제출 #404721

#제출 시각아이디문제언어결과실행 시간메모리
404721BERNARB01Gap (APIO16_gap)C++17
30 / 100
64 ms2240 KiB
#include "gap.h" #include <bits/stdc++.h> using namespace std; long long findGap(int T, int N) { vector<long long> a; if (T == 1) { long long lb = 0, rb = (long long) 1e18L; a.resize(N); for (int i = 0; i < (N + 1) / 2; i++) { MinMax(lb, rb, &a[i], &a[N - 1 - i]); lb = a[i] + 1; rb = a[N - 1 - i] - 1; } long long ans = 0; for (int i = 1; i < N; i++) { ans = max(ans, a[i] - a[i - 1]); } return ans; } long long mn, mx; MinMax(0, 1e18L, &mn, &mx); if (N == 2) { return mn - mx; } long long len = (mx - mn - 1) / (N - 1); long long ans = len; a.push_back(mn); for (int i = 0; i < N - 1; i++) { long long m, M; if (mn + 1 == mx - 1) { a.push_back(mn + 1); break; } MinMax(mn + 1, min(mn + 1 + len, mx - 1), &m, &M); mn = mn + 1 + len; if (m == -1) { continue; } a.push_back(m); if (M != m) { a.push_back(M); } } a.push_back(mx); for (int i = 1; i < (int) a.size(); i++) { ans = max(ans, a[i] - a[i - 1]); } return ans; }
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