제출 #708615

#제출 시각아이디문제언어결과실행 시간메모리
708615hngwlogGap (APIO16_gap)C++14
0 / 100
57 ms1912 KiB
#include <bits/stdc++.h>
#include "gap.h"
using namespace std;

long long findGap(int t, int n) {

    vector<long long> a(n + 1);
    if (t == 1) {
        long long mi = - 1, ma = 1e18 + 1;
        int l = 1;
        int r = n;
        while (l <= r) {
            MinMax(mi + 1, ma - 1, &mi, &ma);
            a[l] = mi, a[r] = ma;
            l++, r--;
        }
        long long ans = 0;
        for (int i = 2; i <= n; i++) ans = max(ans, a[i] - a[i - 1]);
        return ans;
    }
    long long ans = 0;
    long long mi = - 1, ma = 1e18 + 1;
    MinMax(mi + 1, ma - 1, &mi, &ma);
    long long maxx = ma;
    long long res = (ma - mi) / (n - 1);
    ma = mi;
    do {
        long long cur_mi = mi;
        MinMax(mi + 1, ma + res, &mi, &ma);
        if (ma == - 1) {
            ans = max(ans, mi - cur_mi);
            ma = mi;
        }
        else {
            if (mi == ma) ans = max(ans, mi - cur_mi);
            mi = ma;
        }
    } while (mi != - 1);
    return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:24:15: warning: unused variable 'maxx' [-Wunused-variable]
   24 |     long long maxx = ma;
      |               ^~~~
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