cigarette.
Now,do you know how many cigarettes can Tom has?
- 输入
- First input is a single line,it's n and stands for there are n testdata.then there are n lines ,each line contains two integer numbers giving the values of n and k.
- 输出
- For each line of input, output one integer number on a separate line giving the maximum number of cigarettes that Peter can have.
- 样例输入
-
3 4 3 10 3 100 5
- 样例输出
-
5 14 124
题目链接:http://acm.nyist.edu.cn/JudgeOnline/problem.php?pid=94
代码:
#include <stdio.h>
int main()
{
int n,i,j,k,u,p,o,m;
scanf("%d",&n);
for(i=0;i<n;i++)
{
scanf("%d%d",&j,&k);
p=j;
u=0;
for(;j>=k;)
{
m=j/k;
o=j%k;
u=u+m;
j=o+m;
}
printf("%d\n",u+p);
}
return 0;
}