oj.uz

Submission #136053

# Submission time Handle Problem Language Result Execution time Memory
136053 2019-07-24T16:30:42 Z arthurconmy Gondola (IOI14_gondola) C++14
60 / 100
 25 ms 2404 KB 
#include <bits/stdc++.h>
#ifndef ARTHUR_LOCAL
	#include "gondola.h"
#endif
using namespace std;

bool used[250001];

int valid(int n, int S[])
{
	pair<int,int> minn = {int(1e9),int(1e9)};

	for(int i=0; i<n; i++)
	{
		if(used[S[i]]) return 0;
		used[S[i]]=1;

		minn = min(minn, make_pair(S[i],i));
	}

	int cur = minn.first;
	if(cur>n) return 1;

	int one_pos = (minn.second - minn.first + 1 + n)%n;

	for(int j=0; j<n; j++)
	{
		if(S[(one_pos+j)%n] == j+1 || S[(one_pos+j)%n]>n) continue;
		return 0;
	}

	return 1;
}

int replacement(int n, int G[], int R[])
{
	pair<int,int> minn = {int(1e9),int(1e9)};

	for(int i=0; i<n; i++)
	{
		minn = min(minn, make_pair(G[i],i));
	}

	int cur = minn.first;

	int one_pos = (minn.second - minn.first + 1 + n)%n;

	if(cur>n) one_pos=0;

	vector<pair<int,int>> reps;

	for(int j=0; j<n; j++)
	{
		if(G[(one_pos+j)%n] == j+1) continue;
		reps.push_back(make_pair(G[(one_pos+j)%n],j+1));
	}

	sort(reps.begin(),reps.end());

	int ans=0;
	int next_boat=n+1;

	for(auto rep:reps)
	{
		int cur = rep.second;

		for(int i=next_boat; i<=rep.first; i++)
		{
			// cout << cur << endl;
			R[ans] = cur;
			cur=next_boat;

			ans++;
			next_boat++;
		}
	}

	// cout << endl;

	return ans;
}

int countReplacement(int n, int I[])
{
	return 1;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 252 KB Output is correct
4 Correct 6 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 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 7 ms 504 KB Output is correct
7 Correct 13 ms 760 KB Output is correct
8 Correct 11 ms 632 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 13 ms 760 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 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 7 ms 508 KB Output is correct
7 Correct 13 ms 768 KB Output is correct
8 Correct 11 ms 632 KB Output is correct
9 Correct 5 ms 504 KB Output is correct
10 Correct 12 ms 760 KB Output is correct
11 Correct 2 ms 380 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 7 ms 632 KB Output is correct
14 Correct 2 ms 256 KB Output is correct
15 Correct 14 ms 760 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory 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

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 504 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 3 ms 376 KB Output is correct
8 Correct 3 ms 376 KB Output is correct
9 Correct 3 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 504 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 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 3 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 3 ms 380 KB Output is correct
11 Correct 12 ms 1144 KB Output is correct
12 Correct 13 ms 1144 KB Output is correct
13 Correct 17 ms 1532 KB Output is correct
14 Correct 12 ms 1144 KB Output is correct
15 Correct 25 ms 2404 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 256 KB Output is correct

Subtask #8
0 / 15.0

# Verdict Execution time Memory 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 Incorrect 2 ms 252 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #9
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 252 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 256 KB Output is correct
5 Incorrect 2 ms 376 KB Output isn't correct
6 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory 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 256 KB Output is correct
5 Incorrect 2 ms 376 KB Output isn't correct
6 Halted 0 ms 0 KB -