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Java 2021-09-13 18:52:02
check if string is decimal java
Scanner in = new Scanner(System.in); String ip1 = in.nextLine(); if( ip1.matches("^\\d+\\.\\d+") ) System.out.println(ip1+"----is a decimal number"); else System.out.println(ip1+"----is a not decimal number"... Add solution -
Java 2021-09-12 15:20:04
java code to play stone paper scissors
import java.util.Scanner; class Stone_Paper_Scissors { public static void main(String[] args) { Scanner in = new Scanner(System.in); System.out.println("Welcome to Rock, Paper, Scissors!"); while(true) { System.out.print("... Add solution -
Java 2021-09-10 06:57:02
System.out.printf("%"+(n)+"s \n")
public class Staircase { public static void main(String[] args) { Scanner in = new Scanner(System.in); int n = in.nextInt(); String str = "#"; for (int i = 0; i < n; i++) { System.out.printf("%" + (n) + "s \n",... Add solution -
Java 2021-09-07 03:20:02
how to read file from console in java
Scanner in = new Scanner(System.in); System.out.println("Enter file path"); String s = in.nextLine(); //C:\\testing.txt br = new BufferedReader(new FileReader(s)); // And to use that file path in the FIleReader use like this; Add solution