如何使用Python 打印各种三角形
直角三角形
rows = int(input('输入列数：'))
for i in range(1, rows):
print('*' * i)
for i in range(1, rows):
for j in range(i):
print("*", end="")
print("")
等腰直角三角形
rows = int(input('输入列数：'))
for i in range(1, rows):
print(' * ' * i)
for i in range(1, rows):
for j in range(1, i + 1):
print(" * ", end="")
print("")
打印等腰三角形
rows = int(input('输入列数：'))
for i in range(1, rows):
if i % 2 != 0:
str = ('*' * i)
print(str.center(9, ' '))
正方形1
rows = int(input('输入列数：'))
for i in range(0, rows):
print(" * " * rows)
for i in range(0, rows):
for j in range(0, rows):
print(" * ", end="")
print(" ")
正方形2
print('正方形2')
for i in range(10):
for j in range(0, 10 - i):
print(end=' ')
for n in range(0, 0 + i):
print(end=' ')
for m in range(0 + i, 10):
print('', end=' ')
for k in range(10 - i, 10):
print('', end=' ')
print('')
打印倒立直角三角形
for x in range(10):
for i in range(x, 10):
print('*', end='')
print('')
同一行打印直角三角形
print('同一行打印直角三角形')
for j in range(10):
for x in range(0, j):
print('', end='')
for n in range(j, 19 - j):
print(' ', end='')
for k in range(0, j):
print('', end='')
print('')
直角三角形拼装心形
print('直角三角形拼装心形')
for j in range(8):
for x in range(0, j):
print('', end='')
for n in range(j, 19 - j):
print(' ', end='')
for k in range(0, j):
print('', end='')
print('')
for i in range(10):
for j in range(0, 0 + i):
print(end=' ')
for k in range(0 + i, 10):
print('*', end=' ')
print('')
打印倒立等腰三角形1
print('打印倒立等腰三角形1')
for j in range(10):
for x in range(0, j):
print(end=' ')
for n in range(j, 15 - j):
print('*', end='')
打印倒立等腰三角形2
print('打印倒立等腰三角形2')
for i in range(10):
for j in range(0, 0 + i):
print(end=' ')
for k in range(0 + i, 10):
print('*', end=' ')
print('')
同一行打印两个等腰三角形
print('同一行打印两个等腰三角形')
for i in range(10):
for j in range(0, 10 - i):
print(end=' ')
for k in range(10 - i, 10):
print('', end=' ')
for n in range(0, 0):
print(end=' ')
for m in range(0 + i, 10):
print(' ', end=' ')
for jj in range(10, 10):
print(end=' ')
for kk in range(10 - i, 10):
print('', end=' ')
print('')
等腰三角形拼装心形
print('等腰三角形拼装心形')
for i in range(10):
for j in range(0, 10 - i):
print(end=' ')
for k in range(10 - i, 10):
print('', end=' ')
for n in range(0, 0):
print(end=' ')
for m in range(0 + i, 10):
print(' ', end=' ')
for jj in range(10, 10):
print(end=' ')
for kk in range(10 - i, 10):
print('', end=' ')
print('')
for i in range(20):
for j in range(0, 0 + i):
print(end=' ')
for k in range(0 + i, 20):
print('*', end=' ')
print('')
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