#include <stdio.h>
int main ( )
{
int type;
double money, period, rate, interest;
printf("欢迎使用利息计算器!\n");
printf("请输入存款金额:");
scanf("%lf", &money);
printf("======存款期限======\n");
printf("1. 3个月 \n");
printf("2. 6个月\n");
printf("3. 一年 \n");
printf("4. 二年\n");
printf("5. 三年\n");
printf("6. 五年\n");
printf("请输入存款期限的代号:");
scanf("%d", &type);
if (type>=1 && type <=6)
{
switch(type) //在if中嵌入了switch分情况处理
{
case 1:
period = 0.25;
rate = 0.031;
break;
case 2:
period = 0.5;
rate = 0.033;
break;
case 3:
period = 1;
rate = 0.035;
break;
case 4:
period = 2;
rate = 0.044;
break;
case 5:
period = 3;
rate = 0.05;
break;
case 6:
period = 5;
rate = 0.055;
break;
}
interest = money * period * rate;
printf("到期利息为:%.2lf 元,本息合计共 %.2lf 元。\n", interest, interest + money);
}
else
printf("选择存款类型错误!\n");
printf("感谢您的使用,欢迎下次光临!\n");
return 0;
}