oj.uz

Submission #785991

# Submission time Handle Problem Language Result Execution time Memory
785991 2023-07-17T21:38:26 Z Sputnik123 Stove (JOI18_stove) C++14
0 / 100
 1 ms 212 KB 
#pragma comment(linker, "/STACK:100000000")
#include <bits/stdc++.h>
#include <string.h>
#include <stdio.h>
#include <algorithm>
#include <vector>
#define pb push_back
#define in insert
#define pll pair<ll,ll>
#define vpl vector<pll>
#define vll vector <ll>
#define vl vector<ll>
#define sl set<ll>
#define msl multiset<ll>
#define mll map<ll,ll>
#define mmll multimap<ll,ll>
#define mcl map<char,ll>
#define mp make_pair
#define F first
#define S second
#define all(v) v.begin(),v.end()
#define endl "\n"
#define speed ios_base::sync_with_stdio(false);cin.tie();cout.tie()
#define ll long long
#define ull unsigned long long
#define LMX LLONG_MAX
using namespace std;
#define REP(i, n) for (ll i=0;i<(n);i++)
#define FOR(i, a, b) for (int i = (a); i < (b); ++i)
#define F0R(i, a) FOR(i, 0, a)
#define ROF(i, a, b) for (int i = (b)-1; i >= (a); --i)
#define R0F(i, a) ROF(i, 0, a)
#define rep(a) F0R(_, a)
#define each(a, x) for (auto &a : x)
/*
#pragma omp parallel for
#pragma GCC optimize("0fast")
#pragma GCC target ("avx,avx2,fma")
#pragma GCC optimization ("unroll-loops")
*/
bool comp(pair <ll,ll> p1,pair <ll,ll> p2)
{
   if(p1.first==p2.first)
   {
      return p1.second>p2.second;
   }
   return p1.first<p2.first;
}
void solve()
{
   ll n,k;
   cin>>n>>k;
   vll v1(n);
   for(ll i=0;i<n;i++)  cin>>v1[i];
   priority_queue <ll> pq;
   for(ll i=1;i<n;i++)
   {
      pq.push(v1[i]-v1[i-1]-1);
   }
   ll ans=0;
   for(ll i=0;i<k-1;i++)
   {
      auto last=pq.top();
      pq.pop();
      ans-=last;
   }
   cout<<ans;
}
int main ()
{
   ll t=1;
   //cin>>t;
   while(t--)
   {
      solve();
   }
}

/*

string
length

*/
/*
    auto locate = [&](int x) -> int {
        for (int i = 0; i < N; i++)
            if (P[i] == x)
                return i;

        return -1;
    };
    function in funcition
*/

Compilation message

stove.cpp:1: warning: ignoring '#pragma comment ' [-Wunknown-pragmas]
    1 | #pragma comment(linker, "/STACK:100000000")
      |

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 30.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 50.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -