K

Author: KTong821

Stones.java

@@ -0,0 +1,35 @@
+import java.util.*;
+import java.io.*;
+
+public class Stones {
+
+	public static void main(String[] args) throws IOException {
+		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+		String[] s = br.readLine().split(" ");
+		int n = Integer.parseInt(s[0]);
+		int k = Integer.parseInt(s[1]);
+		s = br.readLine().split(" ");
+		int[] arr = new int[n];
+
+		for (int i = 0; i < n; i++)
+			arr[i] = Integer.parseInt(s[i]);
+
+		Arrays.sort(arr);
+
+		boolean[] dp = new boolean[k + 1];
+
+		for (int i = 1; i <= k; i++) {
+			for (int j = 0; j < n && arr[j] <= i; j++) {
+				if (!dp[i - arr[j]]) {
+					dp[i] = true;
+					break;
+				}
+			}			
+		}
+		if (dp[k])
+			System.out.println("First");
+		else
+			System.out.println("Second");
+	}
+
+}