1 #include <stdio.h>
2
3 int main()
4 {
5 char ch;
6 int a,b;
7
8 printf("Add\nSub\nMul\nDiv\nmOd\nEnter your choice:");
9 ch =getchar();
10
11 printf("Enter the two numbers :");
12 scanf("%d%d",&a,&b);
13
14 switch(ch){
15 case 'A':
16 case 'a':
17 printf("Sum = %d\n",a+b);
18 break;
19 case 'S':
20 case 's':
21 printf("Dif = %d\n",a-b);
22 break;
23 case 'M':
24 case 'm':
25 printf("Pro = %d\n",a*b);
26 break;
27 case 'D':
28 case 'd':
29 printf("Quo = %d\n",a/b);
30 break;
31 case 'O':
32 case 'o':
33 printf("Rem = %d\n",a%b);
34 break;
35 default:
36 printf("Please choose a valid option\n");
37 }
38
39 }
40
