如何防止 print() 重复每一行?
how to prevent print() from repeating every alternate line?
当我 运行 这个:
arr=[[2,3,4],[3,4,2]]
for i in arr:
print(*i)
print{'-----')
我的输出是这样的,
2 3 4
-----
4 5 6
-----
如何获得此输出?:
2 3 4
4 5 6
-----
arr=[[2,3,4],[3,4,2]]
for i in arr:
print(*i)
print('-----')
arr=[[2,3,4],[3,4,2]]
for i in arr:
print(*i)
print('-----')
当我 运行 这个:
arr=[[2,3,4],[3,4,2]]
for i in arr:
print(*i)
print{'-----')
我的输出是这样的,
2 3 4
-----
4 5 6
-----
如何获得此输出?:
2 3 4
4 5 6
-----
arr=[[2,3,4],[3,4,2]]
for i in arr:
print(*i)
print('-----')
arr=[[2,3,4],[3,4,2]]
for i in arr:
print(*i)
print('-----')