Submission #720679

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
720679	2023-04-08 23:36:06	Yell0	Studentsko (COCI14_studentsko)	C++17	100 / 100	2 ms	376 KiB

studentsko

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#include <bits/stdc++.h>
using namespace std;
const int MN=5002;
typedef pair<int,int> pii;
int N,K,grp[MN];
pii a[MN];
vector<int> dp;
int main() {
    ios::sync_with_stdio(0);cin.tie(0);
    cin>>N>>K;
    for(int i=0;i<N;i++) {
        cin>>a[i].first;
        a[i].second=i;
    }
    sort(a,a+N);
    for(int i=0;i<N;i++)
        grp[a[i].second]=i/K;
    for(int i=0;i<N;i++) {
        if(dp.empty()||grp[i]>=dp.back()) dp.push_back(grp[i]);
        else *(upper_bound(dp.begin(),dp.end(),grp[i]))=grp[i];
    }
    cout<<N-(int)dp.size()<<'\n';
    return 0;
}
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 10 / 10
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 10 / 10
• Subtask 10: 10 / 10