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- #include <stdio.h>
- #include <stdlib.h>
- int main(void) {
- int a,b,r=0;char op;
- scanf("%d",&a);
- scanf("%s",&op);
- scanf("%d",&b);
- switch (op){
- case 43: r= a+b;printf("%d",r);break;
- case 45: r=a-b;printf("%d",r);break;
- case 42: r=a*b;printf("%d",r);break;
- case 47: if (b != 0){
- r=a%b;printf("%d",r);break;
- }else{
- printf("ERROR: Division by zero is not allowed!");
- }break;
- case '%': if (b != 0){
- r=a%b;printf("%d",r);break;
- }else{
- printf("ERROR: Division by zero is not allowed!");break;
- }break;
- default: printf("ERROR: Unsupported Operator!");
- }
- return 0;
- }
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