#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,i=1;
	cin>>n;
	while(i>=1){
		cout<<i<<endl;
		i++; 
	} 
	return 0;
} 
/**************************************************************
	Problem: 1696
	User: fuhoubin
	Language: C++
	Result: Output Limit Exceed
****************************************************************/