Submission #1015164

# Submission time Handle Problem Language Result Execution time Memory
1015164 2024-07-06T06:55:48 Z vjudge1 Gap (APIO16_gap) C++17
30 / 100
47 ms 2008 KB
#include<bits/stdc++.h>
#include "gap.h"

using namespace std;

typedef long long ll;


ll subtask1(int N);

ll subtask2(ll s = -1, ll e = 1e18 + 1)
{
  s++, e--;
  if(s >= e) return 0;
  
  ll mid = (s + e) / 2;
  ll mx1, mx2, mn1, mn2;

  MinMax(s, mid, &mn1, &mx1);
  MinMax(mid + 1, e, &mn2, &mx2);
  
  if(mn2 == -1) return subtask2(mn1, mx1);
  if(mn1 == -1) return subtask2(mn2, mx2);
  return max(mn2 - mx1, max(subtask2(mn1, mx1), subtask2(mn2, mx2)));
}

ll findGap(int T, int N)
{
  if(T == 1)
    return subtask1(N);
  return subtask2();
}























ll subtask1(int N)
{
  int i = 0, j = N - 1;
  ll s = 0, e = 1e18;
  ll *mn = new ll, *mx = new ll;

  vector<ll> v(N);
  
  while(i <= j && s <= e)
    {
      MinMax(s, e, mn, mx);
      v[i] = *mn;
      v[j] = *mx;
      i++, j--;
      s = *mn + 1;
      e = *mx - 1;
    }

  ll ans = 0;
  for(int i = 1; i < v.size(); i++)
    ans = max(ans, v[i] - v[i - 1]);
  return ans;
}

Compilation message

gap.cpp: In function 'll subtask1(int)':
gap.cpp:75:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   75 |   for(int i = 1; i < v.size(); i++)
      |                  ~~^~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 8 ms 856 KB Output is correct
17 Correct 9 ms 932 KB Output is correct
18 Correct 6 ms 856 KB Output is correct
19 Correct 6 ms 856 KB Output is correct
20 Correct 5 ms 856 KB Output is correct
21 Correct 27 ms 1884 KB Output is correct
22 Correct 25 ms 1880 KB Output is correct
23 Correct 25 ms 1880 KB Output is correct
24 Correct 26 ms 1880 KB Output is correct
25 Correct 23 ms 2008 KB Output is correct
26 Correct 27 ms 1880 KB Output is correct
27 Correct 26 ms 1880 KB Output is correct
28 Correct 33 ms 1880 KB Output is correct
29 Correct 26 ms 1880 KB Output is correct
30 Correct 23 ms 1880 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 1 ms 344 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Incorrect 0 ms 344 KB Output isn't correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Partially correct 0 ms 344 KB Partially correct
6 Partially correct 0 ms 344 KB Partially correct
7 Partially correct 0 ms 344 KB Partially correct
8 Incorrect 0 ms 344 KB Output isn't correct
9 Incorrect 0 ms 344 KB Output isn't correct
10 Partially correct 0 ms 344 KB Partially correct
11 Incorrect 1 ms 344 KB Output isn't correct
12 Incorrect 1 ms 344 KB Output isn't correct
13 Incorrect 1 ms 344 KB Output isn't correct
14 Partially correct 1 ms 344 KB Partially correct
15 Partially correct 1 ms 344 KB Partially correct
16 Partially correct 9 ms 432 KB Partially correct
17 Partially correct 10 ms 600 KB Partially correct
18 Incorrect 10 ms 560 KB Output isn't correct
19 Partially correct 9 ms 600 KB Partially correct
20 Partially correct 7 ms 600 KB Partially correct
21 Partially correct 39 ms 1212 KB Partially correct
22 Partially correct 47 ms 1112 KB Partially correct
23 Partially correct 36 ms 1112 KB Partially correct
24 Partially correct 36 ms 1112 KB Partially correct
25 Partially correct 39 ms 1108 KB Partially correct
26 Partially correct 36 ms 1112 KB Partially correct
27 Partially correct 37 ms 1112 KB Partially correct
28 Partially correct 45 ms 1112 KB Partially correct
29 Incorrect 36 ms 1112 KB Output isn't correct
30 Partially correct 30 ms 1232 KB Partially correct
31 Incorrect 0 ms 344 KB Output isn't correct
32 Partially correct 0 ms 344 KB Partially correct