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  1. #include <stdio.h>
  2. void tohex(int n){
  3. 	if(n<=15) printf("%d",n);
  4. 	else if(n>=16){
  5. 		if(n%16>=10){
  6. 			switch(n-n/16*16){
  7. 				case 10: printf("%d+A",n/16*10);
  8. 				case 11: printf("%d+B",n/16*10);
  9. 				case 12: printf("%d+C",n/16*10);
  10. 				case 13: printf("%d+D",n/16*10);
  11. 				case 14: printf("%d+E",n/16*10);
  12. 				case 15: printf("%d+F",n/16*10);
  13. 				break;
  14. 				default: printf("%d",n/16*10);
  15. 			}
  16. 		}	else printf("%d",n/16*10+n%16);
  17. 	}
  18. }
  19.  
  20. int main(void) {
  21. 	int n;
  22. 	scanf("%d",&n);
  23. 	tohex(n);
  24. 	return 0;
  25. }
  26.  
Success #stdin #stdout 0s 5276KB
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https://ideone.com/Vb3zX4
language:
C99 (gcc 8.3)
created:
7 days ago
visibility:
public

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