©TCP-tryJAVA

public class prog {
	public static void main(String[] args) {
		System.out.println(Math.ceil(10.0));		// 10.0
		System.out.println(Math.ceil(10.1));		// 11.0
		System.out.println(Math.ceil(10.000001));	// 11.0
		
		System.out.println(Math.floor(10.0));		// 10.0
		System.out.println(Math.floor(10.9));		// 10.0
		
		System.out.println(Math.round(10.0));		// 10
		System.out.println(Math.round(10.4));		// 10
		System.out.println(Math.round(10.5));		// 11
	}
}