CSES - Datatähti 2016 alku - Results
Submission details
Task:Tontti
Sender:tomivah
Submission time:2015-10-05 21:22:32
Language:C++
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.07 s1details
#2ACCEPTED0.06 s1details
#3ACCEPTED0.05 s1details
#4ACCEPTED0.05 s1details
#5ACCEPTED0.05 s1details
#60.05 s2details
#7--2details
#8--2details
#9--2details
#10--2details
#110.06 s3details
#12--3details
#13--3details
#14--3details
#15--3details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:41:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for ( int i = 0; i < height; ++i )
                     ^
input/code.cpp:48:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for ( int j = 0; j < width; ++j )
                      ^
input/code.cpp:56:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for ( int i = 0; i < height; ++i )
                     ^
input/code.cpp:58:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for ( int j = 0; j < width; ++j )
                      ^
input/code.cpp:68:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if ( ( width - j ) < maxSize )
                        ^
input/code.cpp:90:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
      i

Code

#include <iostream>
#include <string>

int main()
{
	std::ios_base::sync_with_stdio( false );

	std::string input;

	std::getline( std::cin, input );

	unsigned long width = 0;
	unsigned long height = 0;
	unsigned long trees = 0;

	unsigned long long index = 0;
	unsigned long long cursor = 0;

	for ( unsigned long long i = 0; i < input.length(); ++i )
	{
		if ( input[ i ] == ' ' )
		{
			if ( index == 0 )
			{
				height = atoi( input.substr( cursor, i - cursor ).c_str() );
			}
			else if ( index == 1 )
			{
				width = atoi( input.substr( cursor, i - cursor ).c_str() );
			}
			
			index++;
			cursor = i + 1;
		}
	}

	trees = atoi( input.substr( cursor, input.npos ).c_str() );

	bool** forest = new bool*[ height ];

	for ( int i = 0; i < height; ++i )
	{
		std::string line;
		std::getline( std::cin, line );

		forest[ i ] = new bool[ width ];

		for ( int j = 0; j < width; ++j )
		{
			forest[ i ][ j ] = line[ j ] == '*';
		}
	}

	unsigned long result = 0;

	for ( int i = 0; i < height; ++i )
	{
		for ( int j = 0; j < width; ++j )
		{
			if ( trees == 1 && forest[ i ][ j ] )
			{
				result++;
			}
			else if ( trees > 1 )
			{
				int maxSize = height - i;
				
				if ( ( width - j ) < maxSize )
				{
					maxSize = width - j;
				}

			    int size = 2;

				while ( size <= maxSize )
				{
					int treesFound = 0;

					for ( int y = i; y < i + size; ++y )
					{
						for ( int x = j; x < j + size; ++x )
						{
							if ( forest[ y ][ x ] )
							{
								treesFound++;
							}
						}
					}

					if ( treesFound == trees )
					{
						result++;
					}

					size++;
				}
			}
		}
	}

	std::cout << result << "\n";
	return 0;
}

Test details

Test 1

Group: 1

Verdict:

input
10 10 1
......*...
.......*..
*..*....*.
*....*....
...

correct output
94

user output
10

Test 2

Group: 1

Verdict: ACCEPTED

input
10 10 5
**********
**********
**********
**********
...

correct output
0

user output
0

Test 3

Group: 1

Verdict: ACCEPTED

input
10 10 10
**...*...*
*..*.**.*.
...**.*..*
*...**.*..
...

correct output
4

user output
4

Test 4

Group: 1

Verdict: ACCEPTED

input
10 10 5
****......
*.*.**..**
....*.*..*
...*.***..
...

correct output
16

user output
16

Test 5

Group: 1

Verdict: ACCEPTED

input
10 10 2
**.***..*.
...*.*....
.***.*...*
***.***..*
...

correct output
30

user output
30

Test 6

Group: 2

Verdict:

input
500 500 1
.................................

correct output
9552040

user output
8

Test 7

Group: 2

Verdict:

input
500 500 5
.................................

correct output
1536063

user output
(empty)

Test 8

Group: 2

Verdict:

input
500 500 25000
**...*...**..*.*..*.**.*..*.*....

correct output
288

user output
(empty)

Test 9

Group: 2

Verdict:

input
500 500 12500
**.**.*..*...*.**...*.***........

correct output
786

user output
(empty)

Test 10

Group: 2

Verdict:

input
500 500 5000
.*.*.**..*.*.**.**..*..**...*....

correct output
1763

user output
(empty)

Test 11

Group: 3

Verdict:

input
2000 2000 1
.................................

correct output
489611392

user output
9

Test 12

Group: 3

Verdict:

input
2000 2000 5
.................................

correct output
120725884

user output
(empty)

Test 13

Group: 3

Verdict:

input
2000 2000 400000
..*..**.**.**.*.***...**.*..**...

correct output
1849

user output
(empty)

Test 14

Group: 3

Verdict:

input
2000 2000 200000
***.*....*.*..*....**..*..*.*....

correct output
2665

user output
(empty)

Test 15

Group: 3

Verdict:

input
2000 2000 80000
**.**...*.***.**....**.*....*....

correct output
5587

user output
(empty)