Submission #1015151

# Submission time Handle Problem Language Result Execution time Memory
1015151 2024-07-06T06:46:04 Z vjudge1 Gap (APIO16_gap) C++17
30 / 100
769 ms 1904 KB
#include<bits/stdc++.h>
#include "gap.h"

using namespace std;

typedef long long ll;


ll subtask1(int N);

ll subtask2(ll s = 0, ll e = 1e18)
{
  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(mid + 1, e);
  if(mn1 == -1) return subtask2(s, mid);
  return max(mn2 - mx1, max(subtask2(s, mid), subtask2(mid + 1, e)));
}

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:74:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   74 |   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 1 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 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 1 ms 344 KB Output is correct
13 Correct 0 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 7 ms 856 KB Output is correct
17 Correct 7 ms 836 KB Output is correct
18 Correct 6 ms 856 KB Output is correct
19 Correct 9 ms 856 KB Output is correct
20 Correct 9 ms 660 KB Output is correct
21 Correct 25 ms 1880 KB Output is correct
22 Correct 25 ms 1880 KB Output is correct
23 Correct 26 ms 1880 KB Output is correct
24 Correct 25 ms 1880 KB Output is correct
25 Correct 23 ms 1880 KB Output is correct
26 Correct 38 ms 1904 KB Output is correct
27 Correct 36 ms 1880 KB Output is correct
28 Correct 32 ms 1880 KB Output is correct
29 Correct 29 ms 1880 KB Output is correct
30 Correct 26 ms 1880 KB Output is correct
31 Correct 0 ms 596 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
# Verdict Execution time Memory Grader output
1 Partially correct 0 ms 344 KB Partially correct
2 Partially correct 0 ms 344 KB Partially correct
3 Partially correct 0 ms 344 KB Partially correct
4 Partially correct 0 ms 344 KB Partially correct
5 Incorrect 1 ms 340 KB Output isn't correct
6 Partially correct 1 ms 344 KB Partially correct
7 Partially correct 1 ms 344 KB Partially correct
8 Partially correct 1 ms 344 KB Partially correct
9 Partially correct 1 ms 344 KB Partially correct
10 Incorrect 0 ms 344 KB Output isn't correct
11 Partially correct 7 ms 464 KB Partially correct
12 Partially correct 8 ms 344 KB Partially correct
13 Partially correct 8 ms 344 KB Partially correct
14 Partially correct 7 ms 472 KB Partially correct
15 Incorrect 1 ms 344 KB Output isn't correct
16 Partially correct 184 ms 628 KB Partially correct
17 Partially correct 168 ms 632 KB Partially correct
18 Partially correct 164 ms 624 KB Partially correct
19 Partially correct 170 ms 600 KB Partially correct
20 Incorrect 3 ms 600 KB Output isn't correct
21 Partially correct 754 ms 1216 KB Partially correct
22 Partially correct 762 ms 1112 KB Partially correct
23 Partially correct 729 ms 1112 KB Partially correct
24 Partially correct 740 ms 1112 KB Partially correct
25 Incorrect 11 ms 1112 KB Output isn't correct
26 Partially correct 749 ms 1108 KB Partially correct
27 Partially correct 750 ms 1112 KB Partially correct
28 Partially correct 722 ms 1112 KB Partially correct
29 Partially correct 769 ms 1216 KB Partially correct
30 Incorrect 8 ms 1112 KB Output isn't correct
31 Partially correct 0 ms 344 KB Partially correct
32 Partially correct 0 ms 344 KB Partially correct