Update Solution.kt

Author: javadev

src/main/kotlin/g3301_3400/s3389_minimum_operations_to_make_character_frequencies_equal/Solution.kt

@@ -20,10 +20,10 @@ class Solution {
                 mx = max(mx, c)
             }
         if (mn == mx) return 0
-        var dp0
-        var dp1
-        var tmp0
-        var tmp1
+        var dp0 : Int
+        var dp1 : Int
+        var tmp0 : Int
+        var tmp1 : Int
         var ans = n - 1
         for (i in mn..mx) {
             dp0 = cnt[0]