ITGUY55 - Editorial

Problem: Contest Page | CodeChef

DIFFICULTY:

EASY.

PROBLEM:

The chef is trying to solve some pattern problems, Chef wants your help to code it. Chef has one number K to form a new pattern. Help the chef to code this pattern problem.

Program:

#include<bits/stdc++.h>
using namespace std;

int main()
 {
	int t;
	cin>>t;
	while(t--){
		int n,x=1;
		cin>>n;
		for(int i=1;i<=n;i++){
			for(int j=1;j<=n;j++){
				if(j%2)cout<<1;
				else cout<<0;
			}
			cout<<endl;
		}
	}
}