1 #include<stdio.h>
2 int main()
3 {
4 float benjin,lixi,heji;
5 int qixian;
6 printf("请输入本金：");
7 scanf("%f",&benjin);
8 printf("请输入期限：");
9 scanf("%d",&qixian);
10 switch(qixian)
11 {
12 case 1:
13 lixi=benjin*0.0225;
14 printf("利息与本金的合计为: %f\n",lixi+benjin);
15 break;
16 case 2:
17 lixi=benjin*0.0243*2;
18 printf("利息与本金的合计为：%f\n",lixi+benjin);
19 break;
20 case 3:
21 lixi=benjin*0.0270*3;
22 printf("利息与本金的合计为：%f\n",lixi+benjin);
23 break;
24 case 5:
25 lixi=benjin*0.0288*5;
26 printf("利息与本金的合计为：%f\n",lixi+benjin);
27 break;
28 case 8:
29 lixi=benjin*0.0300*8;
30 printf("利息与本金的合计为：%f\n",lixi+benjin);
31 break;
32 default:
33 printf("请重新输入本金和期限!\n");
34 }
35 return 0;
36 }
