AtCoder Grand Contest 010

Submission #1358587

Source codeソースコード

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

class Main {
	public static void main(String args[]) throws IOException {
		BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
		Solver solver = new Solver();
		solver.init();
		solver.readHead(in.readLine());
		for (; solver.hasNext();) {
			solver.readBody(in.readLine());
		}
	}
}

class Solver {
	int N;
	int cnt;

	public void init() {
		N = 0;
		cnt = 0;
	}

	public void readHead(String str) {
		String[] strArr = str.split(" ");
		N = Integer.parseInt(strArr[0]);
		// System.out.println(N);
	}

	public boolean hasNext() {
		// return cnt < N;
		return cnt < 1;
	}

	public void readBody(String str) {
		// System.out.println(str);
		cnt++;
		String[] strArr = str.split(" ");
		long sum = 0;
		for (int i = 0; i < N; i++) {
			sum += Long.parseLong(strArr[i]);
		}
		long k = sum / (N * (N + 1) / 2);

		boolean able = true;
		long edge = 0;
		for (int i = 0; i < N; i++) {
			long d = -Long.parseLong(strArr[i]) - k;
			if (i == N - 1)
				d += Long.parseLong(strArr[0]);
			else
				d += Long.parseLong(strArr[i + 1]);
			// System.out.println(d);
			if (d > 0) {
				able = false;
				break;
			}
			if (d < 0)
				edge -= d;
		}
		if (able) {
			// System.out.println(edge);
			able = (edge == N * k);
		}

		if (able)
			System.out.println("YES");
		else
			System.out.println("NO");
	}

}

Submission

Task問題 B - Boxes
User nameユーザ名 i-don
Created time投稿日時
Language言語 Java8 (OpenJDK 1.8.0)
Status状態 WA
Score得点 0
Source lengthソースコード長 1496 Byte
File nameファイル名
Exec time実行時間 ms
Memory usageメモリ使用量 -

Test case

Set

Set name Score得点 / Max score Cases
Sample - sample1.txt,sample2.txt,sample3.txt
All 0 / 500 sample1.txt,sample2.txt,sample3.txt,in1.txt,in10.txt,in11.txt,in12.txt,in13.txt,in14.txt,in15.txt,in16.txt,in17.txt,in18.txt,in19.txt,in2.txt,in20.txt,in21.txt,in22.txt,in23.txt,in24.txt,in25.txt,in26.txt,in27.txt,in3.txt,in4.txt,in5.txt,in6.txt,in7.txt,in8.txt,in9.txt,sample1.txt,sample2.txt,sample3.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
in1.txt AC 183 ms 31908 KB
in10.txt WA
in11.txt AC 174 ms 37204 KB
in12.txt AC 177 ms 35284 KB
in13.txt AC 168 ms 32724 KB
in14.txt AC 68 ms 18388 KB
in15.txt AC 70 ms 23380 KB
in16.txt WA
in17.txt AC 69 ms 19924 KB
in18.txt AC 70 ms 21204 KB
in19.txt AC 69 ms 15700 KB
in2.txt AC 225 ms 38428 KB
in20.txt AC 68 ms 19156 KB
in21.txt AC 172 ms 35668 KB
in22.txt AC 194 ms 38236 KB
in23.txt AC 174 ms 35284 KB
in24.txt WA
in25.txt WA
in26.txt AC 163 ms 37844 KB
in27.txt AC 164 ms 37588 KB
in3.txt AC 214 ms 35036 KB
in4.txt AC 193 ms 37924 KB
in5.txt AC 192 ms 38168 KB
in6.txt AC 165 ms 35284 KB
in7.txt AC 176 ms 36308 KB
in8.txt WA
in9.txt WA
sample1.txt AC 68 ms 18132 KB
sample2.txt AC 68 ms 19796 KB
sample3.txt AC 68 ms 19156 KB