Submission #1170393
Source Code Expand
import java.util.Random; import java.util.Scanner; public class Main { static Scanner sc = new Scanner(System.in); static Random rnd = new Random(42); static int qc = 0; static int A, B, N; public static void main(String[] args) { A = sc.nextInt(); B = sc.nextInt(); N = A + B; if (A <= B) { System.out.println("Impossible"); return; } int start = 0; int restA = A; int honest = -1; OUT:while (true){ if (start == N - 1) { honest = start; break; } int cur = start; int next = cur + 1; int count = 1; while (true){ boolean res = query(cur, next); if (res){ ++count; if (count == restA) { honest = next; break OUT; } else { cur = next; next = cur + 1; } } else { if (next - start + 1 >= count * 2) { start = next + 1; restA -= count; break; } next++; } } } int[] result = new int[N]; for (int i = 0; i < N; i++) { result[i] = query(honest, i) ? 1 : 0; } System.out.print("! "); for (int i = 0; i < N; i++) { System.out.print(result[i]); } System.out.println(); } static boolean query(int a, int b) { ++qc; System.out.println("? " + a + " " + b); String ret = sc.next(); return ret.charAt(0) == 'Y'; } }
Submission Info
Submission Time | |
---|---|
Task | F - HonestOrUnkind |
User | tomerun |
Language | Java8 (OpenJDK 1.8.0) |
Score | 1300 |
Code Size | 1541 Byte |
Status | AC |
Exec Time | 585 ms |
Memory | 44892 KB |
Judge Result
Set Name | All | ||
---|---|---|---|
Score / Max Score | 1300 / 1300 | ||
Status |
|
Set Name | Test Cases |
---|---|
All | 000.txt, 001.txt, 002.txt, 003.txt, 004.txt, 005.txt, 006.txt, 007.txt, 008.txt, 009.txt, 010.txt, 011.txt, 012.txt, 013.txt, 014.txt, 015.txt, 016.txt, 017.txt, 018.txt, 019.txt, 020.txt, 021.txt, 022.txt, 023.txt, 024.txt, 025.txt, 026.txt, 027.txt, 028.txt, 029.txt, 030.txt, 031.txt, 032.txt, 033.txt, 034.txt, 035.txt, 036.txt, 037.txt, 038.txt, 039.txt, 040.txt, 041.txt, 042.txt, 043.txt, 044.txt, 045.txt, 046.txt, 047.txt, 048.txt, 049.txt, 050.txt, 051.txt, 052.txt, 053.txt, 054.txt, 055.txt, 056.txt, 057.txt, 058.txt, 059.txt, 060.txt, 061.txt, 062.txt, 063.txt, 064.txt, 065.txt, 066.txt, 067.txt, 068.txt, 069.txt, 070.txt, 071.txt, 072.txt, 073.txt, 074.txt, 075.txt, 076.txt, 077.txt, 078.txt, 079.txt, 080.txt, 081.txt, 082.txt, 083.txt, 084.txt, 085.txt, 086.txt, 087.txt, 088.txt, 089.txt, 090.txt, 091.txt, 092.txt, 093.txt, 094.txt, 095.txt, 096.txt, 097.txt, 098.txt, 099.txt, 100.txt, 101.txt, 102.txt, 103.txt, 104.txt, 105.txt, 106.txt, 107.txt, 108.txt, 109.txt, 110.txt, 111.txt, 112.txt, 113.txt, 114.txt, 115.txt, 116.txt, 117.txt, 118.txt, 119.txt, 120.txt, 121.txt, 122.txt, 123.txt, 124.txt, 125.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
000.txt | AC | 97 ms | 19748 KB |
001.txt | AC | 96 ms | 22176 KB |
002.txt | AC | 95 ms | 22052 KB |
003.txt | AC | 98 ms | 19748 KB |
004.txt | AC | 95 ms | 22180 KB |
005.txt | AC | 97 ms | 19108 KB |
006.txt | AC | 97 ms | 21284 KB |
007.txt | AC | 96 ms | 20004 KB |
008.txt | AC | 94 ms | 20392 KB |
009.txt | AC | 95 ms | 22184 KB |
010.txt | AC | 151 ms | 24100 KB |
011.txt | AC | 533 ms | 39420 KB |
012.txt | AC | 350 ms | 30816 KB |
013.txt | AC | 96 ms | 20892 KB |
014.txt | AC | 97 ms | 21028 KB |
015.txt | AC | 99 ms | 19620 KB |
016.txt | AC | 99 ms | 21792 KB |
017.txt | AC | 96 ms | 19236 KB |
018.txt | AC | 95 ms | 22180 KB |
019.txt | AC | 94 ms | 20260 KB |
020.txt | AC | 95 ms | 22052 KB |
021.txt | AC | 97 ms | 23592 KB |
022.txt | AC | 98 ms | 22052 KB |
023.txt | AC | 160 ms | 22180 KB |
