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Submission #285533

# Submission time Handle Problem Language Result Execution time Memory
285533 2020-08-29T08:19:34 Z emanIaicepsa Gondola (IOI14_gondola) C++14
20 / 100
 13 ms 1280 KB 
#include "gondola.h"
#include<bits/stdc++.h>
using namespace std;

int valid(int n, int inputSeq[]){
	for(int i=0;i<n;i++) inputSeq[i]--;
	vector<bool> used(250000);
	int pos0 = -1;
	for(int i=0;i<n;i++){
		if(inputSeq[i] < n) pos0 = (i - inputSeq[i] + n) % n;
		if(used[inputSeq[i]]) return 0;
		used[inputSeq[i]] = 1;
	}
	if(pos0 == -1) return 1;
	for(int i=0;i<n;i++){
		if(inputSeq[i] < n){
			if((pos0 + inputSeq[i]) % n != i) return 0;
		}
	}
	return 1;
}

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

int replacement(int n, int gondolaSeq[], int replacementSeq[]){
	vector<int> pos(250000, -1);
	int mx = 0;
	for(int i=0;i<n;i++) gondolaSeq[i]--, pos[gondolaSeq[i]] = i, mx = max(mx, gondolaSeq[i]);
	int pos0 = 0, ans = 0;
	for(int i=0;i<n;i++){
		if(gondolaSeq[i] < n) pos0 = (i - gondolaSeq[i] + n) % n;
	}
	/* for(int i=0;i<2*n;i++) cout<<pos[i]<<'\n'; */ 
	int prev = n;
	for(int i=n;i<=mx;i++){
		if(pos[i] != -1){
			replacementSeq[ans++] = (pos[i] - pos0 + n) % n + 1;
			for(int j=prev;j<=i;j++) replacementSeq[ans++] = j + 1;
			prev = i+1;
		}
	}
	return ans;
}

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

int countReplacement(int n, int inputSeq[])
{
  return -3;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 1 ms 380 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 5 ms 768 KB Output is correct
7 Correct 12 ms 1024 KB Output is correct
8 Correct 10 ms 896 KB Output is correct
9 Correct 3 ms 512 KB Output is correct
10 Correct 11 ms 1024 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 384 KB Output is correct
6 Correct 6 ms 640 KB Output is correct
7 Correct 12 ms 1024 KB Output is correct
8 Correct 10 ms 896 KB Output is correct
9 Correct 4 ms 512 KB Output is correct
10 Correct 11 ms 1024 KB Output is correct
11 Correct 1 ms 384 KB Output is correct
12 Correct 0 ms 384 KB Output is correct
13 Correct 6 ms 768 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 13 ms 1024 KB Output is correct

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 1280 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 1280 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 1280 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 384 KB Integer -3 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -

Subtask #8
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 384 KB Integer -3 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -

Subtask #9
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 384 KB Integer -3 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 384 KB Integer -3 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -