I don't understand why
package fr.codegym.task.task04.task0415;
/*
La règle du triangle
*/
import java.io.*;
public class Solution {
public static void main(String[] args) throws Exception {
InputStream inputStream = System.in;
Reader inputStreamReader = new InputStreamReader(inputStream);
BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
String a = bufferedReader.readLine();
int n1 = Integer.parseInt(a);
String b = bufferedReader.readLine();
int n2 = Integer.parseInt(b);
String c = bufferedReader.readLine();
int n3 = Integer.parseInt(c);
if ((n1+n2) > n3){
System.out.println("Le triangle est possible.");
}
else if ((n1+n2) <= n3){
System.out.println("Le triangle n'est pas possible.");
}
}
}