Submission #753479

#	Time	Username	Problem	Language	Result	Execution time	Memory
753479		KN200711	Gap (APIO16_gap)	C++14	70 / 100	48 ms	1156 KiB

gap

#include "gap.h"
# include <bits/stdc++.h>
# define ll long long
using namespace std;

long long findGap(int T, int N) {
	ll lw = 0ll, hg = 0ll;
	MinMax(0ll, 1ll * 1e18, &lw, &hg);
	ll diff = hg - lw;
	diff = (diff + 1ll * N - 2ll) / (N - 1ll);
	
	ll ls = -1;
	while(lw < hg) {
		ll mn, mx;
		MinMax(lw, min(1ll * lw + 1ll * diff, (ll) 1e18), &mn, &mx);
		lw += diff + 1ll;
		if(mn == mx && mn == -1) continue;
		
		if(ls == -1) ls = mx;
		else {
			diff = max(diff, mn - ls);
			ls = mx;
		}
	}
	return diff;
}

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