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Submission #964567

# Submission time Handle Problem Language Result Execution time Memory
964567 2024-04-17T06:24:54 Z 4QT0R Gondola (IOI14_gondola) C++17
100 / 100
 43 ms 6152 KB 
#include <bits/stdc++.h>
#include "gondola.h"
using namespace std;
#define pii pair<int,int>
#define ll long long

ll ans=1;

int valid(int n, int inputSeq[]){
	set<int> s(inputSeq,inputSeq+n);
	if ((int)s.size()<n)return 0;
	pii mn={n+1,-1};
	for (int i = 0; i<n; i++){
		if (inputSeq[i]<mn.first)mn={inputSeq[i],i};
	}
	int cur=mn.first;
	if (cur==n+1)ans*=n;
	for (int i = mn.second+1; ++cur<=n; i++){
		if (inputSeq[i%n]<=n && inputSeq[i%n]!=cur)return 0;
	}
	return 1;
}
int replacement(int n, int gondolaSeq[], int replacementSeq[]){
	int st=0;
	for (int i = 0; i<n; i++){
		if (gondolaSeq[i]<=n){
			st=(i-gondolaSeq[i]+1+n)%n;
			break;
		}
	}
	vector<int> kol(n);
	for (int i = st; i<n+st; i++)kol[i-st]=gondolaSeq[i%n];
	priority_queue<pii,vector<pii>,greater<pii>> pq;
	int l=0,bro=n;
	for (int i = 0; i<n; i++){
		if (kol[i]>n)pq.push({kol[i],i+1});
	}
	while(pq.size()){
		pii now=pq.top();
		pq.pop();
		replacementSeq[l++]=now.second;
		bro++;
		while(bro<now.first)replacementSeq[l++]=bro++;
	}
	return l;
}

ll mod=1e9+9;
ll fast_pow(ll a, ll b){
	if (b==1)return a;
	if (b==0)return 1;
	ll cur=fast_pow(a,b/2);
	cur=(cur*cur)%mod;
	if (b&1)cur=(cur*a)%mod;
	return cur;
}

int countReplacement(int n, int inputSeq[]){
	if (!valid(n,inputSeq))return 0;
	priority_queue<ll,vector<ll>,greater<ll>> pq;
	for (int i = 0; i<n; i++){
		if (inputSeq[i]>n)pq.push(inputSeq[i]);
	}
	ll prv=n;
	for (int i = pq.size(); i; i--){
		ans=(ans*fast_pow(i,pq.top()-prv-1))%mod;
		prv=pq.top();
		pq.pop();
	}
	return (int)ans;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 6 ms 2396 KB Output is correct
7 Correct 21 ms 4180 KB Output is correct
8 Correct 21 ms 4432 KB Output is correct
9 Correct 4 ms 1628 KB Output is correct
10 Correct 13 ms 5088 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 440 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 6 ms 2492 KB Output is correct
7 Correct 20 ms 4180 KB Output is correct
8 Correct 21 ms 4304 KB Output is correct
9 Correct 4 ms 1636 KB Output is correct
10 Correct 19 ms 5160 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 10 ms 2356 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 32 ms 5296 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 352 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 352 KB Output is correct
4 Correct 0 ms 352 KB Output is correct
5 Correct 1 ms 352 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 352 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 352 KB Output is correct
9 Correct 1 ms 440 KB Output is correct
10 Correct 1 ms 348 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 444 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 444 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1372 KB Output is correct
12 Correct 15 ms 1592 KB Output is correct
13 Correct 12 ms 1496 KB Output is correct
14 Correct 7 ms 1372 KB Output is correct
15 Correct 25 ms 2388 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct

Subtask #8
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct

Subtask #9
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 604 KB Output is correct
5 Correct 0 ms 440 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 28 ms 4576 KB Output is correct
10 Correct 22 ms 3932 KB Output is correct
11 Correct 10 ms 1628 KB Output is correct
12 Correct 11 ms 1884 KB Output is correct
13 Correct 3 ms 604 KB Output is correct

Subtask #10
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 504 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 34 ms 4556 KB Output is correct
10 Correct 23 ms 3680 KB Output is correct
11 Correct 12 ms 1596 KB Output is correct
12 Correct 11 ms 1884 KB Output is correct
13 Correct 3 ms 604 KB Output is correct
14 Correct 40 ms 5468 KB Output is correct
15 Correct 43 ms 6152 KB Output is correct
16 Correct 10 ms 1368 KB Output is correct
17 Correct 31 ms 4076 KB Output is correct
18 Correct 17 ms 2888 KB Output is correct