简单方法的操作

for i in range(10):
print(i)
#结果为
0
1
2
3
4
5
6
7
8
9
list=[]
for i in range(0,10):
list.append(i)
list = [i for i in range(1,10,2)]
list
结果为[1,3,5,7,9]
for i in range(5):
for j in range(5+1):
if i+j>4:
print(“x”,end=”“)
else:
print(“y”,end=”“)
print(“”)
#结果为
yyyyyx
yyyyxx
yyyxxx
yyxxxx
yxxxxx
for i in range(2):
for j in range(i+1):
print(“*”,end=”“)
print(“”)
#结果为
*
**