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public class Main { public static void main(String[] args) { System.out.println(Math.atan(0.5)); System.out.println(Math.atan(-0.5)); System.out.println(Math.atan(5)); System.out.println(Math.atan(-5)); System.out.println(Math.atan(100)); System.out.println(Math.atan(-100)); } }
0.4636476090008061
-0.4636476090008061
1.373400766945016
-1.373400766945016
1.5607966601082315
-1.5607966601082315
