void printSpiral(struct node *root,int level, bool ltr){
if (root == NULL) return;
if (level == 1)
printf("%d ", root->key );
else if (level > 1){
if (ltr){
printSpiral(root->left, level-1, ltr);
printSpiral(root->right, level-1, ltr);
}
else{
printSpiral(root->right, level-1, ltr);
printSpiral(root->left, level-1, ltr);
}
}
}
void printSpiralUtil(struct node *root){
int h = height(root);
bool ltr = false;
for (int i = 1; i <= h; i++){
printSpiral(root, i, ltr);
ltr = !ltr;
}
}
int main(void)
{
printf("Enter the spiral number:");
scanf("%d",&n);
x=0;
y=0;
storeNum(n);
printSpiral();
return 0;
}
int main() {
/* Enter your code here. Read input from STDIN. Print output to STDOUT */
int array[6][6];
int i,j;
int maxSum = INT_MIN;
int sum = 0;
for (i = 0; i < 6; i++)
{
for (j = 0; j < 6; j++)
{
array[j][i] = (i + 1) * (j + 1);
}
}
printSpiral(array);
}
int main(int argc , char *argv[])
{
int **matrix = NULL , size, x, y;
if(argc < 2)
{
printf("Enter the size of matrix: ");
scanf("%d",&size);
}
else
{
size = atoi(argv[1]);
}
if(size<=0)
{
printf("The size entered is out of range.\n");
goto failure;
}
if((matrix = (int**) malloc(size * sizeof(int*)))==NULL)
{
perror(__FILE__ ": Allocating memory to 'matrix' ");
goto failure;
}
matrix[0] = NULL;
if((matrix[0] = (int*) malloc(size * size * sizeof(int)))==NULL)
{
perror(__FILE__ ": Allocating memory to 'matrix' ");
goto failure;
}
for(x = 1;x < size ; x++)
matrix[x] = matrix[x-1] + size;
for(x = 0;x < size ; x++)
for (y=0; y<size ;y++)
matrix[x][y] = y + size * x;
printf("\nMatrix is :\n");
printNormal(matrix, size);
printf("\nSpiral form is :\n");
printSpiral(matrix, size);
printf("\nHelical form is :\n");
printHelical(matrix, size);
free(*matrix);
free(matrix);
return 0;
failure:
free(*matrix);
free(matrix);
return 1;
}
