Geeksforgeeks Solution For " Pascal Triangle "

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Problem :- Pascal Triangle

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Solution :- 

#include<bits/stdc++.h>
using namespace std;
int com(int n,int r)
{
    if(r==0)
    return 1;
    if(r==n)return 1;
    if(r==1)return n;
    return com(n-1,r)+com(n-1,r-1);
}
int main()
 {
int t;
cin>>t;
while(t--)
{
   int item;
   cin>>item;
   item--;
   for(int i=0;i<=item;i++)
   cout<<com(item,i)<<" ";
   cout<<"\n";
}
cout<<endl;
return 0;
}

Output:-