[백준 Java] 기하: 직사각형과 삼각형 - 10101번: 삼각형 외우기

 

 

import java.io.*;
import java.util.Arrays;
import java.util.StringTokenizer;

public class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));

        int a = Integer.parseInt(br.readLine());
        int b = Integer.parseInt(br.readLine());
        int c = Integer.parseInt(br.readLine());
        int sum = 0;

        if (a + b + c != 180) {
            bw.write("Error");
        }
        else {
            if (a == 60 && b == 60 && c == 60) {
                bw.write("Equilateral");
            } else if (a == b || b == c || c == a) {
                bw.write("Isosceles");
            } else {
                bw.write("Scalene");
            }
        }

        br.close();
        bw.flush();
        bw.close();
    }
}