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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	// your code goes here
  5. 	int a,b,c,d,e;
  6. 	scanf("%d %d %d",&a,&b,&c);
  7. 	switch (c){
  8. 	case 1:  d=a+b;
  9. 	printf("%d+%d=%d\n",a,b,d);
  10. 	break;
  11. 	case 2: d=a-b;
  12. 	printf("%d-%d=%d\n",a,b,d);
  13. 	break;
  14. 	case 3: d=a*b;
  15. 	printf("%d×%d=%d\n",a,b,d);
  16. 	break;
  17. 	case 4:
  18. 	if (b!=0){d=a/b;
  19. 	e=a%d;
  20. 	if(e==0){
  21. 		printf("%d÷%d=%d\n",a,b,d);
  22. 	}else{printf("%d÷%d=%d 余り%d\n",a,b,d,e);}
  23. 	}else{printf("計算不能\n");
  24. 	}break;
  25. 	default: printf("計算不能\n");
  26. 	break;
  27. 	return 0;}
  28.  
  29. 	return 0;
  30. }
  31.  
Success #stdin #stdout 0s 5312KB
comments (?)
stdin
copy 
128
16
4
stdout
copy 
128÷16=8
https://ideone.com/5kBIuI
language:
C (gcc 8.3)
created:
7 days ago
visibility:
public

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