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Submission #162038

# Submission time Handle Problem Language Result Execution time Memory
162038 2019-11-06T05:12:35 Z oolimry Gondola (IOI14_gondola) C++14
20 / 100
 53 ms 5240 KB 
#include "gondola.h"
#include <bits/stdc++.h>
using namespace std;
int valid(int n, int arr[]) {
	set<int> sset;
    for(int i = 0;i < n;i++){
		sset.insert(arr[i]);
	}
	if(sset.size() != n) return 0;
	
	int anchor = -1;
	
	for(int i = 0;i < n;i++){
		if(arr[i] <= n){
			anchor = (arr[i] - i + n) % n;
			break;
		}
	}
	
	if(anchor == -1) return 1;
	
	for(int i = 0;i < n;i++){
		if(arr[i] <= n){
			if(arr[i] % n != (anchor + i) % n){
				return 0;
			}
		}
	}
	return 1;
}

int replacement(int n, int gondolaSeq[], int replacementSeq[]) {
    return 0;
}

int countReplacement(int n, int inputSeq[]) {
    return 0;
}

Compilation message

gondola.cpp: In function 'int valid(int, int*)':
gondola.cpp:9:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if(sset.size() != n) return 0;
     ~~~~~~~~~~~~^~~~

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 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct

Subtask #2
5.0 / 5.0

# 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 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 16 ms 2404 KB Output is correct
7 Correct 40 ms 4216 KB Output is correct
8 Correct 29 ms 4408 KB Output is correct
9 Correct 10 ms 1528 KB Output is correct
10 Correct 36 ms 5112 KB Output is correct

Subtask #3
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 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 256 KB Output is correct
6 Correct 16 ms 2424 KB Output is correct
7 Correct 39 ms 4216 KB Output is correct
8 Correct 28 ms 4348 KB Output is correct
9 Correct 10 ms 1656 KB Output is correct
10 Correct 36 ms 5112 KB Output is correct
11 Correct 2 ms 256 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 21 ms 2296 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 53 ms 5240 KB Output is correct

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 376 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 376 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 376 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 376 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 376 KB Output isn't correct
2 Halted 0 ms 0 KB -