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  1. #include <stdio.h>
  2.  
  3. int main(void){
  4.  
  5. 	int a,b,c,d;
  6. 	scanf("%d %d %d",&a,&b,&c);
  7. 	int s,m;
  8.  
  9. 	switch(c){
  10. 		case 1:
  11. 		s=a+b;
  12. 		printf("%d+%d=%d",a,b,s);
  13. 		break;
  14.  
  15. 		case 2:
  16. 		s=a-b;
  17. 		printf("%d-%d=%d",a,b,s);
  18. 		break;
  19.  
  20. 		case 3:
  21. 		s=a*b;
  22. 		printf("%d×%d=%d",a,b,s);
  23. 		break;
  24.  
  25. 		case 4:
  26. 		s=a/b;
  27. 		m=a%b;
  28. 		if(b==0){
  29. 			return 0;
  30. 		}
  31. 		if(m==0){
  32. 			printf("%d÷%d=%d",a,b,s);
  33. 		}
  34. 		else{
  35. 			printf("%d÷%d=%d余り%d",a,b,s,m);
  36. 		}
  37. 	}
  38. 	return 0;
  39. }
  40.  
  41.  
Success #stdin #stdout 0s 5304KB
comments (?)
stdin
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128 9 4
stdout
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128÷9=14余り2
https://ideone.com/a9pjfK
language:
C (gcc 8.3)
created:
7 hours ago
visibility:
public

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