Submission #552412
Source Code Expand
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 Main { static InputStream is; static PrintWriter out; static String INPUT = ""; static void solve() { int n = ni(); int[] a = na(n); int[] pos = new int[n]; int[] neg = new int[n]; int p = 0, q = 0; for(int i = 0;i < n;i++){ if(a[i] > 0){ pos[p++] = a[i]-1; }else{ neg[q++] = -a[i]-1; } } pos = Arrays.copyOf(pos, p); neg = Arrays.copyOf(neg, q); // out.println((nimSatoWelterSymmetrically(pos)^nimSatoWelterSymmetrically(neg)) == 0 ? "Ben" : "Alyssa"); out.println((nimSatoWelterAsymmetrically(pos)^nimSatoWelterAsymmetrically(neg)) == 0 ? "Ben" : "Alyssa"); } static long nimSatoWelterSymmetrically(int[] a) { int nim = 0; for(int v : a)nim ^= v; for(int i = 0;i < a.length;i++){ for(int j = i+1;j < a.length;j++){ nim ^= (a[i]^a[j])^(a[i]^a[j])-1; } } return nim; } static long nimSatoWelterAsymmetrically(int[] a) { int n = a.length; for(int i = 0;i < n;i++){ a[i] = Integer.reverse(a[i]<<2); } Arrays.sort(a); int nim = 0; for(int d = 10;d < 31;d++){ int p = 0; for(int i = 0;i < n;i++){ if(i < n-1 && ((a[i]^a[i+1])>>>d) == 0){ nim ^= (Integer.reverse(a[i]^a[i+1])>>>2)-1; i++; }else{ a[p++] = a[i]; } } n = p; } if(n > 0)nim ^= (Integer.reverse(a[0])>>>2); return nim; } public static void main(String[] args) throws Exception { long S = System.currentTimeMillis(); is = INPUT.isEmpty() ? System.in : new ByteArrayInputStream(INPUT.getBytes()); out = new PrintWriter(System.out); solve(); out.flush(); long G = System.currentTimeMillis(); tr(G-S+"ms"); } private static boolean eof() { if(lenbuf == -1)return true; int lptr = ptrbuf; while(lptr < lenbuf)if(!isSpaceChar(inbuf[lptr++]))return false; try { is.mark(1000); while(true){ int b = is.read(); if(b == -1){ is.reset(); return true; }else if(!isSpaceChar(b)){ is.reset(); return false; } } } catch (IOException e) { return true; } } private static byte[] inbuf = new byte[1024]; static int lenbuf = 0, ptrbuf = 0; private static 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 static boolean isSpaceChar(int c) { return !(c >= 33 && c <= 126); } // private static boolean isSpaceChar(int c) { return !(c >= 32 && c <= 126); } private static int skip() { int b; while((b = readByte()) != -1 && isSpaceChar(b)); return b; } private static double nd() { return Double.parseDouble(ns()); } private static char nc() { return (char)skip(); } private static String ns() { int b = skip(); StringBuilder sb = new StringBuilder(); while(!(isSpaceChar(b))){ sb.appendCodePoint(b); b = readByte(); } return sb.toString(); } private static 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 static 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 static int[] na(int n) { int[] a = new int[n]; for(int i = 0;i < n;i++)a[i] = ni(); return a; } private static int ni() { int num = 0, 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 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) { if(INPUT.length() != 0)System.out.println(Arrays.deepToString(o)); } }
Submission Info
Submission Time | |
---|---|
Task | L - コインゲーム |
User | uwi |
Language | Java (OpenJDK 1.7.0) |
Score | 400 |
Code Size | 4678 Byte |
Status | AC |
Exec Time | 495 ms |
Memory | 25104 KB |
