http://poj.org/problem?id=3193 //* @author: <strong>Yeming Hu</strong>"cslittleye@gmail.com" import java.util.*; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); String mn = sc.nextLine(); Scanner lmn = new Scanner(mn); int m = lmn.nextInt(); int n = lmn.nextInt(); String[] phrases = new String[m]; for(int i = 0; i < m; i++) { phrases[i] = sc.nextLine(); } Arrays.sort(phrases); int result = 0; for(int i = 0; i < n; i++) { String line = sc.nextLine(); int index = Arrays.binarySearch(phrases,line); if(index >= 0) { result++; }else { index = -1 * index - 1; if(index == m) { continue; } if(phrases[index].startsWith(line)) { result++; } } } System.out.println(result); } }
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