Baekjoon #1212 8진수 2진수

Baekjoon #1212 8진수 2진수 Merge pull request #1 from allrightDJ0108/macDev
allrightDJ0108 · Oct 16, 2023 · 350ff84 · 350ff84
2 parents 3db887d + 1222951
commit 350ff84
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diff --git a/CodingTestStudy1.0/bin/Implementation/Problem1212.class b/CodingTestStudy1.0/bin/Implementation/Problem1212.class
diff --git a/CodingTestStudy1.0/src/Implementation/Problem1212.java b/CodingTestStudy1.0/src/Implementation/Problem1212.java
@@ -0,0 +1,30 @@
+package Implementation;
+
+import java.io.*;
+
+public class Problem1212 {
+    public static void main(String[] args) throws IOException {
+        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
+        String str = br.readLine();
+        String[] b = {"000", "001", "010", "011", "100", "101", "110", "111"};
+
+        StringBuilder sb = new StringBuilder();
+        for (int i=0; i<str.length(); i++){
+            int a = str.charAt(i) - '0';
+            //System.out.println(a);
+            sb.append(b[a]);
+        }
+
+        if (str.equals("0")) System.out.println(str);
+        else {
+            while (sb.charAt(0) == '0'){
+                sb = new StringBuilder(sb.substring(1));
+            }
+            System.out.println(sb);
+        }
+
+    }
+
+}
+
+