class Solution { public: vector<vector<int>> flipAndInvertImage(vector<vector<int>>& a) { int n=a.size(); for(int i=0;i<n;i++) { reverse(a[i].begin(),a[i].end()); } for(int i=0;i<n;i++) { for(int j=0;j<n;j++) { if(a[i][j]==0) a[i][j]=1; else a[i][j]=0; } } return a; } };
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