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Submission #986363

# Submission time Handle Problem Language Result Execution time Memory
986363 2024-05-20T11:17:33 Z Pyqe Gondola (IOI14_gondola) C++17
100 / 100
 54 ms 9488 KB 
#include "gondola.h"
#include <bits/stdc++.h>

using namespace std;

#define mp make_pair
#define fr first
#define sc second

long long d=-1,pwk,dv=1e9+9;
map<long long,bool> vtd;
pair<long long,long long> as[100069];

long long pw(long long x,long long y)
{
	if(!y)
	{
		return 1;
	}
	pwk=pw(x,y/2);
	pwk=pwk*pwk%dv;
	if(y%2)
	{
		pwk=pwk*x%dv;
	}
	return pwk;
}

int valid(int n,int a[])
{
	long long i,k;
	
	for(i=0;i<n;i++)
	{
		if(vtd[a[i]])
		{
			return 0;
		}
		vtd[a[i]]=1;
		if(a[i]<=n)
		{
			k=(a[i]+n-i-1)%n+1;
			if(d+1&&k!=d)
			{
				return 0;
			}
			d=k;
		}
	}
	return 1;
}

int replacement(int n,int a[],int sq[])
{
	long long i,k=n,l,zs=0;
	
	valid(n,a);
	d+=2*(d==-1);
	for(i=0;i<n;i++)
	{
		as[i]={a[i],i};
	}
	sort(as,as+n);
	for(i=0;i<n;i++)
	{
		if(as[i].fr>n)
		{
			for(;k<as[i].fr;k++)
			{
				l=k;
				if(k==n||(i&&k==as[i-1].fr))
				{
					l=(d+as[i].sc-1)%n+1;
				}
				sq[zs]=l;
				zs++;
			}
		}
	}
	return zs;
}

int countReplacement(int n,int a[])
{
	long long i,l=n,z=1;
	
	if(!valid(n,a))
	{
		return 0;
	}
	if(d==-1)
	{
		z=z*n%dv;
	}
	sort(a,a+n);
	for(i=0;i<n;i++)
	{
		if(a[i]>n)
		{
			z=z*pw(n-i,a[i]-l-1)%dv;
			l=a[i];
		}
	}
	return z;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2392 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2648 KB Output is correct
6 Correct 12 ms 5212 KB Output is correct
7 Correct 11 ms 3164 KB Output is correct
8 Correct 24 ms 7484 KB Output is correct
9 Correct 7 ms 3932 KB Output is correct
10 Correct 30 ms 8500 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2392 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 11 ms 5216 KB Output is correct
7 Correct 7 ms 3208 KB Output is correct
8 Correct 26 ms 7432 KB Output is correct
9 Correct 7 ms 3932 KB Output is correct
10 Correct 28 ms 8512 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2400 KB Output is correct
13 Correct 4 ms 2736 KB Output is correct
14 Correct 1 ms 2400 KB Output is correct
15 Correct 8 ms 3168 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2400 KB Output is correct
2 Correct 1 ms 2408 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2400 KB Output is correct
5 Correct 1 ms 2408 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2408 KB Output is correct
2 Correct 1 ms 2504 KB Output is correct
3 Correct 1 ms 2408 KB Output is correct
4 Correct 1 ms 2408 KB Output is correct
5 Correct 1 ms 2660 KB Output is correct
6 Correct 1 ms 2408 KB Output is correct
7 Correct 1 ms 2408 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2392 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2392 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 28 ms 8188 KB Output is correct
12 Correct 44 ms 9112 KB Output is correct
13 Correct 23 ms 5564 KB Output is correct
14 Correct 36 ms 8212 KB Output is correct
15 Correct 21 ms 4900 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct

Subtask #8
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2496 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2392 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct

Subtask #9
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2392 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 46 ms 7636 KB Output is correct
10 Correct 27 ms 6844 KB Output is correct
11 Correct 13 ms 3932 KB Output is correct
12 Correct 14 ms 4292 KB Output is correct
13 Correct 4 ms 2908 KB Output is correct

Subtask #10
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2392 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2480 KB Output is correct
9 Correct 34 ms 7812 KB Output is correct
10 Correct 27 ms 6732 KB Output is correct
11 Correct 10 ms 3928 KB Output is correct
12 Correct 13 ms 4444 KB Output is correct
13 Correct 3 ms 2908 KB Output is correct
14 Correct 51 ms 8788 KB Output is correct
15 Correct 54 ms 9488 KB Output is correct
16 Correct 10 ms 3648 KB Output is correct
17 Correct 34 ms 7156 KB Output is correct
18 Correct 19 ms 5012 KB Output is correct