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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int i, t, r, e, w;
  5. 	int count = 0, sum =0;
  6. 	for(i=1;i<=10000;i++){
  7. 		t = (i/1000)%10;
  8. 		r = (i/100)%10;
  9. 		e = (i/10)%10;
  10. 		w = i%10;
  11. 		sum= t+r+e+w;
  12. 		if(sum%7==3){
  13. 			count++;
  14. 		}
  15. 	}
  16. 	printf("%d",count);
  17. 	return 0;
  18. }
  19.  
Success #stdin #stdout 0s 5320KB
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https://ideone.com/KBiwg2
language:
C (gcc 8.3)
created:
5 days ago
visibility:
public

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