結果
問題 | No.1299 Random Array Score |
ユーザー | shojin_pro |
提出日時 | 2020-11-28 19:26:39 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 640 ms / 2,000 ms |
コード長 | 2,981 bytes |
コンパイル時間 | 2,802 ms |
コンパイル使用メモリ | 79,056 KB |
実行使用メモリ | 63,736 KB |
最終ジャッジ日時 | 2024-09-12 23:27:38 |
合計ジャッジ時間 | 17,868 ms |
ジャッジサーバーID (参考情報) |
judge1 / 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 | 53 ms
50,288 KB |
testcase_01 | AC | 54 ms
50,136 KB |
testcase_02 | AC | 53 ms
50,584 KB |
testcase_03 | AC | 640 ms
63,408 KB |
testcase_04 | AC | 627 ms
63,448 KB |
testcase_05 | AC | 524 ms
57,808 KB |
testcase_06 | AC | 494 ms
57,912 KB |
testcase_07 | AC | 515 ms
57,952 KB |
testcase_08 | AC | 599 ms
62,716 KB |
testcase_09 | AC | 114 ms
52,248 KB |
testcase_10 | AC | 370 ms
56,108 KB |
testcase_11 | AC | 179 ms
54,784 KB |
testcase_12 | AC | 501 ms
58,264 KB |
testcase_13 | AC | 627 ms
63,736 KB |
testcase_14 | AC | 493 ms
58,120 KB |
testcase_15 | AC | 500 ms
57,892 KB |
testcase_16 | AC | 517 ms
58,064 KB |
testcase_17 | AC | 247 ms
55,724 KB |
testcase_18 | AC | 374 ms
56,084 KB |
testcase_19 | AC | 416 ms
58,148 KB |
testcase_20 | AC | 316 ms
56,560 KB |
testcase_21 | AC | 107 ms
52,076 KB |
testcase_22 | AC | 282 ms
55,700 KB |
testcase_23 | AC | 486 ms
57,816 KB |
testcase_24 | AC | 532 ms
58,036 KB |
testcase_25 | AC | 478 ms
57,744 KB |
testcase_26 | AC | 104 ms
52,368 KB |
testcase_27 | AC | 280 ms
55,608 KB |
testcase_28 | AC | 219 ms
55,260 KB |
testcase_29 | AC | 259 ms
56,004 KB |
testcase_30 | AC | 465 ms
58,252 KB |
testcase_31 | AC | 300 ms
56,360 KB |
testcase_32 | AC | 622 ms
63,500 KB |
testcase_33 | AC | 616 ms
63,584 KB |
testcase_34 | AC | 546 ms
58,436 KB |
testcase_35 | AC | 293 ms
63,256 KB |
testcase_36 | AC | 206 ms
58,368 KB |
ソースコード
import java.util.*; import java.io.*; public class Main { public static void main(String[] args) throws Exception { FastScanner sc = new FastScanner(System.in); PrintWriter pw = new PrintWriter(System.out); int n = sc.nextInt(); long mod = 998244353L; long k = sc.nextLong(); long[] a = sc.nextLongArray(n); long total = 0; for(int i = 0; i < n; i++){ total += a[i]*rep2(2, k, mod); total %= mod; } pw.println(total); pw.flush(); } private static long rep2(long b, long n, long mod){ if(n == 0) return 1; long bn = rep2(b,n/2,mod); if(n % 2 == 0){ return (bn*bn)%mod; }else{ return (bn*bn)%mod*b%mod; } } static class GeekInteger { public static void save_sort(int[] array) { shuffle(array); Arrays.sort(array); } public static int[] shuffle(int[] array) { int n = array.length; Random random = new Random(); for (int i = 0, j; i < n; i++) { j = i + random.nextInt(n - i); int randomElement = array[j]; array[j] = array[i]; array[i] = randomElement; } return array; } } } class FastScanner { private BufferedReader reader = null; private StringTokenizer tokenizer = null; public FastScanner(InputStream in) { reader = new BufferedReader(new InputStreamReader(in)); tokenizer = null; } public String next() { if (tokenizer == null || !tokenizer.hasMoreTokens()) { try { tokenizer = new StringTokenizer(reader.readLine()); } catch (IOException e) { throw new RuntimeException(e); } } return tokenizer.nextToken(); } public String nextLine() { if (tokenizer == null || !tokenizer.hasMoreTokens()) { try { return reader.readLine(); } catch (IOException e) { throw new RuntimeException(e); } } return tokenizer.nextToken("\n"); } public long nextLong() { return Long.parseLong(next()); } public int nextInt() { return Integer.parseInt(next()); } public double nextDouble() { return Double.parseDouble(next()); } public String[] nextArray(int n) { String[] a = new String[n]; for (int i = 0; i < n; i++) a[i] = next(); return a; } public int[] nextIntArray(int n) { int[] a = new int[n]; for (int i = 0; i < n; i++) a[i] = nextInt(); return a; } public long[] nextLongArray(int n) { long[] a = new long[n]; for (int i = 0; i < n; i++) a[i] = nextLong(); return a; } }