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Submission #138640

# Submission time Handle Problem Language Result Execution time Memory
138640 2019-07-30T07:58:04 Z Mahmoud_Adel Gondola (IOI14_gondola) C++14
20 / 100
 15 ms 4216 KB 
#include "gondola.h"
#include <bits/stdc++.h>
const int N = 1e6+5;
int mark[N], mep[N];
using namespace std;
int valid(int n, int inputSeq[])
{
	for(int i=0; i<n; i++)
	{
		if(mark[inputSeq[i]]) return 0;
		else mark[inputSeq[i]] = 1;
	}
	int j = -1;
	for(int i=0; i<n; i++) if(inputSeq[i] > 0 && inputSeq[i] <= n) j = i;
	if(j == -1) return 1;
	for(int i=0; i<n; i++)
	{
		int id = (i+j)%n, jd = (i+j+1)%n;
		if(inputSeq[jd] > n) inputSeq[jd] = inputSeq[id]%n + 1;
		if(inputSeq[jd] != inputSeq[id]%n + 1) return 0;
	}
	return 1;
}

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

int replacement(int n, int inputSeq[], int replacementSeq[])
{
	memset(mep, 0, sizeof mep);
	int j = -1, c = n;
	for(int i=0; i<n; i++) if(inputSeq[i] <= n) j  = i;
	for(int i=0; i<n; i++)
	{
		int id = (i+j) % n, jd = (i+j+1) % n;
		if(inputSeq[jd] > n) c = max(c, inputSeq[jd]), mep[inputSeq[jd]] =  inputSeq[jd] = inputSeq[id]%n + 1;
	}
	int last = -1;
	for(int i=c; i>n; i--)
	{
		if(mep[i] && last == -1) last = i;
		if(!mep[i]) 
		replacementSeq[i-n-1] = replacementSeq[last-n-1], replacementSeq[last-n-1] = i;
		else replacementSeq[i-n-1] = mep[i];
	}
	return c-n;
}

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

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

Compilation message

gondola.cpp: In function 'int replacement(int, int*, int*)':
gondola.cpp:35:84: warning: operation on '*(inputSeq + ((sizetype)(((long unsigned int)jd) * 4)))' may be undefined [-Wsequence-point]
   if(inputSeq[jd] > n) c = max(c, inputSeq[jd]), mep[inputSeq[jd]] =  inputSeq[jd] = inputSeq[id]%n + 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 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 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
6 Correct 7 ms 632 KB Output is correct
7 Correct 14 ms 1016 KB Output is correct
8 Correct 12 ms 848 KB Output is correct
9 Correct 5 ms 548 KB Output is correct
10 Correct 14 ms 1016 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 376 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 636 KB Output is correct
7 Correct 14 ms 1016 KB Output is correct
8 Correct 12 ms 888 KB Output is correct
9 Correct 5 ms 504 KB Output is correct
10 Correct 13 ms 956 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 8 ms 1272 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 15 ms 1080 KB Output is correct

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 4216 KB Integer 0 violates the range [1, 76]
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 4216 KB Integer 0 violates the range [1, 76]
2 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 4216 KB Integer 0 violates the range [1, 76]
2 Halted 0 ms 0 KB -

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 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 2 ms 376 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 2 ms 256 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 2 ms 376 KB Integer -3 violates the range [0, 1000000008]
2 Halted 0 ms 0 KB -