024.txt | AC | 523 ms | 38728 KB |
025.txt | AC | 373 ms | 32840 KB |
026.txt | AC | 95 ms | 19492 KB |
027.txt | AC | 96 ms | 20132 KB |
028.txt | AC | 94 ms | 21284 KB |
029.txt | AC | 95 ms | 19108 KB |
030.txt | AC | 96 ms | 21540 KB |
031.txt | AC | 99 ms | 23968 KB |
032.txt | AC | 96 ms | 22052 KB |
033.txt | AC | 97 ms | 19620 KB |
034.txt | AC | 97 ms | 18980 KB |
035.txt | AC | 99 ms | 21032 KB |
036.txt | AC | 166 ms | 23460 KB |
037.txt | AC | 509 ms | 42692 KB |
038.txt | AC | 360 ms | 31956 KB |
039.txt | AC | 96 ms | 21920 KB |
040.txt | AC | 95 ms | 21668 KB |
041.txt | AC | 95 ms | 20892 KB |
042.txt | AC | 97 ms | 22052 KB |
043.txt | AC | 97 ms | 19364 KB |
044.txt | AC | 137 ms | 22056 KB |
045.txt | AC | 98 ms | 18972 KB |
046.txt | AC | 95 ms | 20260 KB |
047.txt | AC | 97 ms | 18720 KB |
048.txt | AC | 99 ms | 21412 KB |
049.txt | AC | 156 ms | 21668 KB |
050.txt | AC | 523 ms | 42020 KB |
051.txt | AC | 376 ms | 35948 KB |
052.txt | AC | 97 ms | 19748 KB |
053.txt | AC | 97 ms | 18980 KB |
054.txt | AC | 95 ms | 20260 KB |
055.txt | AC | 98 ms | 20132 KB |
056.txt | AC | 96 ms | 19112 KB |
057.txt | AC | 97 ms | 20004 KB |
058.txt | AC | 94 ms | 18980 KB |
059.txt | AC | 97 ms | 20000 KB |
060.txt | AC | 97 ms | 19620 KB |
061.txt | AC | 95 ms | 22304 KB |
062.txt | AC | 151 ms | 21664 KB |
063.txt | AC | 539 ms | 42932 KB |
064.txt | AC | 386 ms | 30824 KB |
065.txt | AC | 95 ms | 21024 KB |
066.txt | AC | 96 ms | 21924 KB |
067.txt | AC | 96 ms | 24096 KB |
068.txt | AC | 95 ms | 19748 KB |
069.txt | AC | 96 ms | 22052 KB |
070.txt | AC | 97 ms | 22176 KB |
071.txt | AC | 95 ms | 21024 KB |
072.txt | AC | 97 ms | 19232 KB |
073.txt | AC | 96 ms | 18976 KB |
074.txt | AC | 97 ms | 19876 KB |
075.txt | AC | 150 ms | 22180 KB |
076.txt | AC | 530 ms | 44892 KB |
077.txt | AC | 340 ms | 34124 KB |
078.txt | AC | 98 ms | 23332 KB |
079.txt | AC | 95 ms | 19236 KB |
080.txt | AC | 97 ms | 23080 KB |
081.txt | AC | 98 ms | 21924 KB |
082.txt | AC | 96 ms | 20900 KB |
083.txt | AC | 94 ms | 20132 KB |
084.txt | AC | 96 ms | 19236 KB |
085.txt | AC | 95 ms | 21020 KB |
086.txt | AC | 96 ms | 21924 KB |
087.txt | AC | 96 ms | 21412 KB |
088.txt | AC | 152 ms | 23452 KB |
089.txt | AC | 514 ms | 38988 KB |
090.txt | AC | 377 ms | 33892 KB |
091.txt | AC | 95 ms | 19620 KB |
092.txt | AC | 96 ms | 21924 KB |
093.txt | AC | 97 ms | 17956 KB |
094.txt | AC | 96 ms | 22180 KB |
095.txt | AC | 99 ms | 17448 KB |
096.txt | AC | 96 ms | 24228 KB |
097.txt | AC | 96 ms | 22176 KB |
098.txt | AC | 98 ms | 19620 KB |
099.txt | AC | 99 ms | 19236 KB |
100.txt | AC | 98 ms | 20900 KB |
101.txt | AC | 149 ms | 22184 KB |
102.txt | AC | 585 ms | 39212 KB |
103.txt | AC | 355 ms | 32136 KB |
104.txt | AC | 96 ms | 19752 KB |
105.txt | AC | 95 ms | 20132 KB |
106.txt | AC | 95 ms | 22180 KB |
107.txt | AC | 96 ms | 19620 KB |
108.txt | AC | 96 ms | 19492 KB |
109.txt | AC | 97 ms | 22948 KB |
110.txt | AC | 97 ms | 19112 KB |
111.txt | AC | 94 ms | 22180 KB |
112.txt | AC | 96 ms | 19108 KB |
113.txt | AC | 97 ms | 22180 KB |
114.txt | AC | 153 ms | 20256 KB |
115.txt | AC | 516 ms | 41760 KB |
116.txt | AC | 368 ms | 33500 KB |
117.txt | AC | 92 ms | 19104 KB |
118.txt | AC | 96 ms | 23204 KB |
119.txt | AC | 96 ms | 21672 KB |
120.txt | AC | 95 ms | 20132 KB |
121.txt | AC | 96 ms | 20388 KB |
122.txt | AC | 95 ms | 19364 KB |
123.txt | AC | 94 ms | 22184 KB |
124.txt | AC | 95 ms | 18984 KB |
125.txt | AC | 97 ms | 21284 KB |