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Submission #925276

# Submission time Handle Problem Language Result Execution time Memory
925276 2024-02-11T09:58:14 Z Zygno Stove (JOI18_stove) C++17
0 / 100
 0 ms 348 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long int ll;

struct guest
{    
    int start;
    int end;
};

struct breakLength
{
    int start;
    int length;
};

int main()
{
    int n; // Number of guests
    int k; // Number of matches

    cin >> n >> k;

    vector<guest> guests(n);    
    vector<breakLength> breaks(n-1);
    for (int i = 0; i < n; i++)
    {
        int temp = 0;
        cin >> temp;
        guests[i].start = temp;
        guests[i].end = temp+1;
        if (i > 0)
        {
            breaks[i-1].start = guests[i].start;
            breaks[i-1].length = guests[i].start - guests[i-1].end; //Length of break between guests
        }
    }

    //Order breaks by length
    sort(breaks.begin(), breaks.end(), [](breakLength a, breakLength b) { return a.length > b.length; });

    //Number of breaks where stove can be turned off
    int breaksOn = n - k;
    int breaksOff = n - breaksOn - 1;
    
    int stoveOn = 0;
    //Add the length of the longest breaks
    for (int i = 0; i < breaksOff; i++)
    {
         stoveOn += breaks[i].length;
    }

    int timeOn = guests[n-1].end - stoveOn - 1;

    cout << timeOn << endl;

    return 0;
}

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -