（1）

LineHight=eval(input("Enter the number of lines"))
for i in range(1,LineHight+1):
    print("  "*(LineHight-i),end='')
    for j in range(i,1,-1):
        print(j,end=" ")
    for j in range(1,i+1):
        print(j,end=" ")
    print()

（2）

LineHight=eval(input("Enter the number of lines"))
for i in range(1,LineHight+1):
    print("  "*(LineHight-i),end='')
    for j in range(1,i+1):
        print(j,end=" ")
    for j in range(i-1,0,-1):
        print(j,end=" ")
    print()

（3）

LineHight=eval(input("Enter the number of lines"))
for i in range(1,LineHight+1):
    print("  "*(LineHight-i),end='')
    v=1
    for j in range(1,i+1):
        print(v,end=" ")
        v<<=1

    v>>=1
    
    for j in range(i-1,0,-1):
        v>>=1
        print(v,end=" ")
    print()

对称金字塔

（4）

n=eval(input("Enter the number of the corner:"))
for i in range(1,2*n):
    for j in range(1,abs(n-i)+1):
        print(" ",end=' ')
    for j in range(1,n-abs(n-i)+1):
        print(j,end=' ')
    for j in range(n-abs(n-i)-1,0,-1):
        print(j,end=' ')
    `