/*打印菱形
int num = Convert.ToInt32(Console.ReadLine());
for (int i = 1; i <= num; i++) {
//打印空格
for (int j = 0; j < num-i; j++) {
Console.Write(" ");
}
//打印星星
for (int k = 1; k<=2*i-1;k++) {
Console.Write("*");
}
Console.WriteLine();
}
for (int i = 1; i <= num - 1; i++) {
//打印空格
for (int j =0;j<=i-1;j++) {
Console.Write(" ");
}
//打印星星
for (int k = num; k >= 2 * i - 1; k--) {
Console.Write("*");
}
Console.WriteLine();*/
//打印空心菱形
/*
int num = Convert.ToInt32(Console.ReadLine());
for (int i = 1; i <= num; i++)
{
//打印空格
for (int j = 0; j < num - i; j++)
{
Console.Write(" ");
}
//打印星星
for (int k = 1; k <= 2 * i - 1; k++)
{
if (k == 1 || k == 2 * i - 1)
{
Console.Write("*");
}
else {
Console.Write(" ");
}
}
Console.WriteLine();
}
for (int i = 1; i <= num - 1; i++)
{
//打印空格
for (int j = 0; j <= i - 1; j++)
{
Console.Write(" ");
}
//打印星星
for (int k = num; k >= 2 * i - 1; k--)
{
if (k == num || k == 2 * i - 1)
{
Console.Write("*");
}
else {
Console.Write(" ");
}
}
Console.WriteLine();
}*/
int num = Convert.ToInt32(Console.ReadLine());
for (int i = 1; i <= num; i++) {
//打印空格
for (int j = 0; j < num-i; j++) {
Console.Write(" ");
}
//打印星星
for (int k = 1; k<=2*i-1;k++) {
Console.Write("*");
}
Console.WriteLine();
}
for (int i = 1; i <= num - 1; i++) {
//打印空格
for (int j =0;j<=i-1;j++) {
Console.Write(" ");
}
//打印星星
for (int k = num; k >= 2 * i - 1; k--) {
Console.Write("*");
}
Console.WriteLine();*/
//打印空心菱形
/*
int num = Convert.ToInt32(Console.ReadLine());
for (int i = 1; i <= num; i++)
{
//打印空格
for (int j = 0; j < num - i; j++)
{
Console.Write(" ");
}
//打印星星
for (int k = 1; k <= 2 * i - 1; k++)
{
if (k == 1 || k == 2 * i - 1)
{
Console.Write("*");
}
else {
Console.Write(" ");
}
}
Console.WriteLine();
}
for (int i = 1; i <= num - 1; i++)
{
//打印空格
for (int j = 0; j <= i - 1; j++)
{
Console.Write(" ");
}
//打印星星
for (int k = num; k >= 2 * i - 1; k--)
{
if (k == num || k == 2 * i - 1)
{
Console.Write("*");
}
else {
Console.Write(" ");
}
}
Console.WriteLine();
}*/