ABC-363 B - Japanese Cursed Doll def getIntMap(): return map(int, input().split()) def getIntList(): return list(map(int, input().split())) def main(): N, T, P = getIntMap() L = getIntList() L.sort() L.reverse() x = L[P - 1] print(0 if x >= T else T - x) if __name__ == "__main__": main() 設問ページ B - Japanese Cursed Doll AtCoder is a programming contest site for anyone from beginners to experts. We hold weekly programming contests online.