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package com.codegym.task.task05.task0532;
import java.io.*;
/*
Task about algorithms
*/
public class Solution {
public static void main(String[] args) throws Exception {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
//int maximum = n;
//write your code here
int count = 0;
int n = Integer.parseInt(reader.readLine());
if (n <= 0) {
System.out.println();
}
else {
for (; n >= 1; n--)
count++;
System.out.println(count);
}
//System.out.println(maximum);
}
}