독서/알고리즘
2021. 12. 23.
백준 9375 패션왕 신혜민
import java.io.BufferedReader import java.io.InputStreamReader import java.util.* class FashionKing { private val hash = HashMap() fun addDress(type: String, name: String) { if (!hash.containsKey(type)) { hash[type] = Vector() } hash[type]!!.add(name) } fun getDressNum(): Int { return hash.keys.sumOf { hash[it]!!.size } } fun solve(): Int = hash.keys .map { hash[it]!!.size } .fold(1) { acc: Int,..