oj.uz

답안 #733923

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
733923 2023-05-01T12:03:13 Z turbat Gap (APIO16_gap) C++14
78.5412 / 100
 52 ms 1876 KB 
#include "gap.h"

#include <algorithm>
#include <iostream>
using namespace std;

long long Subtask1(int T, int N) {
    long long mn = 0, mx = 0, r = N, l = 1, a[N + 1], right = 1e18, left = 0,
              k = 0;
    while (r >= l) {
        MinMax(left, right, &left, &right);
        a[l] = left;
        a[r] = right;
        left++;
        right--;
        l++;
        r--;
    }
    long long ans = 0;
    for (int i = 1; i < N; i++) ans = max(ans, a[i + 1] - a[i]);
    return ans;
}

long long findGap(int T, int N) {
    if (T == 1) {
        return Subtask1(T, N);
    }
    long long mn, mx;

    MinMax(-1, 1e18 + 1, &mn, &mx);
    long long gap = (mx - mn) / (N - 1);
    // cout << gap << endl;
    for (long long cur = mn; cur < mx;) {
        long long l, r;
        // cout << cur << " " << cur + gap << " ";
        MinMax(cur, cur + gap, &l, &r);
        // cout << l << " " << r << endl;

        if (l == r) {
            long long tmp = gap;
            l = -1;
            while (l == -1 && cur + tmp - gap + 1 <= mx) {
                tmp += gap;
                // cout << "WHILE: " << cur + tmp - gap + 1 << " " << cur + tmp
                // << " ";
                MinMax(cur + tmp - gap + 1, cur + tmp, &l, &r);
                // cout << l << " " << r << endl;
            }
            // cout << l << " " << cur << endl;
            gap = l - cur;
            // cout << gap << endl;
        }
        cur = r;
    }

    // cout << "GAP: " << gap << endl;

    return gap;
}

Compilation message

gap.cpp: In function 'long long int Subtask1(int, int)':
gap.cpp:8:15: warning: unused variable 'mn' [-Wunused-variable]
    8 |     long long mn = 0, mx = 0, r = N, l = 1, a[N + 1], right = 1e18, left = 0,
      |               ^~
gap.cpp:8:23: warning: unused variable 'mx' [-Wunused-variable]
    8 |     long long mn = 0, mx = 0, r = N, l = 1, a[N + 1], right = 1e18, left = 0,
      |                       ^~
gap.cpp:9:15: warning: unused variable 'k' [-Wunused-variable]
    9 |               k = 0;
      |               ^

Subtask #1
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 0 ms 208 KB Output is correct
6 Correct 0 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 0 ms 208 KB Output is correct
9 Correct 0 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 9 ms 592 KB Output is correct
17 Correct 9 ms 592 KB Output is correct
18 Correct 10 ms 680 KB Output is correct
19 Correct 12 ms 592 KB Output is correct
20 Correct 7 ms 704 KB Output is correct
21 Correct 38 ms 1860 KB Output is correct
22 Correct 38 ms 1736 KB Output is correct
23 Correct 44 ms 1876 KB Output is correct
24 Correct 39 ms 1856 KB Output is correct
25 Correct 31 ms 1872 KB Output is correct
26 Correct 36 ms 1828 KB Output is correct
27 Correct 37 ms 1764 KB Output is correct
28 Correct 35 ms 1864 KB Output is correct
29 Correct 35 ms 1860 KB Output is correct
30 Correct 30 ms 1872 KB Output is correct
31 Correct 1 ms 208 KB Output is correct
32 Correct 1 ms 208 KB Output is correct

Subtask #2
48.5411952864 / 70.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 208 KB Output is correct
2 Partially correct 0 ms 208 KB Partially correct
3 Partially correct 0 ms 208 KB Partially correct
4 Partially correct 0 ms 208 KB Partially correct
5 Partially correct 1 ms 208 KB Partially correct
6 Correct 0 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 1 ms 208 KB Output is correct
9 Correct 0 ms 208 KB Output is correct
10 Correct 1 ms 208 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Partially correct 1 ms 336 KB Partially correct
16 Correct 8 ms 512 KB Output is correct
17 Correct 6 ms 488 KB Output is correct
18 Correct 6 ms 464 KB Output is correct
19 Correct 6 ms 428 KB Output is correct
20 Correct 5 ms 512 KB Output is correct
21 Correct 23 ms 1056 KB Output is correct
22 Correct 28 ms 1060 KB Output is correct
23 Correct 31 ms 1164 KB Output is correct
24 Correct 24 ms 988 KB Output is correct
25 Partially correct 52 ms 1064 KB Partially correct
26 Correct 25 ms 1012 KB Output is correct
27 Correct 24 ms 1056 KB Output is correct
28 Correct 29 ms 1004 KB Output is correct
29 Correct 23 ms 1060 KB Output is correct
30 Correct 20 ms 968 KB Output is correct
31 Correct 0 ms 208 KB Output is correct
32 Correct 0 ms 208 KB Output is correct