oj.uz

답안 #567318

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
567318 2022-05-23T10:29:21 Z Dodo Kitchen (BOI19_kitchen) C++14
0 / 100
 1 ms 212 KB 
#include <bits/stdc++.h>
#define ll long long
#define endl '\n'
#define pb push_back

using namespace std;
const ll mx=1007, INF=1e18L+5;

int main()
{
  ios::sync_with_stdio(false);
  cin.tie(0);
  cout.tie(0);

  ll n,m,k;
  cin>>n>>m>>k;
  vector<ll>v(m);
  ll sum=0;
  for(int i=0;i<n;i++)
  {
    ll x;
    cin>>x;
    sum+=x;
  }

  for(int i=0;i<m;i++)cin>>v[i];
  sort(v.begin(),v.end());

  ll u=lower_bound(v.begin(),v.end(),sum)-v.begin();
  ll ans=-1;

  if(u!=v.size())
    ans=v[u]-sum;

  for(int i=1;i<m;i++)
  {
    v[i]+=v[i-1];
  }

  u=lower_bound(v.begin(),v.end(),sum)-v.begin();
  if(u==v.size()&&ans==-1)cout<<"Impossible";
  else
  {
    ll x=v[u];
    for(int i=0;i<u;i++)
      if(x-v[i]>=sum)x-=v[i];

    x=x-sum;
    ans=max(ans,x);
    cout <<ans<<endl;
  }
  return 0;
}
/*
3 3 1
3 3 2
3 3 3
*/

Compilation message

kitchen.cpp: In function 'int main()':
kitchen.cpp:32:7: 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 |   if(u!=v.size())
      |      ~^~~~~~~~~~
kitchen.cpp:41:7: 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]
   41 |   if(u==v.size()&&ans==-1)cout<<"Impossible";
      |      ~^~~~~~~~~~

Subtask #1
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Incorrect 0 ms 212 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Incorrect 0 ms 212 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Incorrect 1 ms 212 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 0 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 28.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Incorrect 0 ms 212 KB Output isn't correct
5 Halted 0 ms 0 KB -