View Code of Problem 64

#include<stdio.h>
int main(){
	int n,k,l,i;
	while(scanf("%d %d %d",&n,&k,&l),(n||k||l)!=0){
		for(i=1;i<n-1;i++){
			if(k-k/2+k>l){
				break;
			}
			k=k-k/2+k;
		} 
		printf("%d\n",k);
	}
}