oj.uz

답안 #713163

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
713163 2023-03-21T09:01:16 Z ln_e Stove (JOI18_stove) C++17
100 / 100
 27 ms 3224 KB 
#include <bits/stdc++.h> //Andrei Alexandru a.k.a Sho
using ll=long long;
using ld=long double;
int const INF=1000000005;
ll const LINF=1000000000000000005;
ll const mod=1000000007;
ld const PI=3.14159265359;
ll const MAX_N=3e5+5;
ld const EPS=0.00000001;
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#define f first
#define s second
#define pb push_back
#define mp make_pair
#define endl '\n'
#define sz(a) (int)a.size()
#define CODE_START  ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
using namespace std;
ll n,k,a[100005];
int32_t main(){
CODE_START;
#ifdef LOCAL
ifstream cin("input.txt");
#endif
cin>>n>>k;
for(ll i=1;i<=n;i++)
{
    cin>>a[i];
}
if(n==k){
    cout<<n<<endl;
    return 0;
}
vector<ll>v;
for(ll i=2;i<=n;i++)
{
    v.pb(a[i]-a[i-1]);
}
ll ans=0;
sort(v.begin(),v.end());
for(ll i=0;i<n-k;i++)
{
    ans+=v[i];
}
ans+=k;
cout<<ans<<endl;
}

Subtask #1
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct

Subtask #2
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 1 ms 368 KB Output is correct
12 Correct 2 ms 372 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct

Subtask #3
50.0 / 50.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 332 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 2 ms 340 KB Output is correct
11 Correct 1 ms 368 KB Output is correct
12 Correct 2 ms 372 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 18 ms 3160 KB Output is correct
17 Correct 20 ms 3204 KB Output is correct
18 Correct 19 ms 3224 KB Output is correct
19 Correct 27 ms 3224 KB Output is correct
20 Correct 22 ms 3180 KB Output is correct
21 Correct 19 ms 3148 KB Output is correct
22 Correct 19 ms 3112 KB Output is correct
23 Correct 18 ms 3156 KB Output is correct
24 Correct 18 ms 3164 KB Output is correct