import utils
data=[]
f=open("D:\\ПРОЕКТЫ ШКОЛА (phantom)\\информатика репетитор\\27-B.txt",'r')
for line in f:
data.append([ int(x) for x in line.split()])
N=data[0]
MinDelta=99999
for i in range (1, 10):
first=data[i][0]
second=data[i][1]
third=data[i][2]...