#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,b=1;
	cin>>n;
	for(n;b<=n;b++)
	    cout<<b<<endl;
}
	    

	    
	
 

/**************************************************************
	Problem: 1696
	User: lvrenxiang
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/