AC

Write function in java, compare character in string and get number in string

Author: dungnguyen-art

Number_beautiful_3.java

@@ -0,0 +1,43 @@
+import java.util.*;
+
+public class Number_beautiful_3 {
+    public static boolean Prime(int n) {
+        if (n < 2)
+            return false;
+        else {
+            for (int i = 2; i <= Math.sqrt(n); i++) {
+                if (n % i == 0)
+                    return false;
+            }
+        }
+        return true;
+    }
+
+    public static void main(String[] args) {
+        Scanner in = new Scanner(System.in);
+        int T = in.nextInt();
+        while (T-->0) {
+            String s = in.next();
+            int k = s.length();
+            boolean check = true, check1 = true;
+            for (int i = 0; i <= k / 2; i++) {
+                if (s.charAt(i) != s.charAt(k - 1 - i)) {
+                    check = false;
+                    break;
+                }
+            }
+            for (int i = 0; i < k; i++) {
+                int tmp = Character.getNumericValue(s.charAt(i));
+                if (Prime(tmp) == false) {
+                    check1 = false;
+                    break;
+                }
+            }
+            if (check == true && check1 == true) {
+                    System.out.println("YES");
+            } else {
+                    System.out.println("NO");
+            }
+        }
+    }
+}