Submission #1514581
Source Code Expand
#include <iostream> #include <vector> #include <algorithm> #include <utility> using namespace std; using llng = long long; template<typename T> using v = vector<T>; template<typename T> using vv = v<v<T> >; v<int> b; pair<int, int> loop(int a) { pair<int, int> ret = make_pair(0, 0); int r = a, t = a; while (true) { r = b[b[r]]; t = b[t]; if (r == t) break; } r = a; while (true) { if (r == t) break; r = b[r]; t = b[t]; ret.first++; } while (true) { r = b[r]; ret.second++; if (r == t) break; } return ret; } int main() { int N, a; cin >> N >> a; string k; cin >> k; b = v<int>(N+1); for (int i=1; i<=N; i++) cin >> b[i]; pair<int, int> p = loop(a); int s; if (k.length() < 8) { s = stoi(k); if (s > p.first) s = (s - p.first) % p.second + p.first; } else { s = 0; for (int i=0; i<8; i++) s = s*10 + k[i] - '0'; s -= p.first; s %= p.second; for (int i=8; i<k.length(); i++) s = (s*10 + k[i] - '0') % p.second; s += p.first; } for (int i=0; i<s; i++) a = b[a]; cout << a << endl; return 0; }
Submission Info
Submission Time | |
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Task | D - へんてこ辞書 |
User | hidollara |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1265 Byte |
Status | WA |
Exec Time | 30 ms |
Memory | 896 KB |
Judge Result
Set Name | Sample | Subtask1 | All | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 50 | 0 / 50 | ||||||||||
Status |
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Set Name | Test Cases |
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Sample | subtask0_sample_01.txt, subtask0_sample_03.txt |
Subtask1 | subtask0_0.txt, subtask0_1.txt, subtask0_2.txt, subtask0_3.txt, subtask0_4.txt, subtask0_5.txt, subtask0_6.txt, subtask0_7.txt, subtask0_8.txt, subtask0_9.txt, subtask0_sample_01.txt, subtask0_sample_03.txt |
All | subtask0_0.txt, subtask0_1.txt, subtask0_2.txt, subtask0_3.txt, subtask0_4.txt, subtask0_5.txt, subtask0_6.txt, subtask0_7.txt, subtask0_8.txt, subtask0_9.txt, subtask0_sample_01.txt, subtask0_sample_03.txt, subtask1_0.txt, subtask1_1.txt, subtask1_10.txt, subtask1_11.txt, subtask1_2.txt, subtask1_3.txt, subtask1_4.txt, subtask1_5.txt, subtask1_6.txt, subtask1_7.txt, subtask1_8.txt, subtask1_9.txt, subtask1_sample_02.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
subtask0_0.txt | WA | 25 ms | 640 KB |
subtask0_1.txt | WA | 21 ms | 512 KB |
subtask0_2.txt | WA | 23 ms | 512 KB |
subtask0_3.txt | WA | 17 ms | 512 KB |
subtask0_4.txt | WA | 26 ms | 640 KB |
subtask0_5.txt | WA | 20 ms | 512 KB |
subtask0_6.txt | WA | 17 ms | 512 KB |
subtask0_7.txt | WA | 23 ms | 512 KB |
subtask0_8.txt | WA | 18 ms | 512 KB |
subtask0_9.txt | WA | 25 ms | 640 KB |
subtask0_sample_01.txt | AC | 1 ms | 256 KB |
subtask0_sample_03.txt | AC | 1 ms | 256 KB |
subtask1_0.txt | WA | 21 ms | 640 KB |
subtask1_1.txt | WA | 25 ms | 768 KB |
subtask1_10.txt | WA | 30 ms | 896 KB |
subtask1_11.txt | WA | 1 ms | 256 KB |
subtask1_2.txt | AC | 20 ms | 640 KB |
subtask1_3.txt | WA | 17 ms | 512 KB |
subtask1_4.txt | WA | 19 ms | 640 KB |
subtask1_5.txt | WA | 26 ms | 768 KB |
subtask1_6.txt | WA | 20 ms | 640 KB |
subtask1_7.txt | WA | 18 ms | 640 KB |
subtask1_8.txt | WA | 29 ms | 768 KB |
subtask1_9.txt | WA | 29 ms | 768 KB |
subtask1_sample_02.txt | AC | 1 ms | 256 KB |