Start: Apr, 17, 2017 10:00:00
Python程序设计基础培训第二次作业
End: Apr, 23, 2017 14:00:00
Time elapsed:
Time remaining:

Problem_ID: H
Result: Accepted
Time: 123ms
Memory: 21432kB
Author: 15869010591
In contest: 1086

while True:
    data=raw_input().strip().split()
    c=data[0]
    d=""
    if c=="@":
        break
    else:
        
        n=int(data[1])
        for i in range(n):
            if i==0:
                d=" "*(n-1)+c
            elif i==n-1:
                d=c*(2*n-1)
            else:
                d=' '*(n-i-1)+c+' '*(2*i-1)+c
            print d
        print