답안 #970820

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
970820 2024-04-27T10:39:06 Z vjudge1 Gap (APIO16_gap) C++14
46.3979 / 100
40 ms 4272 KB
#include "gap.h"

#include <bits/stdc++.h>

using namespace std;

#define int long long

mt19937_64 rng(69420);

int rand(int l, int r){
   return uniform_int_distribution<int>(l, r)(rng);
}

int dnc(int l, int r){
   if (l>=r) return 0;
   int mid=rand(l, r-1);
   int l1, r1, l2, r2;
   MinMax(l, mid, &l1, &r1);
   MinMax(mid+1, r, &l2, &r2);
   int ll=l1;
   if (ll==-1) ll=l2;
   int rr=r2;
   if (rr==-1) rr=r1;
   if (ll==-1 || rr==-1) return r-l+2;
   int ans=max({(r+1)-rr, ll-(l-1), (l2==-1 || r1==-1)?0:l2-r1});
   if (ans<r1-l1) ans=max(ans, dnc(l1+1, r1-1));
   if (ans<r2-l2) ans=max(ans, dnc(l2+1, r2-1));
   return ans;
}

long long findGap(int32_t T, int32_t N)
{
   if (T==1){
      int pl=0, pr=1e18;
      vector<int> a;
      while (N>0){
         int l, r;
         MinMax(pl, pr, &l, &r);
         a.push_back(l);
         if (l!=r) a.push_back(r);
         pl=l+1;
         pr=r-1;
         N-=2;
      }
      sort(a.begin(), a.end());
      int ans=0;
      for (int i=1; i<(int)a.size(); ++i) ans=max(ans, a[i]-a[i-1]);
      return ans;
   }
   int l, r;
   MinMax(0, 1e18, &l, &r);
   if (N==2) return r-l;
   if (r-l==2) return 1;
   return dnc(l+1, r-1);
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 504 KB Output is correct
2 Correct 1 ms 2392 KB Output is correct
3 Correct 0 ms 2392 KB Output is correct
4 Correct 1 ms 2392 KB Output is correct
5 Correct 1 ms 2392 KB Output is correct
6 Correct 1 ms 2392 KB Output is correct
7 Correct 0 ms 2392 KB Output is correct
8 Correct 1 ms 2392 KB Output is correct
9 Correct 1 ms 2392 KB Output is correct
10 Correct 0 ms 2392 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 2392 KB Output is correct
13 Correct 2 ms 2392 KB Output is correct
14 Correct 1 ms 2392 KB Output is correct
15 Correct 1 ms 2392 KB Output is correct
16 Correct 8 ms 2844 KB Output is correct
17 Correct 10 ms 3228 KB Output is correct
18 Correct 8 ms 2844 KB Output is correct
19 Correct 8 ms 2848 KB Output is correct
20 Correct 7 ms 2816 KB Output is correct
21 Correct 33 ms 3940 KB Output is correct
22 Correct 33 ms 4020 KB Output is correct
23 Correct 32 ms 4156 KB Output is correct
24 Correct 31 ms 3996 KB Output is correct
25 Correct 28 ms 3996 KB Output is correct
26 Correct 32 ms 3984 KB Output is correct
27 Correct 31 ms 4272 KB Output is correct
28 Correct 31 ms 3996 KB Output is correct
29 Correct 34 ms 3996 KB Output is correct
30 Correct 27 ms 3992 KB Output is correct
31 Correct 1 ms 2392 KB Output is correct
32 Correct 1 ms 2392 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Partially correct 1 ms 2392 KB Partially correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 0 ms 2392 KB Output is correct
5 Partially correct 1 ms 2476 KB Partially correct
6 Partially correct 1 ms 2392 KB Partially correct
7 Partially correct 1 ms 2392 KB Partially correct
8 Partially correct 1 ms 2392 KB Partially correct
9 Partially correct 1 ms 2392 KB Partially correct
10 Correct 0 ms 2392 KB Output is correct
11 Partially correct 1 ms 2392 KB Partially correct
12 Partially correct 1 ms 2392 KB Partially correct
13 Partially correct 1 ms 2392 KB Partially correct
14 Partially correct 1 ms 2392 KB Partially correct
15 Partially correct 1 ms 2392 KB Partially correct
16 Partially correct 10 ms 2588 KB Partially correct
17 Partially correct 8 ms 2592 KB Partially correct
18 Partially correct 8 ms 2592 KB Partially correct
19 Partially correct 9 ms 2580 KB Partially correct
20 Correct 2 ms 2580 KB Output is correct
21 Partially correct 36 ms 2852 KB Partially correct
22 Partially correct 33 ms 2848 KB Partially correct
23 Partially correct 33 ms 2860 KB Partially correct
24 Partially correct 33 ms 2852 KB Partially correct
25 Partially correct 35 ms 2856 KB Partially correct
26 Partially correct 33 ms 2860 KB Partially correct
27 Partially correct 33 ms 2860 KB Partially correct
28 Partially correct 34 ms 2832 KB Partially correct
29 Partially correct 40 ms 2856 KB Partially correct
30 Correct 7 ms 2856 KB Output is correct
31 Correct 0 ms 2392 KB Output is correct
32 Correct 1 ms 2392 KB Output is correct