Submission #1116758
Source Code Expand
#include <bits/stdc++.h> using namespace std; bool wolf[1<<20]; int n; string s, ans; bool tri(bool a0, bool a1) { wolf[0] = a0; wolf[1] = a1; for (int i = 2; i < n; i++) { if (wolf[i-1]) { if (s[i-1] == 'x') wolf[i] = wolf[i-2]; else wolf[i] = !wolf[i-2]; } else { if (s[i-1] == 'o') wolf[i] = wolf[i-2]; else wolf[i] = !wolf[i-2]; } } if (wolf[n-1]) { if (s[n-1] == 'o' && wolf[0] == wolf[n-2]) return false; if (s[n-1] == 'x' && wolf[0] != wolf[n-2]) return false; } else { if (s[n-1] == 'x' && wolf[0] == wolf[n-2]) return false; if (s[n-1] == 'o' && wolf[0] != wolf[n-2]) return false; } if (wolf[0]) { if (s[0] == 'o' && wolf[1] == wolf[n-1]) return false; if (s[0] == 'x' && wolf[1] != wolf[n-1]) return false; } else { if (s[0] == 'x' && wolf[1] == wolf[n-1]) return false; if (s[0] == 'o' && wolf[1] != wolf[n-1]) return false; } if (ans == "") { for (int i = 0; i < n; i++) { if (wolf[i]) ans += "W"; else ans += "S"; } } } int main() { //freopen("in.txt","r",stdin); cin >> n; getline(cin,s); getline(cin,s); wolf[0] = 1; wolf[1] = 1; if (tri(1,1) || tri(1,0) || tri(0,1) || tri(0,0)) cout << ans; else cout << -1; return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Menagerie |
User | Kusika |
Language | C++14 (GCC 5.4.1) |
Score | 500 |
Code Size | 1450 Byte |
Status | AC |
Exec Time | 7 ms |
Memory | 768 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 500 / 500 | ||||
Status |
|
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Set Name | Test Cases |
---|---|
Sample | 00_example_01.txt, 00_example_02.txt, 00_example_03.txt |
All | 00_example_01.txt, 00_example_02.txt, 00_example_03.txt, 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00_example_01.txt | AC | 1 ms | 256 KB |
00_example_02.txt | AC | 1 ms | 256 KB |
00_example_03.txt | AC | 1 ms | 256 KB |
01.txt | AC | 5 ms | 512 KB |
02.txt | AC | 4 ms | 512 KB |
03.txt | AC | 1 ms | 256 KB |
04.txt | AC | 1 ms | 256 KB |
05.txt | AC | 6 ms | 768 KB |
06.txt | AC | 7 ms | 768 KB |
07.txt | AC | 2 ms | 256 KB |
08.txt | AC | 2 ms | 384 KB |
09.txt | AC | 1 ms | 256 KB |
10.txt | AC | 2 ms | 256 KB |
11.txt | AC | 6 ms | 768 KB |
12.txt | AC | 6 ms | 768 KB |
13.txt | AC | 7 ms | 768 KB |