Left Rotate Matrix K times 25-06-24 POTD.cpp

// https://www.geeksforgeeks.org/problems/left-rotate-matrix-k-times2351/1

class Solution {
  public:
      vector<vector<int>> rotateMatrix(int k, vector<vector<int>> mat) {
        
        int m=mat.size();
        
        for(int i=0;i<m;i++){
            
            int n=mat[i].size();
            
            k=k%n;
            reverse(mat[i].begin(),mat[i].begin()+k);
             reverse(mat[i].begin()+k,mat[i].end());
              reverse(mat[i].begin(),mat[i].end());
            
        }
         return mat;
        
    }
}