Submission #396218

#	Time	Username	Problem	Language	Result	Execution time	Memory
396218		giorgikob	Gap (APIO16_gap)	C++14	30 / 100	51 ms	1204 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;
long long findGap(int T, int N)
{
    ll l = -1, r = 1e18; r++;
    ll cnt = 0;
    int calls = 0;
    ll len = -1;
	while(true){
        ll new_l,new_r;
        if(len != -1){
            if((r-l) < len/N) break;
        }
        cnt++;
        if(answer >= r-l) break;
        if(cnt > (N+1)/2){
            if(l != r){
                answer = max(answer,r-l);
            }
            break;
        }
        if(l+1 > r-1){
            if(l == r) break;
            answer = max(answer,r-l);
            break;
        }
        MinMax(l+1,r-1,&new_l,&new_r);
        calls++;
        if(new_l == -1){
            answer = max(answer,r-l);
            break;
        } else {
            if(cnt > 1)answer = max(answer, max(new_l-l,r-new_r)); else len = new_r-new_l;
            l = new_l;
            r = new_r;
        }
	}
	return answer;
}

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