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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	// your code goes here
  6.  
  7. 	int t;
  8. 	cin >> t;
  9.  
  10. 	while(t--) {
  11.  
  12. 		int n,i;
  13. 		string a,b,c;
  14. 		cin >> a >> b >> c;
  15.  
  16. 		n = a.size();
  17. 		int f = 0;
  18.  
  19. 		for (int i=0;i<n;i++) {
  20. 			if (a[i] == c[i]) {
  21. 				b[i] = c[i];
  22. 			}
  23.  
  24. 			else if (b[i] == c[i]) {
  25. 				a[i] = c[i];
  26. 			}
  27. 			else {
  28. 				f = 1;
  29. 				break;
  30. 			}
  31. 		}
  32.  
  33. 		if (f) {
  34. 			printf("NO\n");
  35. 		}
  36. 		else {
  37. 			printf("YES\n");
  38. 		}
  39.  
  40. 	}
  41.  
  42.  
  43.  
  44.  
  45.  
  46. 	return 0;
  47. }
Success #stdin #stdout 0s 4260KB
comments (?)
stdin
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4
aaa
bbb
ccc
abc
bca
bca
aabb
bbaa
baba
imi
mii
iim
stdout
copy 
NO
YES
YES
NO
https://ideone.com/fWZtCf
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
public

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