temperatures = input("temperature data: ").split(",")

value_min = float("inf")
time_min = 0
value_max = float("-inf")
time_max = 0
faulty_count = 0
good_count = 0
sum = 0

i = 0

while(i<len(temperatures)):
    if(temperatures[i] == "-"):
        faulty_count = faulty_count + 1
    else:
        aktuell = float(temperatures[i])
        if(aktuell>value_max):
            value_max = aktuell
            time_max = i
        if(aktuell<value_min):
            value_min = aktuell
            time_min = i
        if(aktuell > 60):
                faulty_count = faulty_count + 1
        else:
            good_count = good_count + 1
        if(aktuell < -60):
            faulty_count = faulty_count + 1
        else:
            good_count = good_count + 1
        sum = sum + aktuell
    i = i + 1

if(good_count >= 1):
    print("maximum temperature: " + str(value_max) + "°C um " + str(time_max) + " Uhr")
    print("minimal temperature: " + str(value_min) + "°C um " + str(time_min) + " Uhr")
    print("difference: " + str(value_max-value_min) + "°C")
    print("average temperature: " + str( sum / (good_count) ) + "°C")
    print("unreal temperatures: " + str(faulty_count))
else:
    print("only unreal temperatures")