Submission #659114

#	Time	Username	Problem	Language	Result	Execution time	Memory
659114		finn__	A Huge Tower (CEOI10_tower)	C++17	100 / 100	112 ms	10540 KiB

tower

#include <bits/stdc++.h>
using namespace std;

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    size_t n;
    int64_t d;
    cin >> n >> d;

    vector<int64_t> blocks(n);
    for (int64_t &x : blocks)
        cin >> x;

    sort(blocks.begin(), blocks.end());
    auto it = blocks.begin(), jt = blocks.begin();
    int64_t possibilities = 1;

    while (jt != blocks.end())
    {
        while (it != jt && *jt - *it > d)
            it++;
        possibilities = (possibilities * (jt - it + 1)) % 1000000009;
        jt++;
    }

    cout << possibilities << '\n';
}

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 5 / 5
• Subtask 4: 5 / 5
• Subtask 5: 5 / 5
• Subtask 6: 5 / 5
• Subtask 7: 5 / 5
• Subtask 8: 5 / 5
• Subtask 9: 5 / 5
• Subtask 10: 5 / 5
• Subtask 11: 5 / 5
• Subtask 12: 5 / 5
• Subtask 13: 5 / 5
• Subtask 14: 5 / 5
• Subtask 15: 5 / 5
• Subtask 16: 5 / 5
• Subtask 17: 5 / 5
• Subtask 18: 5 / 5
• Subtask 19: 5 / 5
• Subtask 20: 5 / 5