제출 #1085158

#제출 시각아이디문제언어결과실행 시간메모리
1085158TimoshGap (APIO16_gap)C++17
30 / 100
49 ms5912 KiB
#include <bits/stdc++.h> #include "gap.h" using namespace std; long long mn = 0, mx = 0; set<long long> st; long long findGap(int T, int N) { long long ans = 1; if (T == 2 && N >= 4) { MinMax(0, 1e18, &mn, &mx); int left = mn; long long l = mn + 1, r = mx - 1; long long ans = 1; long long last = mn; for (int i = 0; i < N; i++) { int nxt = l + (r - left) / N - 1 + (i >= N - (r - left) % N && (r - left) % N); MinMax(l, nxt, &mn, &mx); l = nxt + 1; if (mn != -1) { ans = max(ans, mn - last); last = mx; } } ans = max(ans, r - last); return ans; } else { long long l = 0, r = 1e18; while (1) { MinMax(l, r, &mn, &mx); if (mn == -1) break; st.insert(mn); st.insert(mx); l = mn + 1, r = mx - 1; if (mn == mx || (long long)st.size() >= N) break; } } long long last = *st.begin(); for (auto &i : st) ans = max(ans, i - last), last = i; return ans; }
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