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

0 vote204 views1 answer
Set preference value android
Java
0 vote142 views1 answer
Java cos'è jvm
Java
0 vote150 views1 answer
Position of an element in infinite sorted array
Java
4 votes126 views1 answer
Java get excectuon time
Java
0 vote127 views2 answers
Find where JAVA_HOME is set
Java
0 vote143 views1 answer
And roid shape setCornerRadii
Java
0 vote140 views2 answers
Android studio pass value to another activity
Java
0 vote117 views1 answer
Intellij remove unused imports
Java
1 vote116 views1 answer
String to string array java
Java
-1 vote133 views1 answer
Annotation spring notnull
Java Spring