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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5.  
  6. 	int tab[3][4] = {{1,2,3,4},{0,2,2,0},{1,5,4,2}};
  7.  
  8. 	for (int i=0;i<3;i++){
  9. 		for (int j=0; j<4; j++){
  10. 			cout << tab[i][j] << " ";
  11. 		}
  12. 		cout << endl;
  13. 	}
  14.  
  15. 	int suma_wiersza=0;
  16. 	for (int i=0;i<3;i++){
  17. 		for (int j=0; j<4; j++){
  18. 			suma_wiersza += tab[i][j];
  19. 		}
  20. 		cout<< "Suma wiersza " << i+1 << " = " << suma_wiersza << endl;
  21. 		suma_wiersza=0;
  22. 	}
  23. 	int suma_kolumny=0;
  24. 	for (int j=0; j<4; j++)
  25. 	{
  26. 		for(int i=0; i<3; i++)
  27. 		{
  28. 			suma_kolumny += tab[i][j];
  29. 		}
  30. 		cout<< "Suma kolumny " << j+1 << " = " << suma_kolumny << endl;
  31. 		suma_kolumny=0;
  32. 	}
  33.  
  34.  
  35.  
  36. 	return 0;
  37. }
Success #stdin #stdout 0s 5312KB
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stdin
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Standard input is empty
stdout
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1 2 3 4 
0 2 2 0 
1 5 4 2 
Suma wiersza 1 = 10
Suma wiersza 2 = 4
Suma wiersza 3 = 12
Suma kolumny 1 = 2
Suma kolumny 2 = 9
Suma kolumny 3 = 9
Suma kolumny 4 = 6
https://ideone.com/iwD2ZK
tablica 2D suma wierszy i kolumn
language:
C++ (gcc 8.3)
created:
4 hours ago
visibility:
public

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