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I hve the following code which gives correct output,,for all possible test cases,,but time limit is exceeded ..Can neone help me out...

#include<iostream>
using namespace std;


int main()
{
int a[100][100];

int i,j,s,max=-150,m,n,k,l;
cin>>n;

for(i=0;i<n;i++)
{
for(j=0;j<n;j++)
cin>>a ...