Submission #45275

# Submission time Handle Problem Language Result Execution time Memory
45275 2018-04-12T12:49:15 Z nibnalin Gap (APIO16_gap) C++17
30 / 100
96 ms 2176 KB
#include <iostream>
#include <cstdio>
#include <vector>
#include "gap.h"
using namespace std;

typedef long long int lli;

const lli maxn = lli(1e5)+5, inf = lli(1e18)+1;

lli ans = 0, A[maxn];

void sub1(lli n)
{
	pair<lli, lli> range = {0, inf};
	lli L = 0, R = n-1;
	while(L <= R)
	{
		MinMax(range.first, range.second, &A[L], &A[R]);
		range.first = A[L]+1, range.second = A[R]-1;
		L++, R--;
	}
	for(lli i = 1;i < n;i++) ans = max(ans, A[i]-A[i-1]);
}

void sub2(lli n)
{
	pair<lli, lli> range;
	MinMax(0, inf, &range.first, &range.second);
	lli sz = (range.second-range.first-1)/(n-2);
	lli prev = range.first;
	pair<lli, lli> cur = {range.first+1, min(range.second-1, range.first+sz)};
	while(cur.first < range.second)
	{
		pair<lli, lli> res;
		//cout << cur.first << " " << cur.second << "\n";
		MinMax(cur.first, cur.second, &res.first, &res.second);
		if(res.first != -1)
		{
			//cout << "v: " << res.first << " " << prev << " " << res.second << "\n";
			ans = max(ans, res.first-prev);
			prev = res.second;
		}
		cur.first = cur.second+1;
		cur.second = min(range.second-1, cur.first+sz-1);
	}
	ans = max(ans, range.second-prev);
}

lli findGap(int t, int n)
{
	if(t == 1) sub1(n);
	else sub2(n);
	return ans;
}
# Verdict Execution time Memory Grader output
1 Correct 2 ms 252 KB Output is correct
2 Correct 2 ms 356 KB Output is correct
3 Correct 2 ms 392 KB Output is correct
4 Correct 2 ms 408 KB Output is correct
5 Correct 2 ms 464 KB Output is correct
6 Correct 2 ms 668 KB Output is correct
7 Correct 2 ms 668 KB Output is correct
8 Correct 2 ms 668 KB Output is correct
9 Correct 2 ms 668 KB Output is correct
10 Correct 2 ms 668 KB Output is correct
11 Correct 3 ms 668 KB Output is correct
12 Correct 3 ms 668 KB Output is correct
13 Correct 2 ms 668 KB Output is correct
14 Correct 3 ms 668 KB Output is correct
15 Correct 2 ms 668 KB Output is correct
16 Correct 21 ms 1020 KB Output is correct
17 Correct 15 ms 1020 KB Output is correct
18 Correct 15 ms 1020 KB Output is correct
19 Correct 15 ms 1020 KB Output is correct
20 Correct 11 ms 1020 KB Output is correct
21 Correct 54 ms 2172 KB Output is correct
22 Correct 55 ms 2172 KB Output is correct
23 Correct 58 ms 2172 KB Output is correct
24 Correct 57 ms 2172 KB Output is correct
25 Correct 59 ms 2172 KB Output is correct
26 Correct 72 ms 2172 KB Output is correct
27 Correct 69 ms 2172 KB Output is correct
28 Correct 60 ms 2172 KB Output is correct
29 Correct 85 ms 2176 KB Output is correct
30 Correct 41 ms 2176 KB Output is correct
31 Correct 2 ms 2176 KB Output is correct
32 Correct 2 ms 2176 KB Output is correct
# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 2176 KB Execution killed with signal 8 (could be triggered by violating memory limits)
2 Correct 2 ms 2176 KB Output is correct
3 Correct 2 ms 2176 KB Output is correct
4 Correct 2 ms 2176 KB Output is correct
5 Correct 2 ms 2176 KB Output is correct
6 Correct 2 ms 2176 KB Output is correct
7 Correct 2 ms 2176 KB Output is correct
8 Correct 2 ms 2176 KB Output is correct
9 Correct 2 ms 2176 KB Output is correct
10 Correct 3 ms 2176 KB Output is correct
11 Correct 3 ms 2176 KB Output is correct
12 Correct 4 ms 2176 KB Output is correct
13 Correct 3 ms 2176 KB Output is correct
14 Correct 4 ms 2176 KB Output is correct
15 Correct 3 ms 2176 KB Output is correct
16 Correct 22 ms 2176 KB Output is correct
17 Correct 22 ms 2176 KB Output is correct
18 Correct 19 ms 2176 KB Output is correct
19 Correct 21 ms 2176 KB Output is correct
20 Partially correct 11 ms 2176 KB Partially correct
21 Correct 74 ms 2176 KB Output is correct
22 Correct 79 ms 2176 KB Output is correct
23 Correct 73 ms 2176 KB Output is correct
24 Correct 96 ms 2176 KB Output is correct
25 Correct 69 ms 2176 KB Output is correct
26 Correct 72 ms 2176 KB Output is correct
27 Correct 76 ms 2176 KB Output is correct
28 Correct 72 ms 2176 KB Output is correct
29 Correct 82 ms 2176 KB Output is correct
30 Partially correct 43 ms 2176 KB Partially correct
31 Correct 2 ms 2176 KB Output is correct
32 Correct 2 ms 2176 KB Output is correct