結果
問題 | No.1091 Range Xor Query |
ユーザー | Oland |
提出日時 | 2020-06-26 20:31:16 |
言語 | Java21 (openjdk 21) |
結果 |
AC
|
実行時間 | 513 ms / 2,000 ms |
コード長 | 6,878 bytes |
コンパイル時間 | 2,368 ms |
コンパイル使用メモリ | 82,292 KB |
実行使用メモリ | 60,464 KB |
最終ジャッジ日時 | 2023-09-18 00:35:18 |
合計ジャッジ時間 | 14,670 ms |
ジャッジサーバーID (参考情報) |
judge14 / judge13 |
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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 | 43 ms
49,144 KB |
testcase_01 | AC | 44 ms
49,820 KB |
testcase_02 | AC | 43 ms
49,280 KB |
testcase_03 | AC | 178 ms
55,520 KB |
testcase_04 | AC | 292 ms
58,704 KB |
testcase_05 | AC | 341 ms
56,588 KB |
testcase_06 | AC | 108 ms
53,744 KB |
testcase_07 | AC | 386 ms
60,464 KB |
testcase_08 | AC | 409 ms
59,776 KB |
testcase_09 | AC | 256 ms
57,524 KB |
testcase_10 | AC | 341 ms
58,936 KB |
testcase_11 | AC | 424 ms
59,236 KB |
testcase_12 | AC | 308 ms
59,508 KB |
testcase_13 | AC | 415 ms
59,628 KB |
testcase_14 | AC | 380 ms
59,976 KB |
testcase_15 | AC | 389 ms
59,496 KB |
testcase_16 | AC | 345 ms
59,132 KB |
testcase_17 | AC | 513 ms
59,692 KB |
testcase_18 | AC | 166 ms
55,296 KB |
testcase_19 | AC | 203 ms
56,976 KB |
testcase_20 | AC | 413 ms
59,572 KB |
testcase_21 | AC | 242 ms
56,024 KB |
testcase_22 | AC | 404 ms
59,264 KB |
testcase_23 | AC | 403 ms
59,424 KB |
testcase_24 | AC | 402 ms
59,256 KB |
testcase_25 | AC | 399 ms
58,956 KB |
testcase_26 | AC | 396 ms
59,512 KB |
testcase_27 | AC | 407 ms
59,392 KB |
ソースコード
import java.io.*; import java.math.BigDecimal; import java.util.*; @SuppressWarnings("unused") public class Main { FastScanner in; PrintWriter out; final static int MOD = (int)1e9+7; void solve(){ int N = in.nextInt(), Q = in.nextInt(); int[] a = new int[N+2]; for(int i = 1; i <= N; i++) a[i] = in.nextInt(); int[] L = new int[N+2], R = new int[N+2]; for(int i = 1; i <= N; i++) L[i] = L[i-1] ^ a[i]; for(int i = N; i >= 1; i--) R[i] = R[i+1] ^ a[i]; for(int i = 0; i < Q; i++){ int l = in.nextInt(), r = in.nextInt(); int ans = L[N] ^ L[l-1] ^ R[r+1]; out.println(ans); } } public static void main(String[] args) { new Main().m(); } private void m() { in = new FastScanner(System.in); out = new PrintWriter(System.out); /* try { String path = "input.txt"; out = new PrintWriter(new BufferedWriter(new FileWriter(new File(path)))); }catch (IOException e){ e.printStackTrace(); } */ solve(); out.flush(); in.close(); out.close(); } static class FastScanner { private Reader input; public FastScanner() {this(System.in);} public FastScanner(InputStream stream) {this.input = new BufferedReader(new InputStreamReader(stream));} public void close() { try { this.input.close(); } catch (IOException e) { e.printStackTrace(); } } public int nextInt() { long nl = nextLong(); if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE) throw new NumberFormatException(); return (int) nl; } public long nextLong() { try { int sign = 1; int b = input.read(); while ((b < '0' || '9' < b) && b != '-' && b != '+') { b = input.read(); } if (b == '-') { sign = -1; b = input.read(); } else if (b == '+') { b = input.read(); } long ret = b - '0'; while (true) { b = input.read(); if (b < '0' || '9' < b) return ret * sign; ret *= 10; ret += b - '0'; } } catch (IOException e) { e.printStackTrace(); return -1; } } public double nextDouble() { try { double sign = 1; int b = input.read(); while ((b < '0' || '9' < b) && b != '-' && b != '+') { b = input.read(); } if (b == '-') { sign = -1; b = input.read(); } else if (b == '+') { b = input.read(); } double ret = b - '0'; while (true) { b = input.read(); if (b < '0' || '9' < b) break; ret *= 10; ret += b - '0'; } if (b != '.') return sign * ret; double div = 1; b = input.read(); while ('0' <= b && b <= '9') { ret *= 10; ret += b - '0'; div *= 10; b = input.read(); } return sign * ret / div; } catch (IOException e) { e.printStackTrace(); return Double.NaN; } } public char nextChar() { try { int b = input.read(); while (Character.isWhitespace(b)) { b = input.read(); } return (char) b; } catch (IOException e) { e.printStackTrace(); return 0; } } public String nextStr() { try { StringBuilder sb = new StringBuilder(); int b = input.read(); while (Character.isWhitespace(b)) { b = input.read(); } while (b != -1 && !Character.isWhitespace(b)) { sb.append((char) b); b = input.read(); } return sb.toString(); } catch (IOException e) { e.printStackTrace(); return ""; } } public String nextLine() { try { StringBuilder sb = new StringBuilder(); int b = input.read(); while (b != -1 && b != '\n') { sb.append((char) b); b = input.read(); } return sb.toString(); } catch (IOException e) { e.printStackTrace(); return ""; } } public int[] nextIntArray(int n) { int[] res = new int[n]; for (int i = 0; i < n; i++) { res[i] = nextInt(); } return res; } public int[] nextIntArrayDec(int n) { int[] res = new int[n]; for (int i = 0; i < n; i++) { res[i] = nextInt() - 1; } return res; } public int[] nextIntArray1Index(int n) { int[] res = new int[n + 1]; for (int i = 0; i < n; i++) { res[i + 1] = nextInt(); } return res; } public long[] nextLongArray(int n) { long[] res = new long[n]; for (int i = 0; i < n; i++) { res[i] = nextLong(); } return res; } public long[] nextLongArrayDec(int n) { long[] res = new long[n]; for (int i = 0; i < n; i++) { res[i] = nextLong() - 1; } return res; } public long[] nextLongArray1Index(int n) { long[] res = new long[n + 1]; for (int i = 0; i < n; i++) { res[i + 1] = nextLong(); } return res; } public double[] nextDoubleArray(int n) { double[] res = new double[n]; for (int i = 0; i < n; i++) { res[i] = nextDouble(); } return res; } } }