题解 | #X形图案#

双层循环

#双层循环
def print_pic(n):
    for i in range(1,n+1):
        for j in range(1,n+1):
            if i==j or (i+j)==(n+1):
                print("*",end="")
            else:
                print(" ",end="")
        print()
while True:
    try:
        num=input()
        print_pic(int(num))
    except:
        break