제출 #1211926

#제출 시각아이디문제언어결과실행 시간메모리
1211926pranjal__codingRoom Temperature (JOI24_ho_t1)C++20
35 / 100
1 ms328 KiB
#include<iostream> #include<vector> using namespace std; int main() { int n, t; cin >> n >> t; vector<int> pref(n); int cold = 0; for (int i = 0; i < n; i++) { cin >> pref[i]; if (pref[i] < pref[cold]) cold = i; } for (int i = 0; i < n; i++) { pref[i] = pref[i] - (t * ((pref[i] - cold) / t)); } sort(pref.begin(), pref.end()); cold = 0; int hot = n - 1; int best = pref[hot] - pref[cold]; while (hot > 0) { pref[hot] -= t; if (pref[hot] < pref[cold]) cold = hot; hot--; best = max(best, pref[hot] - pref[cold]); } pref[hot] -= t; hot = pref[0]; cold = pref[0]; for (int i = 0; i < n; i++) { hot = max(hot, pref[i]); cold = min(cold, pref[i]); } best = min(best, hot - cold); cout << (best + 1) / 2 << endl; return 0; }
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