BOJ 백준온라인져지 5533 유니크 풀이

Main.java

import java.util.*;
import java.io.*;

/**
 * https://www.acmicpc.net/problem/5533
 * BOJ 백준온라인져지 5533 유니크 풀이
 */
public class Main {
    private static BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
    public static void main(String args[]) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        int N = Integer.parseInt(br.readLine());
        int grades[][] = new int[N][3];
        for (int i = 0; i < N; i++) {
            String str1[] = br.readLine().split(" ");
            for (int j = 0; j < 3; j++) grades[i][j] = Integer.parseInt(str1[j]);
        }
        for (int i = 0; i < N; i++) {
            for (int j = 0; j < 3; j++) {
                boolean isFound = false;
                for (int k = 0; k < N; k++) {
                    if (i == k) continue;
                    if (grades[i][j] == grades[k][j]) {
                        grades[k][j] = 0;
                        isFound = true;
                    }
                }
                if (isFound) grades[i][j] = 0;
            }
            bw.write((grades[i][0] + grades[i][1] + grades[i][2]) + "\n");
        }
        bw.flush();
    }
}

http://ksh-code.tistory.com/279