【 Problem description 】 Read line by line data.txt File information and display .
【 Input form 】 File input
【 Output form 】 Output the information in the file line by line
【 The sample input 】data.txt
【 Sample output 】
sno sname sage
1 zs 18
【 Sample explanation 】 Output each line of information in the file
【 Standard for evaluation 】 Through all the test cases
The fastest way for Python to convert a numeric string array to a numeric array
a = [12,34,666] staId = np.arr
