Submission #1015152

# Submission time Handle Problem Language Result Execution time Memory
1015152 2024-07-06T06:47:23 Z vjudge1 Gap (APIO16_gap) C++17
43.7968 / 100
64 ms 1964 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(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: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 0 ms 344 KB Output is correct
3 Correct 1 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 0 ms 344 KB Output is correct
12 Correct 1 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 0 ms 344 KB Output is correct
16 Correct 6 ms 856 KB Output is correct
17 Correct 6 ms 660 KB Output is correct
18 Correct 7 ms 856 KB Output is correct
19 Correct 6 ms 856 KB Output is correct
20 Correct 5 ms 660 KB Output is correct
21 Correct 26 ms 1964 KB Output is correct
22 Correct 28 ms 1880 KB Output is correct
23 Correct 25 ms 1880 KB Output is correct
24 Correct 25 ms 1880 KB Output is correct
25 Correct 31 ms 1880 KB Output is correct
26 Correct 26 ms 1880 KB Output is correct
27 Correct 38 ms 1872 KB Output is correct
28 Correct 25 ms 1880 KB Output is correct
29 Correct 25 ms 1916 KB Output is correct
30 Correct 20 ms 1880 KB Output is correct
31 Correct 1 ms 344 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is 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 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 Partially correct 0 ms 344 KB Partially correct
9 Partially correct 0 ms 344 KB Partially correct
10 Partially correct 0 ms 344 KB Partially correct
11 Partially correct 1 ms 344 KB Partially correct
12 Partially correct 1 ms 344 KB Partially correct
13 Partially correct 1 ms 344 KB Partially correct
14 Partially correct 1 ms 344 KB Partially correct
15 Partially correct 1 ms 344 KB Partially correct
16 Partially correct 17 ms 656 KB Partially correct
17 Partially correct 14 ms 600 KB Partially correct
18 Partially correct 14 ms 600 KB Partially correct
19 Partially correct 17 ms 600 KB Partially correct
20 Partially correct 12 ms 652 KB Partially correct
21 Partially correct 61 ms 1112 KB Partially correct
22 Partially correct 59 ms 1112 KB Partially correct
23 Partially correct 59 ms 1224 KB Partially correct
24 Partially correct 59 ms 1112 KB Partially correct
25 Partially correct 56 ms 1112 KB Partially correct
26 Partially correct 59 ms 1112 KB Partially correct
27 Partially correct 59 ms 1220 KB Partially correct
28 Partially correct 58 ms 1112 KB Partially correct
29 Partially correct 64 ms 1208 KB Partially correct
30 Partially correct 53 ms 1112 KB Partially correct
31 Partially correct 0 ms 344 KB Partially correct
32 Partially correct 0 ms 344 KB Partially correct