Submission #1015150

# Submission time Handle Problem Language Result Execution time Memory
1015150 2024-07-06T06:45:19 Z vjudge1 Gap (APIO16_gap) C++17
30 / 100
35 ms 2136 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)
{
  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:72:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   72 |   for(int i = 1; i < v.size(); i++)
      |                  ~~^~~~~~~~~~
# Verdict Execution time Memory Grader output
1 Correct 0 ms 596 KB Output is correct
2 Correct 0 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 0 ms 344 KB Output is correct
16 Correct 10 ms 856 KB Output is correct
17 Correct 9 ms 856 KB Output is correct
18 Correct 9 ms 660 KB Output is correct
19 Correct 6 ms 856 KB Output is correct
20 Correct 6 ms 792 KB Output is correct
21 Correct 35 ms 1880 KB Output is correct
22 Correct 27 ms 1880 KB Output is correct
23 Correct 35 ms 1880 KB Output is correct
24 Correct 25 ms 1880 KB Output is correct
25 Correct 22 ms 1940 KB Output is correct
26 Correct 30 ms 1876 KB Output is correct
27 Correct 25 ms 1876 KB Output is correct
28 Correct 25 ms 1880 KB Output is correct
29 Correct 25 ms 1880 KB Output is correct
30 Correct 26 ms 2136 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
# Verdict Execution time Memory Grader output
1 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
2 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
3 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
4 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
5 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
6 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
7 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
8 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
9 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
10 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
11 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
12 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
13 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
14 Runtime error 1 ms 344 KB Execution failed because the return code was nonzero
15 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
16 Runtime error 6 ms 600 KB Execution failed because the return code was nonzero
17 Runtime error 6 ms 600 KB Execution failed because the return code was nonzero
18 Runtime error 3 ms 436 KB Execution failed because the return code was nonzero
19 Runtime error 5 ms 600 KB Execution failed because the return code was nonzero
20 Runtime error 2 ms 600 KB Execution failed because the return code was nonzero
21 Runtime error 16 ms 1204 KB Execution failed because the return code was nonzero
22 Runtime error 12 ms 1084 KB Execution failed because the return code was nonzero
23 Runtime error 12 ms 1112 KB Execution failed because the return code was nonzero
24 Runtime error 12 ms 1104 KB Execution failed because the return code was nonzero
25 Runtime error 10 ms 1112 KB Execution failed because the return code was nonzero
26 Runtime error 12 ms 1112 KB Execution failed because the return code was nonzero
27 Runtime error 22 ms 1104 KB Execution failed because the return code was nonzero
28 Runtime error 14 ms 1112 KB Execution failed because the return code was nonzero
29 Runtime error 15 ms 1112 KB Execution failed because the return code was nonzero
30 Runtime error 10 ms 1112 KB Execution failed because the return code was nonzero
31 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero
32 Runtime error 0 ms 344 KB Execution failed because the return code was nonzero