Judge Result
Set Name | Small | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 30 / 30 | 370 / 370 | ||||
Status |
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|
Set Name | Test Cases |
---|---|
Small | 00_sample_small_00.txt, 00_sample_small_01.txt, 11_small_00.txt, 11_small_01.txt, 11_small_02.txt, 11_small_03.txt, 11_small_04.txt, 11_small_05.txt, 11_small_06.txt, 11_small_07.txt, 11_small_08.txt, 11_small_09.txt, 14_small_10.txt, 14_small_11.txt, 14_small_12.txt, 14_small_13.txt, 14_small_14.txt, 14_small_15.txt, 14_small_16.txt, 14_small_17.txt, 14_small_18.txt, 14_small_19.txt, 14_small_20.txt, 14_small_21.txt, 14_small_22.txt, 14_small_23.txt, 14_small_24.txt, 14_small_25.txt, 14_small_26.txt, 14_small_27.txt, 14_small_28.txt, 14_small_29.txt |
All | 00_sample_small_00.txt, 00_sample_small_01.txt, 11_small_00.txt, 11_small_01.txt, 11_small_02.txt, 11_small_03.txt, 11_small_04.txt, 11_small_05.txt, 11_small_06.txt, 11_small_07.txt, 11_small_08.txt, 11_small_09.txt, 14_small_10.txt, 14_small_11.txt, 14_small_12.txt, 14_small_13.txt, 14_small_14.txt, 14_small_15.txt, 14_small_16.txt, 14_small_17.txt, 14_small_18.txt, 14_small_19.txt, 14_small_20.txt, 14_small_21.txt, 14_small_22.txt, 14_small_23.txt, 14_small_24.txt, 14_small_25.txt, 14_small_26.txt, 14_small_27.txt, 14_small_28.txt, 14_small_29.txt, 50_random_30.txt, 50_random_31.txt, 50_random_32.txt, 50_random_33.txt, 50_random_34.txt, 50_random_35.txt, 50_random_36.txt, 50_random_37.txt, 50_random_38.txt, 50_random_39.txt, 50_sample_00.txt, 60_Alyssa_41.txt, 60_Alyssa_42.txt, 60_Alyssa_43.txt, 60_Alyssa_48.txt, 60_Alyssa_51.txt, 60_Alyssa_52.txt, 60_Alyssa_54.txt, 60_Alyssa_55.txt, 60_Alyssa_57.txt, 60_Alyssa_58.txt, 60_Alyssa_59.txt, 60_Alyssa_62.txt, 60_Alyssa_64.txt, 60_Alyssa_65.txt, 60_Alyssa_66.txt, 60_Alyssa_67.txt, 60_Alyssa_68.txt, 60_Alyssa_69.txt, 60_Alyssa_70.txt, 60_Alyssa_74.txt, 60_Alyssa_75.txt, 60_Alyssa_76.txt, 60_Alyssa_77.txt, 60_Ben_40.txt, 60_Ben_44.txt, 60_Ben_45.txt, 60_Ben_46.txt, 60_Ben_47.txt, 60_Ben_49.txt, 60_Ben_50.txt, 60_Ben_53.txt, 60_Ben_56.txt, 60_Ben_60.txt, 60_Ben_61.txt, 60_Ben_63.txt, 60_Ben_71.txt, 60_Ben_72.txt, 60_Ben_73.txt, 60_Ben_78.txt, 60_Ben_79.txt, 70_Alyssa_80.txt, 70_Alyssa_82.txt, 70_Alyssa_83.txt, 70_Alyssa_85.txt, 70_Alyssa_86.txt, 70_Alyssa_89.txt, 70_Ben_81.txt, 70_Ben_84.txt, 70_Ben_87.txt, 70_Ben_88.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00_sample_small_00.txt | AC | 485 ms | 22616 KB |
00_sample_small_01.txt | AC | 328 ms | 22552 KB |
11_small_00.txt | AC | 327 ms | 22540 KB |
11_small_01.txt | AC | 334 ms | 22592 KB |
11_small_02.txt | AC | 319 ms | 22540 KB |
11_small_03.txt | AC | 325 ms | 22512 KB |
11_small_04.txt | AC | 325 ms | 22552 KB |
11_small_05.txt | AC | 321 ms | 22548 KB |
11_small_06.txt | AC | 327 ms | 22508 KB |
11_small_07.txt | AC | 321 ms | 22592 KB |
11_small_08.txt | AC | 331 ms | 22560 KB |
11_small_09.txt | AC | 329 ms | 22500 KB |
14_small_10.txt | AC | 325 ms | 22600 KB |
14_small_11.txt | AC | 321 ms | 22432 KB |
14_small_12.txt | AC | 321 ms | 22528 KB |
14_small_13.txt | AC | 318 ms | 22568 KB |
14_small_14.txt | AC | 328 ms | 22540 KB |
14_small_15.txt | AC | 325 ms | 22536 KB |
