Answers for "declare 2d vector wit size c++"

initialzing a 2d vector in cpp

// Create a vector containing n row and m columns
  vector<vector<int> > vec( n , vector<int> (m, 0));

Posted by: Guest on January-27-2021

how to declare a 2D vector in c++ of size m*n with value 0

vector<vector<int>>(M,vector<int>(N,0));

Posted by: Guest on February-03-2022

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