Submission #1108170

#	Time	Username	Problem	Language	Result	Execution time	Memory
1108170		overwatch9	Studentsko (COCI14_studentsko)	C++17	100 / 100	6 ms	848 KiB

studentsko

#include <bits/stdc++.h>
using namespace std;
int main() {
    int n, k;
    cin >> n >> k;
    vector <int> nums(n), id(n);
    vector <int> nums2(n);
    map <int, int> pos;
    for (int i = 0; i < n; i++) {
        cin >> nums[i];
        nums2[i] = nums[i];
        pos[nums[i]] = i;
    }
    sort(nums2.begin(), nums2.end());
    for (int i = 0, pt = 0; i < n; i++) {
        if (i % k == 0)
            pt++;
        id[pos[nums2[i]]] = pt;
    }
    vector <int> dp;
    for (int i = 0; i < n; i++) {
        auto it = upper_bound(dp.begin(), dp.end(), id[i]);
        if (it == dp.end())
            dp.push_back(id[i]);
        else
            *it = id[i];
    }
    cout << n - (int)dp.size() << '\n';
}

• 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