oj.uz

답안 #93789

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
93789 2019-01-11T11:00:52 Z Bodo171 곤돌라 (IOI14_gondola) C++14
75 / 100
 75 ms 10204 KB 
#include "gondola.h"
#include <iostream>
#include <map>
#include <algorithm>
using namespace std;
const int nmax=100005;
const long long mod=1000*1000*1000+9;
map<int,int> ap;
int v[nmax];
int i,act;
void permuta(int a[],int b[],int n)
{
    int offset=0;
    for(int i=0;i<n;i++)
        if(a[i]<=n)
            offset=i+1-a[i];
    for(int i=0;i<n;i++)
        b[i]=a[(i+offset+n)%n];
}
int valid(int n, int inputSeq[])
{
  permuta(inputSeq,v,n);
  for(int i=0;i<n;i++)
    {
        if(v[i]<=n&&v[i]!=i+1)
           return 0;
        if(ap[v[i]]) return 0;
        ap[v[i]]=1;
   }

  return 1;
}

//----------------------

int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
  int l=0;
  permuta(gondolaSeq,v,n);
  int mx=0;
  for(i=0;i<n;i++)
  {
     ap[v[i]]=i+1;
     mx=max(mx,v[i]);
  }
  act=n;
  for(i=n+1;i<=mx;i++)
    if(ap[i])
  {
     replacementSeq[l++]=ap[i];
     act++;
     while(act<i)
     {
        replacementSeq[l++]=act;
        act++;
     }
  }
  return l;
}

//----------------------
long long expo(long long A,int B)
{
    long long ret=1,p2=A;
    for(int p=0;p<=30;p++)
    {
        if(((1<<p)&B))
             ret=(1LL*ret*p2)%mod;
        p2=(1LL*p2*p2)%mod;
    }
    return ret;
}
int countReplacement(int n, int inputSeq[])
{
    long long f=0,ans=1;
  if(!valid(n,inputSeq)) return 0;
  bool ordered=1;
  for(int i=1;i<=n;i++)
    if(ap[i])
      ordered=0;
  sort(inputSeq,inputSeq+n);
  for(i=n-2;i>=0;i--)
    if(inputSeq[i]>n||inputSeq[i+1]>n)
  {
      f=n-1-i;if(inputSeq[i]<n) inputSeq[i]=n;
      ans=(1LL*ans*expo(f,inputSeq[i+1]-inputSeq[i]-1))%mod;
  }
  if(ordered)
  {
      f=n-1;
      ans=(1LL*ans*expo(f,inputSeq[0]-n-1))%mod;
      f=n;
      ans=(1LL*ans*f)%mod;
  }
  return ans;
}

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 380 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 16 ms 2396 KB Output is correct
7 Correct 12 ms 1016 KB Output is correct
8 Correct 33 ms 4216 KB Output is correct
9 Correct 10 ms 1656 KB Output is correct
10 Correct 43 ms 4872 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 252 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 17 ms 2424 KB Output is correct
7 Correct 12 ms 1016 KB Output is correct
8 Correct 34 ms 4216 KB Output is correct
9 Correct 10 ms 1528 KB Output is correct
10 Correct 41 ms 4832 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 6 ms 632 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 12 ms 1016 KB Output is correct

Subtask #4
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct

Subtask #5
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 380 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 3 ms 504 KB Output is correct
9 Correct 3 ms 504 KB Output is correct
10 Correct 3 ms 632 KB Output is correct

Subtask #6
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 3 ms 504 KB Output is correct
9 Correct 3 ms 504 KB Output is correct
10 Correct 3 ms 632 KB Output is correct
11 Correct 29 ms 4600 KB Output is correct
12 Correct 34 ms 5240 KB Output is correct
13 Correct 41 ms 4856 KB Output is correct
14 Correct 30 ms 4600 KB Output is correct
15 Correct 57 ms 10204 KB Output is correct

Subtask #7
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct

Subtask #8
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 2 ms 308 KB Output is correct
8 Correct 2 ms 376 KB Output is correct

Subtask #9
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 71 ms 7040 KB Output is correct
10 Correct 61 ms 5752 KB Output is correct
11 Correct 21 ms 2552 KB Output is correct
12 Correct 27 ms 3000 KB Output is correct
13 Incorrect 7 ms 1016 KB Output isn't correct

Subtask #10
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 75 ms 7032 KB Output is correct
10 Correct 66 ms 5880 KB Output is correct
11 Correct 23 ms 2680 KB Output is correct
12 Correct 27 ms 3064 KB Output is correct
13 Incorrect 7 ms 1016 KB Output isn't correct
14 Halted 0 ms 0 KB -