#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,a=1;
	cin>>n;
	while(a<=n){
		cout<<a<<endl;
		a++;
	}
	return 0;
}

/**************************************************************
	Problem: 1696
	User: huangcanwu
	Language: C++
	Result: Accepted
	Time:18 ms
	Memory:2072 kb
****************************************************************/