Submission #765742

#	Time	Username	Problem	Language	Result	Execution time	Memory
765742		ono_de206	Highway Tolls (IOI18_highway)	C++14	6 / 100	85 ms	2080 KiB

highway

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

#define in insert
#define all(x) x.begin(),x.end()
#define pb push_back
#define eb emplace_back
#define ff first
#define ss second

// #define int long long
 
typedef long long ll;
typedef vector<int> vi;
typedef set<int> si;
typedef multiset<int> msi;
typedef pair<int, int> pii;
typedef vector<pii> vpii;

const int mxn = 1e5 + 10;
void find_pair(int n, vector<int> U, vector<int> V, int A, int B) {
	int m = U.size();
	vector<int> q(m, 1);
	long long tot = ask(q);
	int dis = tot / B;
	int L = 0, R = n - 1;
	while(R - L > 1) {
		int M = (R + L) / 2;
		for(int i = 0; i < M; i++) {
			q[i] = 0;
		}
		long long ans = ask(q);
		for(int i = 0; i < M; i++) {
			q[i] = 1;
		}
		if(ans != tot) R = M;
		else L = M;
	}
	answer(L, L + dis);
}

• Subtask 1: 0 / 5
• Subtask 2: 0 / 7
• Subtask 3: 6 / 6
• Subtask 4: 0 / 33
• Subtask 5: 0 / 18
• Subtask 6: 0 / 31