#!/opt/conda/bin/python3

import sys
import math

error_message = f'{sys.argv[0]}: invalid arguments'

if len(sys.argv) != 3:
    print(error_message, file=sys.stderr)
    exit(1)

try:
    point = tuple(math.radians(float(el)) for el in sys.argv[1:])
except ValueError:
    print(error_message, file=sys.stderr)
    exit(1)

def great_circle_distance(point1, point2, radius=6371):

    long1, lat1 = point1
    long2, lat2 = point2

    distance = radius * math.acos(
        math.sin(lat1) * math.sin(lat2) +
        math.cos(lat1) * math.cos(lat2) * math.cos(long1 - long2)
    )

    return round(distance)

for line in sys.stdin:
    line = line.rstrip('\r\n')
    fields = line.split(';')
    long = math.radians(float(fields[5]))
    lat = math.radians(float(fields[6]))
    print(f'{line};{round(great_circle_distance(point, (long, lat)))}')