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Submission #57591

# Submission time Handle Problem Language Result Execution time Memory
57591 2018-07-15T11:30:02 Z vex Gondola (IOI14_gondola) C++14
50 / 100
 40 ms 8772 KB 
#include<bits/stdc++.h>
#include<gondola.h>
#define maxn 250005
#define MOD 1000000009
#define pii pair<int,int>
using namespace std;
 
 
int b[maxn];
int valid(int n, int a[])
{
    int minn=0;
    for(int i=1;i<n;i++)if(a[i]<a[minn])minn=i;
 
    for(int i=0;i<n;i++)b[i]=a[(i+minn)%n];
    if(b[0]>n)return 1;
 
    sort(a,a+n);
    for(int i=0;i<n-1;i++)if(a[i]==a[i+1])return 0;
 
    int pre=0;
    for(int i=1;i<n;i++)
    {
        if(b[i]<=n)
        {
            if(b[i]-b[pre]!=i-pre)return 0;
            pre=i;
        }
    }
    return 1;
}
 
vector<pii>v;
int replacement(int n, int g[], int r[])
{
    if(!valid(n,g))return -1;
 
    int s=b[0];
    for(int i=0;i<n;i++)if(b[i]>n)
    {
        int br=(s+i)%n;if(br==0)br=n;
        v.push_back({b[i],br});
    }
    sort(v.begin(),v.end());
 
    int len=v.size();
    if(len==0)
    {
        return 0;
    }
 
  	int duz=0;
    for(int i=0;i<len;i++)
    {
        r[duz]=v[i].second;duz++;
        int pre=n;
        if(i!=0)pre=v[i-1].first;
 
        for(int j=pre+1;j<v[i].first;j++)
        {
          r[duz]=j;
          duz++;
        }
    }
  	return v[len-1].first-n;
}
 
long long ste(int x,int y)
{
    if(y==0)return 1;
    if(y%2==1)return (ste(x,y-1)*x)%MOD;
 
    long long res=ste(x,y/2);
    return (res*res)%MOD;
}
 
vector<int>br;
int countReplacement(int n, int a[])
{
    if(!valid(n,a))return 0;
 
    for(int i=0;i<n;i++)if(b[i]>n)br.push_back(b[i]);
    sort(br.begin(),br.end());
 
    long long sol=1;
    int len=br.size();
    for(int i=0;i<len;i++)
    {
        int pre=n;
        if(i!=0)pre=br[i-1];
        sol*=ste(len-i,br[i]-pre-1);
    }
    return sol;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 376 KB Output is correct
2 Correct 2 ms 488 KB Output is correct
3 Correct 3 ms 600 KB Output is correct
4 Correct 3 ms 840 KB Output is correct
5 Correct 2 ms 840 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 840 KB Output is correct
2 Correct 2 ms 936 KB Output is correct
3 Correct 3 ms 936 KB Output is correct
4 Correct 3 ms 936 KB Output is correct
5 Correct 3 ms 936 KB Output is correct
6 Correct 19 ms 1276 KB Output is correct
7 Correct 27 ms 2260 KB Output is correct
8 Correct 27 ms 2512 KB Output is correct
9 Correct 9 ms 2512 KB Output is correct
10 Correct 40 ms 3188 KB Output is correct

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 3188 KB Output is correct
2 Correct 2 ms 3188 KB Output is correct
3 Correct 3 ms 3188 KB Output is correct
4 Correct 3 ms 3188 KB Output is correct
5 Correct 2 ms 3188 KB Output is correct
6 Correct 18 ms 3188 KB Output is correct
7 Correct 37 ms 4036 KB Output is correct
8 Correct 17 ms 4276 KB Output is correct
9 Correct 11 ms 4276 KB Output is correct
10 Correct 25 ms 5064 KB Output is correct
11 Correct 2 ms 5064 KB Output is correct
12 Correct 4 ms 5064 KB Output is correct
13 Correct 16 ms 5064 KB Output is correct
14 Incorrect 2 ms 5064 KB Output isn't correct
15 Halted 0 ms 0 KB -

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 5064 KB Output is correct
2 Correct 3 ms 5064 KB Output is correct
3 Correct 4 ms 5064 KB Output is correct
4 Correct 3 ms 5064 KB Output is correct
5 Correct 3 ms 5064 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 5064 KB Output is correct
2 Correct 7 ms 5064 KB Output is correct
3 Correct 3 ms 5064 KB Output is correct
4 Correct 2 ms 5064 KB Output is correct
5 Correct 3 ms 5064 KB Output is correct
6 Correct 2 ms 5064 KB Output is correct
7 Correct 3 ms 5064 KB Output is correct
8 Correct 3 ms 5064 KB Output is correct
9 Correct 2 ms 5064 KB Output is correct
10 Correct 3 ms 5064 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 5064 KB Output is correct
2 Correct 2 ms 5064 KB Output is correct
3 Correct 3 ms 5064 KB Output is correct
4 Correct 2 ms 5064 KB Output is correct
5 Correct 2 ms 5064 KB Output is correct
6 Correct 3 ms 5064 KB Output is correct
7 Correct 3 ms 5064 KB Output is correct
8 Correct 4 ms 5064 KB Output is correct
9 Correct 5 ms 5064 KB Output is correct
10 Correct 3 ms 5064 KB Output is correct
11 Correct 16 ms 5952 KB Output is correct
12 Correct 19 ms 6532 KB Output is correct
13 Correct 21 ms 7432 KB Output is correct
14 Correct 16 ms 7432 KB Output is correct
15 Correct 39 ms 8772 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8772 KB Output is correct
2 Correct 3 ms 8772 KB Output is correct
3 Correct 4 ms 8772 KB Output is correct

Subtask #8
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8772 KB Output is correct
2 Correct 3 ms 8772 KB Output is correct
3 Correct 2 ms 8772 KB Output is correct
4 Correct 3 ms 8772 KB Output is correct
5 Correct 3 ms 8772 KB Output is correct
6 Correct 2 ms 8772 KB Output is correct
7 Incorrect 3 ms 8772 KB Integer 1676884508 violates the range [0, 1000000008]
8 Halted 0 ms 0 KB -

Subtask #9
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 8772 KB Output is correct
2 Correct 2 ms 8772 KB Output is correct
3 Correct 3 ms 8772 KB Output is correct
4 Correct 3 ms 8772 KB Output is correct
5 Correct 2 ms 8772 KB Output is correct
6 Correct 3 ms 8772 KB Output is correct
7 Incorrect 4 ms 8772 KB Integer 1676884508 violates the range [0, 1000000008]
8 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 8772 KB Output is correct
2 Correct 2 ms 8772 KB Output is correct
3 Correct 2 ms 8772 KB Output is correct
4 Correct 3 ms 8772 KB Output is correct
5 Correct 2 ms 8772 KB Output is correct
6 Correct 2 ms 8772 KB Output is correct
7 Incorrect 2 ms 8772 KB Integer 1676884508 violates the range [0, 1000000008]
8 Halted 0 ms 0 KB -