제출 #1276562

#제출 시각아이디문제언어결과실행 시간메모리
1276562desmond1015Rabbit Carrot (LMIO19_triusis)C++20
100 / 100
20 ms3548 KiB
#include "bits/stdc++.h" using namespace std; #define ll long long const int MOD = 1e9+7; const int INF = 1e9; /** * https://oj.uz/problem/view/LMIO19_triusis */ void solve() { int n, m; cin >> n >> m; vector<int> a(n); for (int i = 0; i < n; i++) { cin >> a[i]; } vector<int> b; for (int i = 1; i <= n; i++) { if (m * i >= a[i - 1]) { b.push_back(m * i - a[i - 1]); } } vector<int> dp; for (int i = 0; i < b.size(); i++) { auto it = upper_bound(dp.begin(), dp.end(), b[i]); if (it == dp.end()) { dp.push_back(b[i]); } else { *it = b[i]; } } cout << n - dp.size() << '\n'; } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); // freopen("input.txt", "r", stdin); // freopen("output.txt", "w", stdout); // freopen("input.in", "r", stdin); // freopen("output.out", "w", stdout); // int T = 1; // cin >> T; // while (T--) { solve(); // } return 0; }
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