diff --git a/programmers/큰 수 만들기/solution.java b/programmers/큰 수 만들기/solution.java
new file mode 100644
index 0000000..970e26b
--- /dev/null
+++ b/programmers/큰 수 만들기/solution.java	
@@ -0,0 +1,20 @@
+// [문제 링크]: https://school.programmers.co.kr/learn/courses/30/lessons/42883
+
+import java.lang.StringBuilder;
+class Solution {
+    public String solution(String number, int k) {
+        StringBuilder sb = new StringBuilder();
+        int len = number.length(), obSize = len - k, idx = 0;
+        for(int pos = 0; obSize > 0; pos++, obSize--){
+            char cM = 0;
+            for (int i = pos; i <= len - obSize; i++){
+                if (number.charAt(i) > cM){
+                    cM = number.charAt(i);
+                    pos = i;
+                }
+            }
+            sb.append(cM);
+        }
+        return sb.toString();
+    }
+}
\ No newline at end of file