Submission #1314632

#TimeUsernameProblemLanguageResultExecution timeMemory
1314632pvproTricolor Lights (JOI24_tricolor)C++20
15 / 100
1043 ms1848 KiB
#include "Anna.h" #include <bits/stdc++.h> using namespace std; namespace { mt19937 rnd(11); } std::pair<std::string, int> anna(int N, std::string S) { string t; for (int i = 0; i < N; ++i) { int d = (rnd() % 2); t += "RGB"[rnd()%3]; if (t.back() == S[i]) { if (t.back() == 'R') { if (d == 0) { t.back() = 'G'; } else { t.back() = 'B'; } } else if (t.back() == 'G') { if (d == 0) { t.back() = 'R'; } else { t.back() = 'B'; } } else if (t.back() == 'B') { if (d == 0) { t.back() = 'R'; } else { t.back() = 'G'; } } } } return make_pair(t, min(N, 41)); }
#include "Bruno.h" #include <bits/stdc++.h> using namespace std; namespace { int N; string s; string t; mt19937 rnd(11); } // namespace void init(int N, int l) { ::N = N; for (int i = 0; i < N; ++i) { int d = rnd() % 2; s += "RGB"[rnd()%3]; t += 'X'; if (s.back() == 'R') { if (d == 0) { t.back() = 'G'; } else { t.back() = 'B'; } } else if (s.back() == 'G') { if (d == 0) { t.back() = 'R'; } else { t.back() = 'B'; } } else if (s.back() == 'B') { if (d == 0) { t.back() = 'R'; } else { t.back() = 'G'; } } } } int bruno(std::string u) { int best = -1; int bestcnt = -1; for (int i = 0; i <= s.size() - u.size(); ++i) { bool ok = true; int cnt = 0; for (int j = 0; j < u.size(); ++j) { if (s[i + j] == u[j] || (t[i + j] == u[j])) { cnt += (s[i + j] == u[j]); continue; } ok = false; break; } if (ok) { if (bestcnt < cnt) { bestcnt = cnt; best = i; } } } assert(best != -1); return best + 1; }
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