diff --git "a/programmers #67258/java/\353\263\264\354\204\235 \354\207\274\355\225\221.java" "b/programmers #67258/java/\353\263\264\354\204\235 \354\207\274\355\225\221.java"
new file mode 100644
index 0000000..c399262
--- /dev/null
+++ "b/programmers #67258/java/\353\263\264\354\204\235 \354\207\274\355\225\221.java"	
@@ -0,0 +1,34 @@
+import java.util.*;
+
+class Solution {
+    public int[] solution(String[] gems) {
+        int[] answer = new int[2];
+        int distance = Integer.MAX_VALUE, start = 0, end = 0;
+        int totalGemKind = new HashSet<>(Arrays.asList(gems)).size();
+        Map<String, Integer> gemCounter = new HashMap<>();
+        
+        while (true) {
+            if (gemCounter.size() == totalGemKind) {
+                gemCounter.put(gems[start], gemCounter.get(gems[start]) - 1);
+                if (gemCounter.get(gems[start]) == 0) {
+                    gemCounter.remove(gems[start]);
+                }
+                ++start;
+            } else if (end == gems.length) {
+                break;
+            } else {
+                gemCounter.put(gems[end], gemCounter.getOrDefault(gems[end], 0) + 1);
+                ++end;
+            }
+            
+            if (gemCounter.size() == totalGemKind && end-start < distance) {
+                distance = end-start;
+                answer[0] = start+1;
+                answer[1] = end;                
+            }
+        }
+        
+        
+        return answer;
+    }
+}
\ No newline at end of file