oj.uz

Submission #365998

# Submission time Handle Problem Language Result Execution time Memory
365998 2021-02-12T17:20:54 Z Hades504 Stove (JOI18_stove) C++14
50 / 100
 1000 ms 3812 KB 
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define endl "\n"
void solve(){
  int tc,k;
  cin>>tc>>k;
  k--;
  vector<int>v,diff;
  for(int i=0;i<tc;i++){
    int n;
    cin>>n;
    v.push_back(n);
    v.push_back(n+1);
  }
  int ans=0;
  ans+=tc;
  auto st = v.begin();
  v.erase(st);
  auto end = v.end();
  end--;
  v.erase(end);
  for(int i=0;i<v.size();i+=2){
    diff.push_back(v[i+1]-v[i]);
  }
  sort(diff.rbegin(),diff.rend());
  while(k!=0){
    auto it = diff.begin();
    diff.erase(it);
    k--;
  }
  for(int i=0;i<diff.size();i++){
    ans+=diff[i];
  }
  cout<<ans;
}
signed main() {
  ios_base::sync_with_stdio(false); cin.tie(NULL);
  int tc=1;
  for(int i=0;i<tc;i++)solve();
  return 0;
}

Compilation message

stove.cpp: In function 'void solve()':
stove.cpp:23:16: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |   for(int i=0;i<v.size();i+=2){
      |               ~^~~~~~~~~
stove.cpp:32:16: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   32 |   for(int i=0;i<diff.size();i++){
      |               ~^~~~~~~~~~~~

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 512 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 0 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 380 KB Output is correct
9 Correct 1 ms 364 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 512 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 0 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 380 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 492 KB Output is correct
11 Correct 1 ms 492 KB Output is correct
12 Correct 2 ms 492 KB Output is correct
13 Correct 3 ms 492 KB Output is correct
14 Correct 2 ms 492 KB Output is correct
15 Correct 2 ms 492 KB Output is correct

Subtask #3
0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 512 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 0 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 1 ms 380 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 492 KB Output is correct
11 Correct 1 ms 492 KB Output is correct
12 Correct 2 ms 492 KB Output is correct
13 Correct 3 ms 492 KB Output is correct
14 Correct 2 ms 492 KB Output is correct
15 Correct 2 ms 492 KB Output is correct
16 Correct 24 ms 3812 KB Output is correct
17 Correct 30 ms 3796 KB Output is correct
18 Correct 94 ms 3812 KB Output is correct
19 Correct 707 ms 3812 KB Output is correct
20 Execution timed out 1055 ms 3812 KB Time limit exceeded
21 Halted 0 ms 0 KB -