codes/TransposeOfMatrix.cpp at main · yeahmeash/codes · GitHub

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//{ Driver Code Starts
#include <bits/stdc++.h>
using namespace std;

// } Driver Code Ends
class Solution
{
    public:
    //Function to find transpose of a matrix.
    void transpose(vector<vector<int>>& matrix, int n) {
        vector<vector<int>> temp(n, vector<int>(n)); // Allocate memory for transposed matrix

        for (int i = 0; i < n; i++) {
            for (int j = 0; j < n; j++) {
                temp[i][j] = matrix[j][i];
            }
        }

        matrix = temp; // Update mat to point to the transposed matrix
    }

};

//{ Driver Code Starts.

int main() {
    int t;
    cin>>t;

    while(t--)
    {
        int n;
        cin>>n;
        vector<vector<int> > matrix(n,vector<int>(n));

        for(int i=0; i<n; i++)
        {
            for( int j=0; j<n; j++)
            {
                cin>>matrix[i][j];
            }
        }

        Solution ob;
        ob.transpose(matrix,n);
        for (int i = 0; i < n; ++i)
        {
            for (int j = 0; j < n; ++j)
                cout<<matrix[i][j]<<" ";
            cout<<endl;
        }
    }
    return 0;
}
// } Driver Code Ends