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


/**************************************************************
	Problem: 1696
	User: fandaohan
	Language: C++
	Result: Accepted
	Time:21 ms
	Memory:2072 kb
****************************************************************/