#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define int ll
void solve(){
	int n;
	cin>>n;
	for(int a=0;a<n;a++){
		cout<<'a';
	}
}
signed main(){
	int t=1;
//	cin>>t;
	for(int a=0;a<t;a++){
		solve();
	}
}