View Code of Problem 13

#include<stdio.h>
#include <string.h>
#include <math.h>
int main(){
	int h,a,b,k;
	int j=1;
	while(scanf("%d%d%d%d",&h,&a,&b,&k)!=EOF)
	{
		int t;
		int i;
		for(i=1;;i++)
		{
			if(i%(k+1)==0)
			{
				h=h+b;
				if(h>=t)
				{
					printf("Case #%d: Unknow\n",j++);
					break;
				}
			   	if(h<1)
			  	{
					printf("Case #%d: White win\n",j++);
					break;
				}
			}
			else
			{
				h=h-a;
				if(h<1)
				{
					printf("Case #%d: White win\n",j++);
					break;
				}
				h=h+b;
			}
		}
	}
	printf("\n");
	return 0;
}

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