답안 #35247

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
35247	2017-11-19T08:49:56 Z	nickyrio	Gap (APIO16_gap)	C++14	30 / 100	66 ms	5920 KB

gap

#include <iostream>
#include "gap.h"
#define n 100010
long long a[n];

long long max(long long a, long long b) {
    return a > b ? a : b;
}

long long findGap(int T, int N)
{
    if (T == 1) {
        MinMax(0, 1e18, &a[1], &a[N]);
        for(int i = 2; i <= (N + 1) / 2; i++) {
            MinMax(a[i - 1] + 1, a[N - i + 2] - 1, &a[i], &a[N - i + 1]);
        }
        long long ans = a[2] - a[1];
        for (int i = 2; i<N; i++) ans = max(ans, a[i + 1] - a[i]);
        return ans;

    }
	long long mn, mx, last, ans = -1;
    MinMax(0, 1e18, &mn, &mx);
    last = mn;
    long long BLOCKSIZE = (mx - mn) / (N - 1);
    bool ok = false;
    for (long long sBLOCK = mn + 1; sBLOCK <= mx;) {
        long long fBLOCK = sBLOCK + BLOCKSIZE - 1;
        if (fBLOCK >= mx) {
            fBLOCK = mx - 1;
            ok = true;
        }
        long long minNow, maxNow;
        if (fBLOCK > sBLOCK) break;
        MinMax(sBLOCK, fBLOCK, &minNow, &maxNow);
        if (minNow == -1) {
            sBLOCK = fBLOCK + 1;
            if (ok) break;
            continue;
        }
        if (minNow == maxNow) ans = max(ans, maxNow - last);
        else ans = max(ans, maxNow - minNow);
        last = maxNow;
        sBLOCK = fBLOCK + 1;
        if (ok) break;
    }
    ans = max(ans, mx - last);
    return ans;
}

Subtask #1

30.0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	5920 KB	Output is correct
2	Correct	0 ms	5920 KB	Output is correct
3	Correct	0 ms	5920 KB	Output is correct
4	Correct	0 ms	5920 KB	Output is correct
5	Correct	0 ms	5920 KB	Output is correct
6	Correct	0 ms	5920 KB	Output is correct
7	Correct	0 ms	5920 KB	Output is correct
8	Correct	0 ms	5920 KB	Output is correct
9	Correct	0 ms	5920 KB	Output is correct
10	Correct	0 ms	5920 KB	Output is correct
11	Correct	0 ms	5920 KB	Output is correct
12	Correct	0 ms	5920 KB	Output is correct
13	Correct	0 ms	5920 KB	Output is correct
14	Correct	0 ms	5920 KB	Output is correct
15	Correct	0 ms	5920 KB	Output is correct
16	Correct	13 ms	5920 KB	Output is correct
17	Correct	13 ms	5920 KB	Output is correct
18	Correct	13 ms	5920 KB	Output is correct
19	Correct	9 ms	5920 KB	Output is correct
20	Correct	9 ms	5920 KB	Output is correct
21	Correct	56 ms	5920 KB	Output is correct
22	Correct	59 ms	5920 KB	Output is correct
23	Correct	56 ms	5920 KB	Output is correct
24	Correct	66 ms	5920 KB	Output is correct
25	Correct	49 ms	5920 KB	Output is correct
26	Correct	49 ms	5920 KB	Output is correct
27	Correct	59 ms	5920 KB	Output is correct
28	Correct	56 ms	5920 KB	Output is correct
29	Correct	53 ms	5920 KB	Output is correct
30	Correct	43 ms	5920 KB	Output is correct
31	Correct	0 ms	5920 KB	Output is correct
32	Correct	0 ms	5920 KB	Output is correct

Subtask #2

0 / 70.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	5920 KB	Output is correct
2	Incorrect	0 ms	5920 KB	Output isn't correct
3	Incorrect	0 ms	5920 KB	Output isn't correct
4	Incorrect	0 ms	5920 KB	Output isn't correct
5	Incorrect	0 ms	5920 KB	Output isn't correct
6	Incorrect	0 ms	5920 KB	Output isn't correct
7	Incorrect	0 ms	5920 KB	Output isn't correct
8	Incorrect	0 ms	5920 KB	Output isn't correct
9	Incorrect	0 ms	5920 KB	Output isn't correct
10	Incorrect	0 ms	5920 KB	Output isn't correct
11	Incorrect	0 ms	5920 KB	Output isn't correct
12	Incorrect	0 ms	5920 KB	Output isn't correct
13	Incorrect	0 ms	5920 KB	Output isn't correct
14	Incorrect	0 ms	5920 KB	Output isn't correct
15	Incorrect	0 ms	5920 KB	Output isn't correct
16	Incorrect	6 ms	5920 KB	Output isn't correct
17	Incorrect	6 ms	5920 KB	Output isn't correct
18	Incorrect	6 ms	5920 KB	Output isn't correct
19	Incorrect	6 ms	5920 KB	Output isn't correct
20	Incorrect	0 ms	5920 KB	Output isn't correct
21	Incorrect	19 ms	5920 KB	Output isn't correct
22	Incorrect	33 ms	5920 KB	Output isn't correct
23	Incorrect	29 ms	5920 KB	Output isn't correct
24	Incorrect	26 ms	5920 KB	Output isn't correct
25	Incorrect	13 ms	5920 KB	Output isn't correct
26	Incorrect	29 ms	5920 KB	Output isn't correct
27	Incorrect	26 ms	5920 KB	Output isn't correct
28	Incorrect	36 ms	5920 KB	Output isn't correct
29	Incorrect	26 ms	5920 KB	Output isn't correct
30	Incorrect	13 ms	5920 KB	Output isn't correct
31	Incorrect	0 ms	5920 KB	Output isn't correct
32	Incorrect	0 ms	5920 KB	Output isn't correct