Submission #974577

#	Time	Username	Problem	Language	Result	Execution time	Memory
974577		FIFI_cpp	Stove (JOI18_stove)	C++17	100 / 100	37 ms	2300 KiB

stove

#include <iostream>
#include <vector>
#include <algorithm>
#include <numeric>
#include <cstdlib>
#include <cmath>
#include <queue>
#include <stack>
#include <deque>
#include <fstream>
#include <iterator>
#include <set>
#include <map>
#include <unordered_map>
#include <iomanip>
#include <cctype>
#include <string>
#include <cassert>
#include <set>
#include <bitset>
#include <unordered_set>
using ll = long long;
#define pb push_back
#define all(a) a.begin(),a.end()
#define fast ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
// xcode cant include bits/stdc++.h
using namespace std;
//ifstream fin ("fenceplan.in");
//ofstream fout ("fenceplan.out");
/*   /\_/\
*   (= ._.)
*   / >  \>
*/
// encouraging cat
const ll INF = 100000000000000;
const ll mod = 1000000007;
int main()
{
    int n,k;
    cin >> n >> k;
    vector<int> nums(n,0);
    for (int i = 0;i < n;i++)
        cin >> nums[i];
    vector<int> intervals(n - 1,0);
    for (int i = 1;i < n;i++)
    {
        intervals[i - 1] = (nums[i] - (nums[i - 1] + 1));
    }
    sort(all(intervals));
    int cost = n;
    for (int i = 0;i < n - k;i++)
    {
        cost += intervals[i];
    }
    cout << cost << '\n';
    return 0;
}

Compilation message (stderr)

stove.cpp:30:9: warning: "/*" within comment [-Wcomment]
   30 | /*   /\_/\
      |

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