#include <stdio.h>//练习-找零计算器 int main() { int price = 0; int pay = 0; printf("请输入购买金额"); scanf("%d", &price); printf("请输入支付票面"); scanf("%d", &pay); if (pay >= price) printf("找您%d元", pay - price); else printf("金额不足,还需支付%d元", price - pay); return 0; }