boj_2293_동전1

Author: kimhynsoo

Gold/boj_2293_동전1.java

@@ -0,0 +1,26 @@
+import java.io.BufferedReader;
+import java.io.*;
+import java.util.*;
+public class boj_2293_동전1 {
+    public static void main(String[] args)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];
+        for(int i=0; i<N; i++){
+            num[i] = Integer.parseInt(br.readLine());
+        }
+        int[] dp = new int[K+1];
+        dp[0]=1;
+
+        for(int i=0; i<N; i++){
+            for(int j=num[i]; j<=K; j++){
+                dp[j]+=dp[j-num[i]];
+            }
+        }
+
+        System.out.println(dp[K]);
+
+    }
+}