Submission #1322020

#	Time	Username	Problem	Language	Result	Execution time	Memory
1322020		aaaaaaaa	Gap (APIO16_gap)	C++20	0 / 100	39 ms	1200 KiB

gap

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

set<long long> x;
int N, sz;

void solve(long long l, long long r){
    if(l > r || (int) x.size() == N) return;
    long long mid1 = l + (r - l) / 3;
    long long mid2 = r - (r - l) / 3;
    long long mn, mx;
    MinMax(l, r, &mn, &mx);
    if(mn == -1 || mx == -1) return;
    x.insert(mn);
    x.insert(mx);
    if(l == r) return;
    solve(mn + 1, mid1);
    solve(mid1 + 1, mid2);
    solve(mid2 + 1, mx - 1);
}

long long findGap(int T, int n)
{
    long long l, r, x, y, mn, mx;
    MinMax(1, (long long)1e18, &mx, &mx);
    long long st = (mx - mn + n - 2) / (n - 1), ls = mn;
    long long ans = st, i;
    for(i = mn; i + st < mx; i += st + 1){
        MinMax(i, i + st, &x, &y);
        if(x != -1){
            ans = max(ans, x - ls);
            ls = y;
        }
    }
    MinMax(i, mx, &x, &y);
    if(x != -1) ans = max(ans, x - ls);
	return ans;
}

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