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  1. #include <stdio.h>
  2.  
  3. int gcd(int a, int b)
  4. {
  5. 	int m;
  6.  
  7. 	m = a % b;
  8. 	if (m) {
  9. 		return gcd(b, m);
  10. 	} else {
  11. 		return b;
  12. 	}
  13. }
  14.  
  15. int main()
  16. {
  17. 	int a, b;
  18.  
  19. 	printf("a b\n");
  20. 	scanf("%d%d", &a, &b);
  21. 	printf("gcd(%d, %d) = %d\n", a, b, gcd(a, b));
  22. 	return 0;
  23. }
  24.  
Success #stdin #stdout 0.01s 1724KB
comments (?)
stdin 
100 40
stdout 
a b
gcd(100, 40) = 20
https://ideone.com/avfbx
language:
C (gcc 8.3)
created:
12 years ago
visibility:
public

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