Submission #979042

#	Time	Username	Problem	Language	Result	Execution time	Memory
979042		pit_smile	Stove (JOI18_stove)	C++14	100 / 100	42 ms	3596 KiB

stove

#include<bits/stdc++.h>
#define ll long long

using namespace std;

ll in[100005],out[100005],sum=0;
priority_queue<int> keep;


int main()
{
    ll guest,open;
    cin >> guest >> open;
    for(int i=0;i<guest;i++)
    {

        cin >> in[i];
        out[i]=in[i]+1;
    }
    for(int i=0;i<guest-1;i++)
    {
        //cout << in[i+1]-out[i] << " ";
        keep.push(in[i+1]-out[i]);
    }
    //cout << out[guest-1] << " " << in[0];
    int tungmod=out[guest-1]-in[0];
    //cout << tungmod << "\n";
    open--;
    while(open--)
    {
        tungmod=tungmod-keep.top();
        keep.pop();
    }
    cout << tungmod;
}

• Subtask 1: 20 / 20
• Subtask 2: 30 / 30
• Subtask 3: 50 / 50