Submission #905883

#	Time	Username	Problem	Language	Result	Execution time	Memory
905883		Sir_Ahmed_Imran	Palembang Bridges (APIO15_bridge)	C++17	22 / 100	69 ms	3788 KiB

bridge

                              ///~~~LOTA~~~///
#include <bits/stdc++.h>
using namespace std;
#define nl '\n'
#define ff first
#define ss second
#define ll long long 
#define append push_back
#define pii pair<int,int>
#define all(x) (x).begin(),(x).end()
#define N 100001
int m;
vector<ll> x,y;
ll dist(ll p,ll q){
    ll o=0;
    for(int i=0;i<m;i++){
        if((x[i]>=p && p>=y[i]) || 
        (x[i]>=q && q>=y[i])) continue;
        o+=min(min(abs(p-x[i]),abs(p-y[i]))
        ,min(abs(q-x[i]),abs(q-y[i])))*2;
    }
    return o;
}
void solve1(){
    char c,d;
    ll n,o,p,q,r;
    cin>>n;
    for(int i=o=0;i<n;i++){
        cin>>c>>p>>d>>q;
        o+=abs(p-q);
        if(c!=d){
            o++;
            m++;
            x.append(max(p,q));
            y.append(min(p,q));
        }
    }
    r=0;
    for(int j=536870912;j>0;j/=2)
        if(dist(r+j,r+j)<=dist(r+j-1,r+j-1))
            r+=j;
    cout<<o+dist(r,r);
}
void solve2(){
    cout<<0<<nl;
}
int main(){
    ios_base::sync_with_stdio(false);cin.tie(NULL);
    int t;
    cin>>t;
    if(t==1) solve1();
    else solve2();
    return 0;
}

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