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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int a=100,A,b,B,C,sum,count=0;
  5.  
  6. 	while(a<1000){
  7. 	A=a/100;
  8. 	b=a%100;
  9. 	B=b/10;
  10. 	C=b%10;
  11. 	a++;
  12. 	sum=A+B+C;
  13. 	if(sum%7==0){
  14. 	count++;}
  15. }	
  16. 	printf("%d",count);
  17. 	return 0;
  18. }
  19.  
Success #stdin #stdout 0.01s 5320KB
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https://ideone.com/Wkg4qx
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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