Submission #1131265

#	Time	Username	Problem	Language	Result	Execution time	Memory
1131265		adaawf	Gap (APIO16_gap)	C++20	70 / 100	47 ms	2632 KiB

gap

#include <iostream>
#include "gap.h"
using namespace std;
long long int a[200005], z = 0;
long long int findGap(int t, int n) {
    if (t == 1) {
        long long int x = -1, y = 1e18 + 1, l = 1, r = n, ma = 0;
        while (l <= r) {
            MinMax(x + 1, y - 1, &x, &y);
            a[l] = x; a[r] = y;
            l++;
            r--;
        }
        ma = 0;
        for (int i = 2; i <= n; i++) {
            ma = max(ma, a[i] - a[i - 1]);
        }
        return ma;
    }
    long long int mi, ma, x, y;
    MinMax(0, 1e18, &mi, &ma);
    long long int h = (ma - mi + n - 2) / (n - 1);
    a[++z] = mi;
    mi++;
    while (1) {
        MinMax(mi, mi + h - 1, &x, &y);
        if (x != -1) {
            a[++z] = x;
            a[++z] = y;
        }
        mi += h;
        if (mi > ma) break;
    }
    ma = 0;
    for (int i = 2; i <= z; i++) {
        ma = max(ma, a[i] - a[i - 1]);
    }
    return ma;
}

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