diff --git a/programmers/가장 가까운 같은 글자/solution.java b/programmers/가장 가까운 같은 글자/solution.java
new file mode 100644
index 0000000..c219e0c
--- /dev/null
+++ b/programmers/가장 가까운 같은 글자/solution.java	
@@ -0,0 +1,19 @@
+// [문제 링크]: https://school.programmers.co.kr/learn/courses/30/lessons/142086#
+
+class Solution {
+    public int[] solution(String s) {
+        char[] ca = s.toCharArray();
+        int len = ca.length;
+        int[] answer = new int[len];
+        for(int i = 0; i < len; i++){
+            answer[i] = -1;
+            for(int j = 1; j <= i ; j++){
+                if(ca[i-j] == ca[i]){
+                    answer[i] = j;
+                    break;
+                }
+            }
+        }
+        return answer;
+    }
+}
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