제출 #365088

#제출 시각아이디문제언어결과실행 시간메모리
365088maozkurt학생 (COCI14_studentsko)C++17
100 / 100
2 ms640 KiB
#include <cstdio> #include <cstdlib> #include <cstring> #include <cmath> #include <ctime> #include <iostream> #include <algorithm> #include <queue> #include <map> #include <set> #include <vector> #include <string> #include <stack> #include <numeric> #include <cassert> #define endl '\n' #define sp ' ' #define pb push_back #define mp make_pair #define ff first #define ss second using namespace std; typedef long long ll; typedef pair<int,int> pii; typedef pair<ll,ll> pll; int main(){ ios_base::sync_with_stdio(false);cin.tie(nullptr);cout.tie(nullptr);cerr.tie(nullptr); int n,k;cin>>n>>k; vector<int> arr(n); for(int i=0;i<n;i++) cin>>arr[i]; vector<pii> sorted; for(int i=0;i<n;i++){ sorted.pb({arr[i],i}); } sort(sorted.begin(),sorted.end()); for(int i=0;i<n;i++){ arr[sorted[i].ss] = i/k; } vector<int> ans; for(int i=0;i<n;i++){ auto it = upper_bound(ans.begin(),ans.end(),arr[i]); if(it == ans.end()) ans.pb(arr[i]); else *it = arr[i]; } cout << n - ans.size() << endl; }
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