#include <iostream>
 
 using namespace std;
 
 void printSeq(int num, int a[], int opIndx,int s){
     if(num <= 0){
         for(int j=0;j<opIndx;j++)
             cout<<a[j]<<",";
         cout<<endl;
         return;
     }
 
 
     a[opIndx] = 1;
     printSeq(num-1, a, opIndx+1, 1);
 }
 
 int main(){
     int a[5];
     printSeq(5,a,0,1);
     return 0;
 }