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  1. #include <iostream>
  2. #include <cmath>
  3. using namespace std;
  4.  
  5. int min(int a, int b){
  6. 	if (a < b) return a;
  7. 	return b;
  8. }
  9.  
  10.  
  11. int main() {
  12. 	int n, m;
  13. 	cin >> n >> m;
  14. 	int cena [n][m];
  15. 	int cena_min [n][n][m];
  16.  
  17. 	for (int i = 0; i < n; i++){
  18. 		for (int j = 0; j < m; j++)
  19. 	cin >> cena[i][j];
  20. 	}
  21. 	for (int i = 0; i < n; i++){
  22. 		for (int j = i; j < n; j++){
  23. 			for (int k = 0; k < m; k ++){
  24. 				cena_min[i][j][k] = min (cena [i][k], cena [j][k]);
  25. 			}
  26. 		}
  27. 	}
  28. 	int s [n][n];
  29. 	for (int i = 0; i < n; i++){
  30. 		for (int j = i; j < n; j++){
  31. 			s [i][j] = 0;
  32. 			for (int k = 0; k < m; k ++){
  33. 				s[i][j] += cena_min[i][j][k];
  34. 			}
  35. 		}
  36. 	}
  37. 	int min_suma = s [0][0];
  38. 	for (int i = 0; i < n; i++){
  39. 		for (int j = i; j < n; j++){
  40. 			min_suma = min(min_suma, s [i][j]);
  41. 		}
  42. 	}
  43. 	cout << min_suma;
  44. 	return 0;
  45. }
Success #stdin #stdout 0.01s 5324KB
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stdin
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stdout
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7
https://ideone.com/NA9hKa
language:
C++ (gcc 8.3)
created:
2 days ago
visibility:
public

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