Submission #396152

#	Time	Username	Problem	Language	Result	Execution time	Memory
396152		giorgikob	Gap (APIO16_gap)	C++14	0 / 100	60 ms	1200 KiB

gap

#include<bits/stdc++.h>
#define ll long long
#define ff first
#define ss second
#define pb push_back
using namespace std;

//#include "game.h"

#include "gap.h"


ll answer = 0;

void solve(ll l, ll r){
    //cout << l << " " << r << endl;
    //answer = min(answer,r-l);
    ll mid = (l+r)/2;
    ll a,b;
    if(l+1 <= mid)MinMax(l+1,mid,&a,&b);
    if(a != -1){
        if(a == b){
            answer = max(a-l,answer);
        } else {
            answer = max(a-l,answer);
            solve(a,b);
        }
    } else {
        answer = max(answer,r-l);
    }

    ll k = b;

    if(mid+1 <= r-1)MinMax(mid+1,r-1,&a,&b);
    if(a != -1){
        answer = max(answer,a-k);
        if(a == b){
            answer = max(r-a,answer);
        } else {
            answer = max(r-a,answer);
            solve(a,b);
        }
    } else {
        answer = max(answer,r-l);
    }
}

long long findGap(int T, int N)
{
    ll pirveli, bolo;
    MinMax(1,1e18,&pirveli,&bolo);
    //cout << pirveli << " " << bolo << endl;
    //solve(pirveli,bolo);
    ll l = pirveli, r = bolo;
    //if(T == 1)
	while(true){
        ll new_l,new_r;
        MinMax(l+1,r-1,&new_l,&new_r);
        if(new_l == -1){
            answer = max(answer,r-l);
            break;
        } else {
            answer = max(answer, max(new_l-l,r-new_r));
            l = new_l;
            r = new_r;
        }
	}
	return answer;
}

• Subtask 1: 0 / 30
• Subtask 2: 0 / 70