Submission #654665

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
654665	2022-11-01 06:45:41	uylulu	Xylophone (JOI18_xylophone)	C++14	47 / 100	80 ms	336 KiB

xylophone

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#include<bits/stdc++.h>
#include "xylophone.h"
#define ll int
//#define int long long
#define ld long double
#define cd complex<ld>
#define pll pair<ll,ll>
#define pii pair<int,int>
#define pld pair<ld,ld>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
using namespace std ;
ll n ;
ll A[100005] ;
ll find_one()
{
    ll lo = 1 , hi = n-1 , mid ;
    while(hi-lo>1)
    {
        mid = ((hi+lo)>>1) ;
        if(query(mid , n)==n-1)
        {
            lo = mid ;
        }
        else
        {
            hi = mid ;
        }
 
 
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• Subtask 1: 11 / 11
• Subtask 2: 36 / 36
• Subtask 3: 0 / 53