제출 #38741

#제출 시각아이디문제언어결과실행 시간메모리
38741oTTo_22Gap (APIO16_gap)C++14
0 / 100
2000 ms524288 KiB
#include <bits/stdc++.h>
#include "gap.h"
#define se second
#define fi first
using namespace std;

long long ans;

void func (long long L,long long R) {
    long long mi1,ma1,mi2,ma2;
    long long mid=(L+R)/2;
    MinMax(L,mid,&mi1,&ma1);
    MinMax(mid,R,&mi2,&ma2);
    if (mi1==-1 && mi2==-1) {
        ans=max(ans,R-L);
        return ;
    }
    if (mi1==-1) {
        ans=max(ans,mi2-L);
        return;
    }
    if (mi2==-1) {
        ans=max(ans,R-ma1);
        return;
    }
    func(L,ma1);
    func(mi2,R);
}

long long findGap(int T, int N)
{
    long long Mn,Mx;
    long long S=0;
    long long TT=1000000000000000000;
    MinMax(S,TT,&Mn,&Mx);
    ans=0;
    func (Mn,Mx);
    return ans;
}
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