方法一:
for x in range(1,10):
for y in range(1,10):
if (y <= x) :
print("%dx%d=%d" % (x,y,x*y),end = "\t")
print("")
方法二:
for row in range(1,10):
for col in range(1,row+1):
print("%d*%d=%d" % (row,col,row*col),end = "\t")
print("")
原文:https://www.cnblogs.com/rocktang/p/13069285.html