Submission #47666

# Submission time Handle Problem Language Result Execution time Memory
47666 2018-05-06T08:08:02 Z E869120 Gap (APIO16_gap) C++14
78.541 / 100
86 ms 4328 KB
#include "gap.h"
#include <algorithm>
#include <iostream>
#include <vector>
using namespace std;

long long a[100009]; int res = 0, maxn = 0;
vector<long long>Q;

long long findGap(int T, int N)
{
	if (T == 1) {
		long long L = 0, R = 1000000000000000000LL, s, t, cnt = 0;

		while (cnt < (N + 1) / 2) {
			MinMax(L, R, &s, &t);
			L = s; R = t;
			if (L != -1) { a[cnt + 1] = L; a[N - cnt] = R; }
			cnt++; L++; R--;
		}
		long long maxn = 0;
		for (int i = 1; i <= N - 1; i++) maxn = max(maxn, a[i + 1] - a[i]);
		return maxn;
	}
	if (T == 2) {
		long long s, t; MinMax(0, 1000000000000000000LL, &s, &t); t++;
		
		long long T = N + 1;
		vector<long long>B; long double L = 1.0L*(t - s) / T;
		for (int i = 0; i <= T; i++) B.push_back(s + (long long)(1.0L*L*i));
		B[T] = t;

		for (int i = 0; i < B.size() - 1; i++) {
			MinMax(B[i], B[i + 1] - 1, &s, &t);
			//cout << B[i] << " " << B[i + 1] - 1 << " " << s << " " << t << endl;
			if (s != -1) {
				Q.push_back(s);
				Q.push_back(t);
			}
		}
		sort(Q.begin(), Q.end());
		Q.erase(unique(Q.begin(), Q.end()), Q.end());

		long long maxn = 0;
		for (int i = 0; i < Q.size() - 1; i++) maxn = max(maxn, Q[i + 1] - Q[i]);
		return maxn;
	}
	return 0;
}

Compilation message

gap.cpp: In function 'long long int findGap(int, int)':
gap.cpp:33:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int i = 0; i < B.size() - 1; i++) {
                   ~~^~~~~~~~~~~~~~
gap.cpp:45:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int i = 0; i < Q.size() - 1; i++) maxn = max(maxn, Q[i + 1] - Q[i]);
                   ~~^~~~~~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 356 KB Output is correct
3 Correct 2 ms 560 KB Output is correct
4 Correct 2 ms 680 KB Output is correct
5 Correct 2 ms 680 KB Output is correct
6 Correct 2 ms 680 KB Output is correct
7 Correct 2 ms 680 KB Output is correct
8 Correct 2 ms 680 KB Output is correct
9 Correct 2 ms 680 KB Output is correct
10 Correct 2 ms 680 KB Output is correct
11 Correct 3 ms 680 KB Output is correct
12 Correct 3 ms 680 KB Output is correct
13 Correct 3 ms 680 KB Output is correct
14 Correct 2 ms 680 KB Output is correct
15 Correct 2 ms 680 KB Output is correct
16 Correct 15 ms 888 KB Output is correct
17 Correct 15 ms 888 KB Output is correct
18 Correct 16 ms 888 KB Output is correct
19 Correct 16 ms 948 KB Output is correct
20 Correct 14 ms 948 KB Output is correct
21 Correct 55 ms 2072 KB Output is correct
22 Correct 58 ms 2072 KB Output is correct
23 Correct 56 ms 2072 KB Output is correct
24 Correct 54 ms 2100 KB Output is correct
25 Correct 46 ms 2136 KB Output is correct
26 Correct 54 ms 2136 KB Output is correct
27 Correct 54 ms 2168 KB Output is correct
28 Correct 64 ms 2168 KB Output is correct
29 Correct 55 ms 2168 KB Output is correct
30 Correct 41 ms 2168 KB Output is correct
31 Correct 2 ms 2168 KB Output is correct
32 Correct 2 ms 2168 KB Output is correct
# Verdict Execution time Memory Grader output
1 Partially correct 2 ms 2168 KB Partially correct
2 Partially correct 2 ms 2168 KB Partially correct
3 Partially correct 2 ms 2168 KB Partially correct
4 Partially correct 2 ms 2168 KB Partially correct
5 Partially correct 2 ms 2168 KB Partially correct
6 Partially correct 2 ms 2168 KB Partially correct
7 Partially correct 2 ms 2168 KB Partially correct
8 Partially correct 2 ms 2168 KB Partially correct
9 Partially correct 2 ms 2168 KB Partially correct
10 Partially correct 2 ms 2168 KB Partially correct
11 Partially correct 3 ms 2168 KB Partially correct
12 Partially correct 3 ms 2168 KB Partially correct
13 Partially correct 3 ms 2168 KB Partially correct
14 Partially correct 3 ms 2168 KB Partially correct
15 Partially correct 3 ms 2168 KB Partially correct
16 Partially correct 21 ms 2168 KB Partially correct
17 Partially correct 25 ms 2168 KB Partially correct
18 Partially correct 21 ms 2168 KB Partially correct
19 Partially correct 20 ms 2168 KB Partially correct
20 Partially correct 11 ms 2168 KB Partially correct
21 Partially correct 86 ms 3824 KB Partially correct
22 Partially correct 78 ms 3824 KB Partially correct
23 Partially correct 81 ms 3824 KB Partially correct
24 Partially correct 79 ms 3824 KB Partially correct
25 Partially correct 77 ms 4328 KB Partially correct
26 Partially correct 81 ms 4328 KB Partially correct
27 Partially correct 80 ms 4328 KB Partially correct
28 Partially correct 80 ms 4328 KB Partially correct
29 Partially correct 82 ms 4328 KB Partially correct
30 Partially correct 50 ms 4328 KB Partially correct
31 Partially correct 2 ms 4328 KB Partially correct
32 Partially correct 2 ms 4328 KB Partially correct