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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int a,b;
  5. 	int n;          //演算をあらわす数字
  6.  
  7. 	scanf("%d%d%d",&a,&b,&n);
  8.  
  9. 	switch(n){
  10. 		case 1:
  11. 		printf("%d+%d=%d",a,b,a+b);
  12. 		break;
  13.  
  14. 		case 2:
  15. 		printf("%d-%d=%d",a,b,a-b);
  16. 		break;
  17.  
  18. 		case 3:
  19. 		printf("%d×%d=%d",a,b,a*b);
  20. 		break;
  21.  
  22. 		case 4:
  23. 		if(a%b==0){
  24. 			printf("%d÷%d=%d",a,b,a/b);
  25. 		}
  26. 		else{
  27. 			printf("%d÷%d=%d余り%d",a,b,a/b,a%b);
  28. 		}
  29. 		break;
  30.  
  31. 	}
  32.  
  33. 	return 0;
  34. }
  35.  
Success #stdin #stdout 0s 5300KB
comments (?)
stdin
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3 1 2
stdout
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3-1=2
https://ideone.com/cqdLNJ
language:
C (gcc 8.3)
created:
4 days ago
visibility:
public

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