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I keep getting TLE and dont really understand what I do wrong, if anyone can help it would be great.

#include <iostream>
#include <vector>
using namespace std;
bool square(vector<vector<bool> >& V, int i, int j, int size){
for(int i1=0; i1<size; ++i1)
for(int j1=0; j1<size; ++j1)
if (not V[i+i1 ...