Can anyone explain why this code is not applicable for all the cases in average of rows project of data science

Question

import numpy as np
n, p = [int(x) for x in input().split()]
c=[]
for i in range(0,n):
a=np.array(input().split()).astype(np.float)
b=a.mean()
c+=[b,]
print(np.array(c))

Answer 1

Based on the problem, You have to round the mean array to 2 decimal places.

print(np.array(c).round(2))