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  1. #include <iostream>
  2. #include <vector>
  3.  
  4. int main() {
  5. 	std::vector<std::vector<int>> arr = {{100, 120, 200}, {110, 140, 300}, {130, 170, 400}};
  6. 	arr[1][1] = 0;
  7. 	for(const auto& row: arr) {
  8. 	    for(const auto& elem: row)
  9. 	        std::cout << elem << " ";
  10. 	    std::cout << std::endl;
  11. 	}
  12. }
Success #stdin #stdout 0s 3476KB
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stdin
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Standard input is empty
stdout
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100 120 200 
110 0 300 
130 170 400
https://ideone.com/WNJ8yu
language:
C++14 (gcc 8.3)
created:
10 years ago
visibility:
public

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