Square challenge solutions from TheTechGame.com

square.c

#include <stdio.h>

void PrintStarLine(int len)
{
	for (int i = 0; i < len; i++)
		printf("*");
	printf("\n");
}

void PrintBodyLine(int len)
{
	printf("*");

	// print out the center of the square, the .+ characters
	for (int i = 0; i < (len - 2) / 2; i++)
		printf(".+");
	
	printf(".*\n");
}

int DrawSquare(int size)
{
	// make sure the number is positive and no less than 3
	if (size < 3 || (size & 1) == 0)
		return -1;	
	
	// print the top
	PrintStarLine(size);

	// print the body of the square
	for (int i = 0; i < size - 2; i++)
		PrintBodyLine(size);
		
	// print the bottom
	PrintStarLine(size);

	return 0;
}

int main()
{
	int size;

	// get the size from the user
	printf("Square Size: ");
	scanf("%i", &size);

	if (DrawSquare(size) != 0)
		printf("Invalid size. It must be an odd number greater than 1.\n");

	return 0;
}

square.py

import sys

def GetStarLine(size):
	return '*' * squareSize + '\n'

def GetBodyLine(squareSize):
	line = '*'
	line += '.+' * ((squareSize - 2) / 2) + '.'
	line += '*\n'
	return line

# get the size from the user
squareSize = int(raw_input('Square Size: '))
square = ''

# make sure the square size is an odd number greater than 1
if squareSize < 3 or (squareSize & 1) == 0: 
	sys.exit('Invalid size. It must be an odd number greater than 1.')

# top line
square += GetStarLine(squareSize)
# body
square += GetBodyLine(squareSize) * (squareSize - 2)
# bottom line
square += GetStarLine(squareSize)

print square