uploaded at 2022. 12. 25. 오전 2:35:57

programmers/점프와 순간 이동/solution.java

@@ -0,0 +1,12 @@
+// [문제 링크]: https://school.programmers.co.kr/learn/courses/30/lessons/12980
+
+public class Solution {
+    public int solution(int n) {
+        int ans = 0;
+        String ns = Integer.toBinaryString(n);
+        for(char a : ns.toCharArray()){
+            ans += Character.getNumericValue(a);
+        }
+        return ans;
+    }
+}