#include<iostream>
#include <vector>
using namespace std;
void recebeValor(vector<vector<int>> mat) {
mat[0][0] = 2;
cout << mat[0][0];
}
int main() {
cout << "Entre o numero de linhas da matriz A: ";
int lin;
cin >> lin;
cout << "Entre o numero de colunas da matriz A> ";
int col;
cin >> col;
vector<vector<int>> mat(lin, vector<int>(col));
recebeValor(mat);
}
//https://pt.stackoverflow.com/q/99941/101
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