Submission #1003934

#	Time	Username	Problem	Language	Result	Execution time	Memory
1003934		vjudge1	Pastiri (COI20_pastiri)	C++17	8 / 100	95 ms	6208 KiB

pastiri

#include<bits/stdc++.h>
using namespace std;

#define N 500010
#define M 50
#define INFLL 2000000000000000020
#define pb push_back

typedef long long ll;
typedef pair<ll,ll> pll;

vector<ll>resp;
ll vet[N];

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    
    ll n,k,u,v,i=0,ans,sz;

    cin >> n >> k;
    while(i<n-1)
    {
        cin >> u >> v;
        i++;
    }
    i=0;
    while(i<k)
    {
        cin >> vet[i];
        i++;
    }
    sort(vet,vet+k);
    vet[k]=vet[k-1];
    for(i=0;i<k;i++)
    {
        if((vet[i+1]-vet[i])%2)
        {
            resp.pb(vet[i]);
        }else
        {
            resp.pb((vet[i+1]+vet[i])/2);
            i++;
        }
    }
    sz=(ll)(resp.size());
    cout << sz << endl;
    for(i=0;i<sz;i++)
    {
        cout << resp[i] << ((i==sz-1) ? '\n' : ' ');
    }

    return 0;
}

Compilation message (stderr)

pastiri.cpp: In function 'int main()':
pastiri.cpp:21:20: warning: unused variable 'ans' [-Wunused-variable]
   21 |     ll n,k,u,v,i=0,ans,sz;
      |                    ^~~

• Subtask 1: 8 / 8
• Subtask 2: 0 / 18
• Subtask 3: 0 / 23
• Subtask 4: 0 / 51