diff --git "a/BOJ/Java/src/S5/Boj_15720_\354\271\264\354\232\260\353\262\204\352\261\260.java" "b/BOJ/Java/src/S5/Boj_15720_\354\271\264\354\232\260\353\262\204\352\261\260.java"
new file mode 100644
index 0000000..d597696
--- /dev/null
+++ "b/BOJ/Java/src/S5/Boj_15720_\354\271\264\354\232\260\353\262\204\352\261\260.java"
@@ -0,0 +1,61 @@
+package S5;
+
+import java.io.*;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.StringTokenizer;
+
+public class Boj_15720_카우버거 {
+    public static void main(String[] args) throws IOException {
+        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
+        StringBuilder sb = new StringBuilder();
+        StringTokenizer st = new StringTokenizer(br.readLine());
+
+        int B = Integer.parseInt(st.nextToken());
+        int C = Integer.parseInt(st.nextToken());
+        int D = Integer.parseInt(st.nextToken());
+        int sum = 0;
+
+        Integer[] ba = new Integer[B];
+        Integer[] ca = new Integer[C];
+        Integer[] da = new Integer[D];
+
+        st = new StringTokenizer(br.readLine());
+        for (int i = 0; i < B; i++) {
+            sum += ba[i] = Integer.parseInt(st.nextToken());
+        }
+
+        st = new StringTokenizer(br.readLine());
+        for (int i = 0; i < C; i++) {
+            sum += ca[i] = Integer.parseInt(st.nextToken());
+        }
+
+        st = new StringTokenizer(br.readLine());
+        for (int i = 0; i < D; i++) {
+            sum += da[i] = Integer.parseInt(st.nextToken());
+        }
+
+        Arrays.sort(ba, Collections.reverseOrder());
+        Arrays.sort(ca, Collections.reverseOrder());
+        Arrays.sort(da, Collections.reverseOrder());
+
+        sb.append(sum).append('\n');
+        sum = 0;
+
+        for (int i = 0; i < Math.max(B, Math.max(C, D)); i++) {
+            if (i < B && i < C && i < D) {
+                sum += (ba[i] + ca[i] + da[i]) * 0.9;
+                continue;
+            }
+            if (i < B) sum += ba[i];
+            if (i < C) sum += ca[i];
+            if (i < D) sum += da[i];
+        }
+
+        sb.append(sum);
+
+        bw.write(sb.toString());
+        bw.flush();
+    }
+}