14_small_16.txt | AC | 330 ms | 22532 KB |
14_small_17.txt | AC | 333 ms | 22520 KB |
14_small_18.txt | AC | 338 ms | 22552 KB |
14_small_19.txt | AC | 343 ms | 22536 KB |
14_small_20.txt | AC | 347 ms | 22540 KB |
14_small_21.txt | AC | 331 ms | 22520 KB |
14_small_22.txt | AC | 328 ms | 22588 KB |
14_small_23.txt | AC | 338 ms | 22536 KB |
14_small_24.txt | AC | 350 ms | 22676 KB |
14_small_25.txt | AC | 347 ms | 22532 KB |
14_small_26.txt | AC | 345 ms | 22456 KB |
14_small_27.txt | AC | 354 ms | 22524 KB |
14_small_28.txt | AC | 411 ms | 22528 KB |
14_small_29.txt | AC | 375 ms | 22564 KB |
50_random_30.txt | AC | 358 ms | 23212 KB |
50_random_31.txt | AC | 342 ms | 22540 KB |
50_random_32.txt | AC | 350 ms | 23276 KB |
50_random_33.txt | AC | 495 ms | 23140 KB |
50_random_34.txt | AC | 371 ms | 22508 KB |
50_random_35.txt | AC | 357 ms | 23676 KB |
50_random_36.txt | AC | 361 ms | 23188 KB |
50_random_37.txt | AC | 335 ms | 23256 KB |
50_random_38.txt | AC | 349 ms | 23208 KB |
50_random_39.txt | AC | 335 ms | 22552 KB |
50_sample_00.txt | AC | 329 ms | 22616 KB |
60_Alyssa_41.txt | AC | 335 ms | 22624 KB |
60_Alyssa_42.txt | AC | 347 ms | 23176 KB |
60_Alyssa_43.txt | AC | 346 ms | 23280 KB |
60_Alyssa_48.txt | AC | 349 ms | 24360 KB |
60_Alyssa_51.txt | AC | 329 ms | 22500 KB |
60_Alyssa_52.txt | AC | 342 ms | 23076 KB |
60_Alyssa_54.txt | AC | 344 ms | 22540 KB |
60_Alyssa_55.txt | AC | 332 ms | 23332 KB |
60_Alyssa_57.txt | AC | 340 ms | 23320 KB |
60_Alyssa_58.txt | AC | 338 ms | 23212 KB |
60_Alyssa_59.txt | AC | 335 ms | 22536 KB |
60_Alyssa_62.txt | AC | 322 ms | 22584 KB |
60_Alyssa_64.txt | AC | 334 ms | 23304 KB |
60_Alyssa_65.txt | AC | 327 ms | 22600 KB |
60_Alyssa_66.txt | AC | 348 ms | 24484 KB |
60_Alyssa_67.txt | AC | 333 ms | 23256 KB |
60_Alyssa_68.txt | AC | 338 ms | 22592 KB |
60_Alyssa_69.txt | AC | 361 ms | 23080 KB |
60_Alyssa_70.txt | AC | 358 ms | 23596 KB |
60_Alyssa_74.txt | AC | 373 ms | 23324 KB |
60_Alyssa_75.txt | AC | 378 ms | 24532 KB |
60_Alyssa_76.txt | AC | 368 ms | 23972 KB |
60_Alyssa_77.txt | AC | 389 ms | 24384 KB |
60_Ben_40.txt | AC | 360 ms | 23260 KB |
60_Ben_44.txt | AC | 343 ms | 23300 KB |
60_Ben_45.txt | AC | 334 ms | 23232 KB |
60_Ben_46.txt | AC | 350 ms | 23312 KB |
60_Ben_47.txt | AC | 361 ms | 23372 KB |
60_Ben_49.txt | AC | 345 ms | 23184 KB |
60_Ben_50.txt | AC | 342 ms | 23296 KB |
60_Ben_53.txt | AC | 327 ms | 22540 KB |
60_Ben_56.txt | AC | 332 ms | 23276 KB |
60_Ben_60.txt | AC | 325 ms | 22548 KB |
60_Ben_61.txt | AC | 354 ms | 23028 KB |
60_Ben_63.txt | AC | 346 ms | 23820 KB |
60_Ben_71.txt | AC | 366 ms | 24800 KB |
60_Ben_72.txt | AC | 345 ms | 24512 KB |
60_Ben_73.txt | AC | 329 ms | 23324 KB |
60_Ben_78.txt | AC | 326 ms | 23224 KB |
60_Ben_79.txt | AC | 344 ms | 23516 KB |
70_Alyssa_80.txt | AC | 431 ms | 25104 KB |
70_Alyssa_82.txt | AC | 379 ms | 24392 KB |
70_Alyssa_83.txt | AC | 339 ms | 23992 KB |
70_Alyssa_85.txt | AC | 348 ms | 24892 KB |
70_Alyssa_86.txt | AC | 339 ms | 23916 KB |
70_Alyssa_89.txt | AC | 344 ms | 24008 KB |
70_Ben_81.txt | AC | 345 ms | 23224 KB |
70_Ben_84.txt | AC | 363 ms | 24956 KB |
70_Ben_87.txt | AC | 347 ms | 24852 KB |
70_Ben_88.txt | AC | 356 ms | 24012 KB |