diff --git a/programmers/예상 대진표/solution.java b/programmers/예상 대진표/solution.java
new file mode 100644
index 0000000..66af5f9
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+++ b/programmers/예상 대진표/solution.java	
@@ -0,0 +1,24 @@
+// [문제 링크]: https://school.programmers.co.kr/learn/courses/30/lessons/12985
+
+class Solution
+{
+    static double baseLog(double x, double base) {
+        return Math.log10(x) / Math.log10(base);
+    }
+    private int next(int a){
+        return (a+1)/2;
+    }
+    public int solution(int n, int a, int b)
+    {
+        int answer = 0;
+        System.out.println(a+" "+b);
+        for(int c = 1; c<= baseLog(n,2); c++){
+            answer = c;
+            System.out.println(a+" "+b);
+            if((int)Math.abs(a-b)==1 && Math.min(a,b)%2==1) break;
+            a = next(a);
+            b = next(b);
+        }
+        return answer;
+    }
+}
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