[구름LEVEL][C] - 피자 쿠폰

#include <stdio.h>
int main() {
	int n,m; scanf("%d %d",&n,&m);
	int cnt=n;
	while(n>m){
		n=n-m;
		n++;
		cnt++;
	}
	printf("%d",cnt);
	return 0;
}