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


		
	return 0;
}
/**************************************************************
	Problem: 1697
	User: cyp
	Language: C++
	Result: Wrong Answer
****************************************************************/