結果
問題 | No.1142 XOR と XOR |
ユーザー | uwi |
提出日時 | 2020-07-31 21:34:36 |
言語 | Java21 (openjdk 21) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,650 bytes |
コンパイル時間 | 3,862 ms |
コンパイル使用メモリ | 92,088 KB |
実行使用メモリ | 40,752 KB |
最終ジャッジ日時 | 2024-07-06 16:49:43 |
合計ジャッジ時間 | 7,601 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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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 | 65 ms
38,076 KB |
testcase_01 | AC | 75 ms
37,932 KB |
testcase_02 | AC | 76 ms
38,252 KB |
testcase_03 | WA | - |
testcase_04 | AC | 111 ms
40,092 KB |
testcase_05 | AC | 108 ms
39,792 KB |
testcase_06 | AC | 113 ms
40,596 KB |
testcase_07 | WA | - |
testcase_08 | AC | 116 ms
40,664 KB |
testcase_09 | AC | 117 ms
40,752 KB |
testcase_10 | AC | 121 ms
40,740 KB |
testcase_11 | AC | 80 ms
38,072 KB |
testcase_12 | AC | 79 ms
38,044 KB |
testcase_13 | AC | 75 ms
38,108 KB |
testcase_14 | AC | 103 ms
39,648 KB |
testcase_15 | AC | 104 ms
39,480 KB |
testcase_16 | AC | 77 ms
38,280 KB |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | AC | 113 ms
40,644 KB |
testcase_20 | AC | 106 ms
39,472 KB |
testcase_21 | AC | 100 ms
38,836 KB |
testcase_22 | AC | 82 ms
38,692 KB |
testcase_23 | AC | 112 ms
39,900 KB |
testcase_24 | AC | 112 ms
40,544 KB |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
ソースコード
package contest200731; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.InputStream; import java.io.PrintWriter; import java.util.Arrays; import java.util.InputMismatchException; public class D { InputStream is; PrintWriter out; String INPUT = ""; int mod = 1000000007; void solve() { int n = ni(), m = ni(), K = ni(); int[] a = na(n); int[] b = na(m); long[] fa = calc(a); long[] fb = calc(b); long ans = 0; for(int i = 0;i < fa.length;i++) { ans += fa[i] * fb[K^i]; ans %= mod; } out.println(ans); } long[] calc(int[] a) { int[] f = new int[1024]; int w = 0; f[0]++; for(int v : a) { w ^= v; f[w]++; } long[] ret = new long[1024]; for(int i = 0;i < 1024;i++) { for(int j = 0;j < 1024;j++) { if(i != j)ret[i^j] += f[i] * f[j]; } ret[0] += f[i] * (f[i] - 1); } for(int i = 0;i < 1024;i++)ret[i] = ret[i] / 2 % mod; return ret; } void run() throws Exception { is = INPUT.isEmpty() ? System.in : new ByteArrayInputStream(INPUT.getBytes()); out = new PrintWriter(System.out); long s = System.currentTimeMillis(); solve(); out.flush(); if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms"); // Thread t = new Thread(null, null, "~", Runtime.getRuntime().maxMemory()){ // @Override // public void run() { // long s = System.currentTimeMillis(); // solve(); // out.flush(); // if(!INPUT.isEmpty())tr(System.currentTimeMillis()-s+"ms"); // } // }; // t.start(); // t.join(); } public static void main(String[] args) throws Exception { new D().run(); } private byte[] inbuf = new byte[1024]; public int lenbuf = 0, ptrbuf = 0; private int readByte() { if(lenbuf == -1)throw new InputMismatchException(); if(ptrbuf >= lenbuf){ ptrbuf = 0; try { lenbuf = is.read(inbuf); } catch (IOException e) { throw new InputMismatchException(); } if(lenbuf <= 0)return -1; } return inbuf[ptrbuf++]; } private boolean isSpaceChar(int c) { return !(c >= 33 && c <= 126); } private int skip() { int b; while((b = readByte()) != -1 && isSpaceChar(b)); return b; } private double nd() { return Double.parseDouble(ns()); } private char nc() { return (char)skip(); } private String ns() { int b = skip(); StringBuilder sb = new StringBuilder(); while(!(isSpaceChar(b))){ // when nextLine, (isSpaceChar(b) && b != ' ') sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } private char[] ns(int n) { char[] buf = new char[n]; int b = skip(), p = 0; while(p < n && !(isSpaceChar(b))){ buf[p++] = (char)b; b = readByte(); } return n == p ? buf : Arrays.copyOf(buf, p); } private int[] na(int n) { int[] a = new int[n]; for(int i = 0;i < n;i++)a[i] = ni(); return a; } private long[] nal(int n) { long[] a = new long[n]; for(int i = 0;i < n;i++)a[i] = nl(); return a; } private char[][] nm(int n, int m) { char[][] map = new char[n][]; for(int i = 0;i < n;i++)map[i] = ns(m); return map; } private int[][] nmi(int n, int m) { int[][] map = new int[n][]; for(int i = 0;i < n;i++)map[i] = na(m); return map; } private int ni() { return (int)nl(); } private long nl() { long num = 0; int b; boolean minus = false; while((b = readByte()) != -1 && !((b >= '0' && b <= '9') || b == '-')); if(b == '-'){ minus = true; b = readByte(); } while(true){ if(b >= '0' && b <= '9'){ num = num * 10 + (b - '0'); }else{ return minus ? -num : num; } b = readByte(); } } private static void tr(Object... o) { System.out.println(Arrays.deepToString(o)); } }