#include <stdio.h> #include <stdlib.h> int main() { int h,a,b,k,i; while(scanf("%d %d %d %d",&h,&a,&b,&k)!=EOF){ int flag=0; for(i=0;i<k;i++){ h=h-a; if(h<1){ flag=1; } h=h+b; } if(flag==1){ printf("White win\n"); } else{ printf("Unknow\n"); } } } |
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