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Submission #611872

# Submission time Handle Problem Language Result Execution time Memory
611872 2022-07-29T08:14:28 Z Shithila Ancient Books (IOI17_books) C++14
0 / 100
 1 ms 288 KB 
#include "books.h"


long long minimum_walk(std::vector<int> p, int s) {
	int len=p.size();
	int correct=true;
	int count=0;
	for(int i=len-1;i>0;i--)
	{
		if(p[i]!=i)
		{
			correct=false;
			break;
		}
		count++;
	}
	if(correct==true) return 0;
	else if(count==0 && len>3)
	{
		correct=true;
		for(int i=len-1;i>0;i--)
	{
		if(p[i]!=len-i-1)
		{
			correct=false;
			break;
		}
	}
	if(correct==false)
	{
		int ans=len-count-1;
		ans=ans+ans;
		return ans;
	}
	else return 2*len;
	}
	else
	{
		int ans=len-count-1;
		ans=ans+ans;
		return ans;
	}
}

Subtask #1
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Incorrect 0 ms 212 KB 3rd lines differ - on the 1st token, expected: '8', found: '6'
4 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Incorrect 0 ms 212 KB 3rd lines differ - on the 1st token, expected: '8', found: '6'
4 Halted 0 ms 0 KB -

Subtask #3
0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Incorrect 0 ms 212 KB 3rd lines differ - on the 1st token, expected: '8', found: '6'
4 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 288 KB 3rd lines differ - on the 1st token, expected: '3304', found: '1998'
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Incorrect 0 ms 212 KB 3rd lines differ - on the 1st token, expected: '8', found: '6'
4 Halted 0 ms 0 KB -