p2293

10주차/p2293/이상수/Main.java

@@ -0,0 +1,22 @@
+public class p2293 {
+
+    public static void main() throws IOException {
+        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+        StringTokenizer st = new StringTokenizer(br.readLine());
+
+        int n = Integer.parseInt(st.nextToken());
+        int k = Integer.parseInt(st.nextToken());
+
+        int[] num = new int[n+1];
+        int[] dpmemo = new int[k+1];
+        dpmemo[0] = 1;
+
+        for(int i = 1; i <= n; i++) {
+            num[i] = Integer.parseInt(br.readLine());
+            for(int j=num[i]; j<=k; j++){
+                dpmemo[j] += dpmemo[j-num[i]];
+            }
+        }
+            System.out.println(dpmemo[k]);
+    }
+}