Submission #1227610

#	Time	Username	Problem	Language	Result	Execution time	Memory
1227610		cpdreamer	Gap (APIO16_gap)	C++20	70 / 100	45 ms	1212 KiB

gap

#include "gap.h"
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
using namespace std;
const long long INF = 1e17;
typedef long long ll;
const ll MOD = 1e9+7;
#define F first
#define pb push_back
#define S second
#define P pair
#define V vector
#define all(v) v.begin(), v.end()

long long findGap(int T, int N) {
    ll l,r;
    MinMax (0,1e18,&l,&r );
    if (N==2) {
        return r-l;
    }
    ll lb=l;
    ll curr=l;
    ll ans=0;
    ll n=(ll)N;
    ll bnd=((r-l)/(n-1))+1;
    while (curr<=r) {
        ll mn,mx;
        MinMax(curr,curr +bnd-1,&mn,&mx);
        if (curr==lb) {
            if (mn!=mx) {
                lb=mx;
                curr+=bnd;
            }
            else
                curr+=bnd;
        }
        else {
            if (mn==-1) {
                curr+=bnd;
            }
            else {
                ans=max(ans,mn-lb);
                lb=mx;
                curr+=bnd;
            }
        }
    }
    return ans;
}

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