Java obtains the absolute value of an integer without any judgment or comparison statements, including APIs and absolute value APIs.

Java obtains the absolute value of an integer without any judgment or comparison statements, including APIs and absolute value APIs.
Copy codeThe Code is as follows:
/**
* Java obtains the absolute value of an integer without any judgment or comparison statements, including APIs. <br>
* 1. Do not use any APIs, such as Math. abs. <Br>
* 2. Do not use judgment statements, such as if, for, while, switch, and ,? . <Br>
* 3. Do not use comparison statements, such as ==,<=, >=, and ,! =, <,>, And so on. <Br>
*
* @ Author JAVA century network (java2000.net, laozizhu.com)
*/
Public class Test {
Public static void main (String [] args ){
For (int I =-5; I <= 5; I ++ ){
System. out. println (abs (I ));
}
}
Public static int abs (int num ){
Return num * (1-(num >>> 31) <1 ));
}
}