#Python3中数字金字塔

数字金字塔

#
n = 0
s = 0
n1 = int(input("请输入需要打印的层数"))
while n < n1:
    n += 1

    i = 0

    while i < n1-n:					#打印左侧空格
        print(" ",end="  ")
        i += 1

    j = 0
    while j < n:					#打印右侧数字
        j += 1

        k =0
        while k < j :
            s = k + 1+((n-1)*n)/2	#金字塔左侧数字 1 2 4 7 11 .... 
            k += 1
        print(int(s),end="    ")

    print()
#(输出)
请输入需要打印的层数10
                           1    
                        2    3    
                     4    5    6    
                  7    8    9    10    
               11    12    13    14    15    
            16    17    18    19    20    21    
         22    23    24    25    26    27    28    
      29    30    31    32    33    34    35    36    
   37    38    39    40    41    42    43    44    45    
46    47    48    49    50    51    52    53    54    55   

方法二;

n1=int(input("请输出要打印的层数"))
n = 1
for i in range(n1):
    for j in range(n1-1 - i):
        print(' ', end='')

    for k in range(i + 1):
        print('{} '.format(n), end=' ')
        n += 1
    print()