제출 #681516

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
681516		ansgar	Palembang Bridges (APIO15_bridge)	C++17	22 / 100	47 ms	4340 KiB

bridge

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

#define int long long
#define vi vector<int>
#define vvi vector<vi>
#define pii pair<int,int>
#define vpii vector<pii>
#define vvpii vector<vpii>
#define vb vector<bool>
#define vc vector<char>
#define vvc vector<vc>
#define vvb vector<vb>z
#define si set<int>
#define mii map<int,int>

const int mod=1e9+7;
const int N=2e5+1;
const int LN=LLONG_MAX/10;
signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int k,n;
    cin>>k>>n;
    int ans=0;
    vi P;
    for(int i=0;i<n;i++){
        char e1,e2;
        int p1,p2;
        cin>>e1>>p1>>e2>>p2;
        if(e1==e2){
            ans+=abs(p1-p2);
        }
        else{
            P.push_back(p1);
            P.push_back(p2);
        }
    }
    int sol=LN;
    sort(P.begin(),P.end());
    if(k==1){
        int aft=P.size();
        int sum=0;
        for(int i : P)sum-=i;
        for(int i=aft-1;i>=aft/2;i--){
            sum+=2*P[i];
        }
        sol=sum;
    }
    else{

    }
    if(P.size()==0)sol=0;
    std::cout<<ans+sol+P.size()/2;
}

• Subtask 1: 8 / 8
• Subtask 2: 14 / 14
• Subtask 3: 0 / 9
• Subtask 4: 0 / 32
• Subtask 5: 0 / 37