python打印各种图形

fewf

# 打印各种图形

# 正方形 n行n列
# * * *
# * * *
# * * *
def square1(n: int) -> None:
    for i in range(n):
        for j in range(n):
            print('*', end=' ')
        print()


# 长方形 n行n+2列
# * * * * *
# * * * * *
# * * * * *
def square2(n: int) -> None:
    for i in range(n):
        for j in range(n + 2):
            print('*', end=' ')
        print()


# 平行四边形 n行n+2列
#     * * *
#   * * *
# * * *
def square3(n: int) -> None:
    for i in range(n):
        for j in range(n - i - 1):
            print(' ', end=' ')
        for k in range(n):
            print('*', end=' ')
        print()


# 上三角 n行2n-1列
#     *
#   * * *
# * * * * *
def top_sanjiao(n: int) -> None:
    for i in range(n):
        for j in range(n - i - 1):
            print(' ', end=' ')
        for k in range(2 * i + 1):
            print('*', end=' ')
        print()


# 下三角 n行2n-1列
# * * * * *
#   * * *
#     *
def under_sanjiao(n: int) -> None:
    for i in range(n - 1, -1, -1):  # 倒序输出：n-1,n-2,...,1,0
        for j in range(n - i - 1):
            print(' ', end=' ')
        for k in range(2 * i + 1):
            print('*', end=' ')
        print()


# 左三角 n行2n-1列 n必须是奇数
#     *
#   * *
# * * *
#   * *
#     *
def left_sanjiao(n: int) -> None:
    n = n // 2 + 1  # 类似四舍五入
    # 上部分
    for i in range(n):
        for j in range(n - i - 1):
            print(' ', end=' ')
        for k in range(i + 1):
            print('*', end=' ')
        print()
    # 下部分
    n = n - 1
    for i in range(n - 1, -1, -1):
        for j in range(n - i):
            print(' ', end=' ')
        for k in range(i + 1):
            print('*', end=' ')
        print()


# 右三角 n行2n-1列 n必须是奇数
# *
# * *
# * * *
# * *
# *
def right_sanjiao(n: int) -> None:
    n = n // 2 + 1
    # 上部分
    for i in range(n):
        for k in range(i + 1):
            print('*', end=' ')
        print()
    # 下部分
    n = n - 1
    for i in range(n - 1, -1, -1):
        for k in range(i + 1):
            print('*', end=' ')
        print()


# 直角三角形n行n列
# *
# * *
# * * *
def left_zhijiao(n: int) -> None:
    for i in range(n):
        for j in range(i + 1):
            print('*', end=' ')
        print()


# 直角三角形n行n列
#     *
#   * *
# * * *
def right_zhijiao(n: int) -> None:
    for i in range(n):
        for j in range(n - i - 1):
            print(' ', end=' ')
        for k in range(i + 1):
            print('*', end=' ')
        print()


# 直角三角形n行n列
# * * *
#   * *
#     *
def bottle_zhijiao(n: int) -> None:
    for i in range(n):
        for j in range(i):
            print(' ', end=' ')
        for k in range(n - i):
            print('*', end=' ')
        print()


# 直角三角形n行n列
# * * *
# * *
# *
def top_zhijiao(n: int) -> None:
    for i in range(n):
        for j in range(n - i):
            print('*', end=' ')
        print()


# 菱形 n行n列 n只能是奇数
#     *
#   * * *
# * * * * *
#   * * *
#     *
def lingxing(n: int) -> None:
    n = n // 2 + 1  # 等效四舍五入
    # 上部分
    for i in range(n):
        for j in range(n - i - 1):
            print(' ', end=' ')
        for k in range(2 * i + 1):
            print('*', end=' ')
        print()
    # 下部分
    n = n - 1
    for i in range(n - 1, -1, -1):  # 倒序n-1, n-2, ..., 1, 0
        for j in range(n - i):
            print(' ', end=' ')
        for k in range(2 * i + 1):
            print('*', end=' ')
        print()