内置函数官方描述：
def print(self, *args, sep=' ', end='\n', file=None): # known special case of print """ print(value, ..., sep=' ', end='\n', file=sys.stdout, flush=False) Prints the values to a stream, or to sys.stdout by default. Optional keyword arguments: file: a file-like object (stream); defaults to the current sys.stdout. sep: string inserted between values, default a space. end: string appended after the last value, default a newline. flush: whether to forcibly flush the stream. """ pass举例：
print ('a', 'b', 'c', sep='-', end='\n') 结果 a-b-c print (*[1,2,3], sep='-', end='\n') 结果 1-2-3案例： https://www.hackerrank.com/challenges/python-loops/problem
Task Read an integer . For all non-negative integers , print . See the sample for details.
Input Format
The first and only line contains the integer, .
Constraints
Output Format
Print lines, one corresponding to each .
Sample Input 0
5 Sample Output 0
0 1 4 9 16
答案：
print (*[i**2 for i in range(n)], sep='\n' )