Submission #941533

#	Time	Username	Problem	Language	Result	Execution time	Memory
941533		Xiaoyang	A Difficult(y) Choice (BOI21_books)	C++17	5 / 100	136 ms	1316 KiB

books

#include "books.h"
#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
 
#define fi first 
#define se second 
#define pll pair<ll,ll>
#define pb push_back
#define debug(x) cerr<<#x<<"="<<x<<endl;
#define MP make_pair
#define rep(i,a,b) for(ll i=a;i<b;i++)
#define SZ(x) (ll)x.size()
#define ALL(x) x.begin(),x.end()
#define endl "\n"
const ll inf=1e18;

const ll maxn=1e5+5;
ll diff[maxn];

void solve(int n, int k, long long A, int s) {
    // TODO implement this function
	rep(i,1,n+1){
		diff[i]=skim(i);
	}
	diff[n+1]=inf;
	rep(i,1,n-1){
		rep(j,i+1,n){
			ll sum=diff[i]+diff[j];
			ll id=lower_bound(diff+j+1,diff+n+1,A-sum)-diff;
			if(id==n+1 or diff[i]+diff[j]+diff[id]>2*A)break;
			else{
				vector<int>ans;
				ans.pb(i);
				ans.pb(j);
				ans.pb(id);
				answer(ans);
				return;
			}
		}
	}
	impossible();
}

• Subtask 1: 5 / 5
• Subtask 2: 0 / 15
• Subtask 3: 0 / 10
• Subtask 4: 0 / 15
• Subtask 5: 0 / 15
• Subtask 6: 0 / 20
• Subtask 7: 0 / 20