Submission #667744

#	Time	Username	Problem	Language	Result	Execution time	Memory
667744		Github	Studentsko (COCI14_studentsko)	C++14	100 / 100	2 ms	412 KiB

studentsko

#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;

#define speedup ios_base::sync_with_stdio(false); cin.tie(nullptr); cout.tie(nullptr);
#define ll long long
int main() {
    speedup
    int n, k;
    cin >> n >> k;
    vector<pair<int, int>> array(n);
    for (int i = 0; i < n; i++){
        cin >> array[i].first;
        array[i].second = i;
    }
    sort(array.begin(), array.end());
    vector<int> a(n), l;
    for (int i = 0; i < n; i++){
        a[array[i].second] = i/k;
    }

    for (int i = 0; i < n; i++){
        auto pos = upper_bound(l.begin(), l.end(), a[i]);
        if (pos == l.end()){
            l.push_back(a[i]);
        }else{
            *pos = a[i];
        }
    }
    cout << n-l.size() << endl;
    return 0;
}

• 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