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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int m, n;
  5.  
  6. bool a[20][20];
  7. void print_arr() {
  8. 	for (int i = 0; i < m; i++) {
  9. 		for (int j = 0; j < n; j++){
  10. 			cout << a[i][j] << " ";
  11. 		}
  12. 	cout << endl;
  13. 	}
  14. }
  15.  
  16. int main() {
  17. 	cin >> m >> n;
  18.  
  19. 	for (int i = 0; i < m; i++) {
  20. 		for (int j = 0; j < n; j++) {
  21. 			a[i][j] = false;
  22. 		}
  23. 	}
  24.  
  25. 	print_arr();
  26.  
  27. 	return 0;
  28. }
Success #stdin #stdout 0.01s 5300KB
comments (?)
stdin
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4 5
stdout
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0 0 0 0 0 
0 0 0 0 0 
0 0 0 0 0 
0 0 0 0 0
https://ideone.com/azRRBR
language:
C++ (gcc 8.3)
created:
15 hours ago
visibility:
public

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