Print Diamond Pattern

/*
Write a program in C for print diamond pattern
*/ 
 
#include<stdio.h>

main()
{
int n, c, k, space = 1;

printf("Enter number of rows\n");
scanf("%d",&n);

space = n - 1;

for ( k = 1 ; k <= n ; k++ )
{
for ( c = 1 ; c <= space ; c++ )
printf(" ");

space--;

for ( c = 1 ; c <= 2*k-1 ; c++)
printf("*");

printf("\n");

}

space = 1;

for ( k = 1 ; k <= n - 1 ; k++ )
{
for ( c = 1 ; c <= space; c++)
printf(" ");

space++;

for ( c = 1 ; c <= 2*(n-k)-1 ; c++ )
printf("*");

printf("\n");
}

return 0;
}