Submission #720741

#	Time	Username	Problem	Language	Result	Execution time	Memory
720741		mseebacher	Palembang Bridges (APIO15_bridge)	C++17	9 / 100	2071 ms	340 KiB

bridge

#include <bits/stdc++.h> 
 
using namespace std;
 
// Idee 1 -> Set mit Wert|Index pair
// Idee 2 -> SegTree damit
 
struct Platz{
	char type;
	int c;
};
 
void solve(){
	int k; cin >> k;
	int n; cin >> n;
	
	vector<Platz> home(n);
	vector<Platz> arbeit(n);
	set<int> coords;
	for(int i = 0;i<n;i++){
		cin >> home[i].type >> home[i].c >> arbeit[i].type >> arbeit[i].c;
		coords.insert(home[i].c);
		coords.insert(arbeit[i].c);
	}
	long long ans = 1e18;
	for(set<int>::iterator it = coords.begin();it!=coords.end();it++){
		for(set<int>::iterator it2 = it;it2 !=coords.end();it2++){
			long long sum = 0;
			for(int j = 0;j<n;j++){
			if(home[j].type == arbeit[j].type){
				sum += abs(home[j].c-arbeit[j].c);
			}else{
				sum += min(abs(home[j].c-*it)+abs(arbeit[j].c - *it),
				abs(home[j].c-*it2) + abs(arbeit[j].c - *it2))+1;
			}
		}
		ans = min(ans,sum);
		}
		
	}
	cout << ans;
}
 
int main(){
    ios::sync_with_stdio(0);
    cin.tie(nullptr);
    cout << fixed << setprecision(8);
 
    solve();
}

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