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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	char c1[100],c2[100];
  5. 	scanf("%s%s",c1,c2);
  6. 	for (int i = 0;i < 100;i ++){
  7. 		if (c1[i] != c2[i]){
  8. 			if (i == 0){
  9. 				printf("No common prefix");
  10. 				break;
  11. 			}
  12. 			else {
  13. 				break;
  14. 			}
  15. 		}
  16. 		printf("%c",c1[i]);
  17. 	}
  18. 	return 0;
  19. }
  20.  
Success #stdin #stdout 0s 5284KB
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https://ideone.com/IlQOFR
language:
C (gcc 8.3)
created:
14 hours ago
visibility:
public

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