[TimeComplexity] Codility-FrogJmp

Author: Seogeurim

Diff for: README.md

@@ -66,6 +66,7 @@
 | 03  | ⭐️ | [Baekjoon-2143 두 배열의 합](./src/TimeComplexity/P2143)  | Lower Bound & Upper Bound |
 | 04  |     | [Baekjoon-2748 피보나치 수 2](./src/TimeComplexity/P2748) | DP                        |
 | 05  |     | [Baekjoon-1806 부분합](./src/TimeComplexity/P1806)        | 2-pointer                 |
+| 06  |     | [Codility-Lesson3 FrogJmp](./src/TimeComplexity/FrogJmp)    |      |
 
 ## Data Structure
 

Diff for: src/TimeComplexity/FrogJmp/Main.java

@@ -0,0 +1,16 @@
+package TimeComplexity.FrogJmp;
+
+public class Main {
+    public static void main(String[] args) {
+        Solution sol = new Solution();
+        System.out.println(sol.solution(10, 10, 30));
+        System.out.println(sol.solution(10, 85, 30));
+    }
+}
+
+class Solution {
+    public int solution(int X, int Y, int D) {
+        Y -= X;
+        return (int) Math.ceil((double) Y / (double) D);
+    }
+}

Diff for: src/TimeComplexity/FrogJmp/README.md

@@ -0,0 +1,5 @@
+## [Codility - Lesson 3 Time Complexity] FrogJmp
+
+> Detected time complexity : **O(1)**
+
+![image](https://user-images.githubusercontent.com/22045163/101915925-9c532900-3c09-11eb-9997-0cde24f0c5a4.png)