Submission #622672

#	Time	Username	Problem	Language	Result	Execution time	Memory
622672		KK_1729	Utrka (COCI14_utrka)	Cpython 3	80 / 80	307 ms	17904 KiB

utrka

n = int(input())
o = {}
for _ in range(n):
    a = input()
    if o.get(a):

        o[a] += 1
    else:
        o[a] = 1
for _ in range(n-1):
    a = input()



    o[a] -= 1
for key, value in o.items():
    if value:print(key)

• Subtask 1: 80 / 80