C++ 2d vector assign value

vector<vector<int>> v;
   int val;
   int n = size(v);
   for(int i = 0; i < n; i++)
{
      vector<int> temp;
      for(int j = 0; j < n; j++){
         cin >> val;
      temp.push_back(val);
      }
      v.push_back(temp);
      temp.clear();

Similar codes

1 vote323 views1 answer
Swap using Function template in c++
C++
2 votes330 views1 answer
How to use winmain function
C++
0 vote333 views1 answer
How to complie c++ to spesific name using terminal
C++
1 vote290 views1 answer
How to add colored text in c++
C++
1 vote340 views1 answer
How to ensure the user inouts a int and not anything else c++
C++
1 vote308 views1 answer
C++ function parameters
C++
0 vote315 views1 answer
Columntransformer onehotencoder
C++
2 votes337 views2 answers
Cpp split string by space
C++
1 vote312 views1 answer
Matrix layout in C++
C++
0 vote315 views1 answer
Get elements of 2d array c++
C++