結果
問題 | No.1560 majority x majority |
ユーザー | tenten |
提出日時 | 2023-02-03 08:53:52 |
言語 | Java (openjdk 23) |
結果 |
AC
|
実行時間 | 435 ms / 2,000 ms |
コード長 | 2,535 bytes |
コンパイル時間 | 3,461 ms |
コンパイル使用メモリ | 94,268 KB |
実行使用メモリ | 45,860 KB |
最終ジャッジ日時 | 2024-07-02 13:16:24 |
合計ジャッジ時間 | 9,765 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 409 ms
45,828 KB |
testcase_01 | AC | 435 ms
45,860 KB |
testcase_02 | AC | 53 ms
36,900 KB |
testcase_03 | AC | 428 ms
45,608 KB |
testcase_04 | AC | 379 ms
45,172 KB |
testcase_05 | AC | 408 ms
45,232 KB |
testcase_06 | AC | 111 ms
38,956 KB |
testcase_07 | AC | 144 ms
41,600 KB |
testcase_08 | AC | 341 ms
44,944 KB |
testcase_09 | AC | 186 ms
41,224 KB |
testcase_10 | AC | 80 ms
38,024 KB |
testcase_11 | AC | 134 ms
40,196 KB |
testcase_12 | AC | 108 ms
39,304 KB |
testcase_13 | AC | 114 ms
39,424 KB |
testcase_14 | AC | 120 ms
39,800 KB |
testcase_15 | AC | 127 ms
39,060 KB |
testcase_16 | AC | 98 ms
39,312 KB |
testcase_17 | AC | 362 ms
44,688 KB |
testcase_18 | AC | 179 ms
42,876 KB |
testcase_19 | AC | 66 ms
38,012 KB |
testcase_20 | AC | 95 ms
38,840 KB |
testcase_21 | AC | 113 ms
39,712 KB |
testcase_22 | AC | 237 ms
44,432 KB |
testcase_23 | AC | 97 ms
38,792 KB |
testcase_24 | AC | 78 ms
38,320 KB |
testcase_25 | AC | 264 ms
43,884 KB |
testcase_26 | AC | 55 ms
36,912 KB |
testcase_27 | AC | 53 ms
37,040 KB |
testcase_28 | AC | 53 ms
36,668 KB |
testcase_29 | AC | 53 ms
37,084 KB |
testcase_30 | AC | 54 ms
36,772 KB |
ソースコード
import java.io.*; import java.util.*; import java.util.stream.*; public class Main { public static void main(String[] args) throws Exception { Scanner sc = new Scanner(); int n = sc.nextInt(); int m = sc.nextInt(); int[] judges = new int[n]; for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) { judges[i] |= (sc.nextInt() << j); } } int[] dp = new int[1 << m]; dp[0] = 1; for (int i = 1; i < (1 << m); i++) { int reverse = (1 << m) - 1 - i; for (int j = 0; j < m; j++) { if ((i & (1 << j)) == 0) { continue; } int agree = 0; int against = 0; for (int k = 0; k < n; k++) { if ((judges[k] & reverse) != reverse) { continue; } if ((judges[k] & (1 << j)) == 0 ) { against++; } else { agree++; } } if (agree >= against) { dp[i] += dp[i ^ (1 <<j)]; } } } System.out.println(dp[(1 << m) - 1]); } } class Utilities { static String arrayToLineString(Object[] arr) { return Arrays.stream(arr).map(x -> x.toString()).collect(Collectors.joining("\n")); } static String arrayToLineString(int[] arr) { return String.join("\n", Arrays.stream(arr).mapToObj(String::valueOf).toArray(String[]::new)); } } class Scanner { BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); StringTokenizer st = new StringTokenizer(""); StringBuilder sb = new StringBuilder(); public Scanner() throws Exception { } public int nextInt() throws Exception { return Integer.parseInt(next()); } public long nextLong() throws Exception { return Long.parseLong(next()); } public double nextDouble() throws Exception { return Double.parseDouble(next()); } public int[] nextIntArray() throws Exception { return Stream.of(br.readLine().split(" ")).mapToInt(Integer::parseInt).toArray(); } public String next() throws Exception { while (!st.hasMoreTokens()) { st = new StringTokenizer(br.readLine()); } return st.nextToken(); } }