for i in range(1,10):
for j in range(1,i+1):
print('%d*%d=%2d\t'%(j,i,i*j),end='')
print()
for i in range(1,10):
for k in range(i+1,10):
print(end=' ') #此处为返回八个空格,请注意
for j in range(1,i+1):
print('%d*%d=%2d\t' % (j, i, i * j), end='')
print()
for i in range(9,0,-1):
for j in range(1,i+1):
print('%d*%d=%2d\t' % (j, i, i * j), end='')
print() #此处的目的主要是利用print特性换行
for i in range(1,10):
for k in range(1,i):
print(end=' ') #此处返回八个空格
for j in range(9,i-1,-1):
print('%d*%d=%2d\t' % (i, j, i * j), end='')
print()
i = 1
while i <=9:
j = 1
while j <= i:
print('%d*%d=%2d\t'%(i,j,i*j),end='')
j+=1
print()
i +=1
i = 1
while i <= 9:
k = 9
while k >i:
print(end=' ') #此处为八个空格
k -= 1
j = 1
while j <= i:
print('%d*%d=%2d\t'%(j,i,i*j),end='')
j +=1
print()
i +=1
i = 9
while i >= 1:
j = 1
while j <= i:
print('%d*%d=%2d\t'%(j,i,i*j),end='')
j +=1
i -= 1
print()
i = 9
while i >= 1:
k = 9
while k > i:
print(end=' ') #此处为八个空格
k -= 1
j = 1
while j <=i:
print('%d*%d=%2d\t'%(j,i,i*j),end='')
j +=1
print()
i -= 1
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