Print_All_Ones_and_zeros_in_Binary_Representation.cpp

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

void solve(int one, int zero,int n, string op){
	if(n==0){
		cout<<op<<endl;
		return;
	}

	string op1 = op;
	op1.push_back('1');
	solve(one + 1,zero,n-1,op1);

	if(one > zero){
		string op2 = op;
		op2.push_back('0');
		solve(one,zero+1,n-1,op2);
	}
}

int main(){
	int n=4;
	int one=0;
	int zero=0;
	string op="";
	solve(one,zero,n,op);
}