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  1. #include <iostream>
  2. using namespace std;
  3. int n, u, d, t, x;
  4.  
  5. int main() {
  6. 	cin >> n;
  7. 	u = 0;
  8. 	d = 0;
  9. 	t = 0;
  10. 	for(int i=1; i<=n; i++){
  11. 		cin >> x;
  12. 		if(x == 1){
  13. 			u = u+1;
  14. 		}else{
  15. 			if(x == 2){
  16. 				d = d+1;
  17. 			}else{
  18. 				if(x == 3){
  19. 					t = t+1;
  20. 				}
  21. 			}
  22. 		}
  23. 	}
  24. 	for(int i=1; i<=n; i++){
  25. 		cin >> x;
  26. 		if(x == 1){
  27. 			u = u+1;
  28. 		}else{
  29. 			if(x == 2){
  30. 				d = d+1;
  31. 			}else{
  32. 				if(x == 3){
  33. 					t = t+1;
  34. 				}
  35. 			}
  36. 		}
  37. 	}
  38. 	u = u/4;
  39. 	d = d/4;
  40. 	t = t/4;
  41. 	cout << u+d+t;
  42. 	return 0;
  43. }
Success #stdin #stdout 0s 4568KB
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https://ideone.com/pgKN19
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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