Submission #426376

#	Time	Username	Problem	Language	Result	Execution time	Memory
426376		Pbezz	Highway Tolls (IOI18_highway)	C++14	0 / 100	22 ms	492 KiB

highway

#include "highway.h"
#include <bits/stdc++.h>

using namespace std;

#define ll long long
#define pb push_back
typedef pair<ll,ll> pii;

const ll MAXN = 2e5+5;
const ll INF = 1e9+7;
ll n,M,W;

ll find(){


ll lo=0,hi=M-1,mid,i,x;

while(hi>lo){

mid = lo + (hi-lo)/2;//cout<<hi<<" "<<lo<<" "<<mid<<" ";
std::vector<int> w(M);
for(i=0;i<M;i++){w[i] = i<=mid ;}
x=ask(w);
cout<<x<<endl;
if(x>W){
hi=mid;
}else{
lo=mid+1;
}
}

return hi;
}

void find_pair(int N, std::vector<int> U, std::vector<int> V, int A, int B) {
	M = U.size();
	n=N;
std::vector<int> w(M);
	W = ask(w);

	ll s=find();

//	cout<<s<<"\n";

	answer(s,s+(W/A));


}

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