algorithms
코드포스 (codeforces)
코드포스 6A (codeforces 6A)
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코드포스 6A (codeforces 6A) 문제 풀이 및 코드 (description and code)
Problem - 6A - Codeforces
코드
import java.io.*;
import java.util.Arrays;
public class CF6A {
static int[] s = new int[4];
static String ins[];
static boolean isTriangle = false, isSegment = false;
public static void main(String[] args) throws IOException {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
ins = br.readLine().split(" ");
for (int i = 0; i < 4; i++) {
s[i] = Integer.parseInt(ins[i]);
}
for (int i = 0; i < 2; i++) {
for(int j = i + 1; j < 3; j++) {
for (int k = j + 1; k < 4; k++) {
triangle(s[i], s[j], s[k]);
}
}
}
String s = "";
if (isTriangle) s = "TRIANGLE";
else if (isSegment) s = "SEGMENT";
else s = "IMPOSSIBLE";
bw.write(s + "\n");
bw.flush();bw.close();
}
public static void triangle(int a, int b, int c) {
int[] t = {a, b, c};
Arrays.sort(t);
if (t[2] < t[0] + t[1]) isTriangle = true;
if (t[2] == t[0] + t[1]) isSegment = true;
}
}