Reverse negative number

Number -- Reverse negative number
Write a return method that can reverse negative number and return it as int
 
Solution:
public static int reverseNum(int  num) {
String str = new StringBuilder(""+num).reverse().toString();
if(num < 0) {
str = "-"+str.substring(0, str.length()-1);
}
return Integer.valueOf(str);
}

Similar codes

1 vote332 views1 answer
Java max int value
Java
1 vote337 views1 answer
Full shutdown windows 10 cmd
Java
0 vote319 views2 answers
Convert int color to hex android
Java
1 vote354 views3 answers
Java to kotlin online convertor
Java
0 vote338 views1 answer
Jax-RS POST annotation
Java
0 vote330 views1 answer
Detect tv remote keys andoid studio
Java
16 votes357 views2 answers
Log4j
Java
8 votes349 views3 answers
Get first letter of string in array java
Java
8 votes356 views3 answers
How to print arraylist
Java
4 votes359 views1 answer
Java remove while iterating
Java