One Dimensional Arrays (1D Array).new

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Tue Apr 20 2021 20:43:07 GMT+0000 (Coordinated Universal Time)

Saved by @ahmedqgqgq #java

//Arrays (One-Dimensional):
/*
An array is a Container object that holds a fixed 
number of values of a single data type.
*/
public class MedoClass {
    public static void main(String[] args) {
        int []num=new int[5];
        num[0]=15;
        System.out.print(num[0]);
    }
}
public class Amazon {
    public static void main(String[] args) {
        int[] num = new int[5];
        num[0] = 10;
        num[1] = 30;
        System.out.println(num[1]);
    }
}
public class Amazon {
    public static void main(String[] args) {
        int[] num = new int[5];
        num[0] = 10;
        num[1] = 20;
        num[2] = 30;
        num[3] = 40;
        num[4] = 50;
        System.out.println(num[4]);
    }
}
public class Amazon {
    public static void main(String[] args) {
        int[] num = new int[5];//take from zero to four.
        num[0] = 10;
        num[1] = 20;
        num[2] = 30;
        num[3] = 40;
        num[4] = 50;
        num[5] = 60;//Error 
        System.out.println(num[5]);//Error
    }
}
public class Amazon {
    public static void main(String[] args) {
        int num[] = new int[5];
        num[0] = 10;
        num[1] = 20;
        num[2] = 30;
        num[3] = 40;
        num[4] = 50;
        num[5] = 60;
        System.out.println(num[5]);
    }
}
public class Amazon {
    public static void main(String[] args) {
        int num[]; 
        num=new int[5];
        num[0] = 10;
        num[1] = 20;
        num[2] = 30;
        num[3] = 40;
        num[4] = 50;
        num[5] = 60;
        System.out.println(num[5]);
    }
}
public class Amazon {
    public static void main(String[] args) {
        int num[] = { 1, 8, 9, 5 };
        System.out.println(num[0] + " " + num[1]);
    }
}
public class Amazon {
    public static void main(String[] args) {
        int num[] = { 1, 8, 9, 5 };
        num[0] = 55;
        System.out.println(num[0] + " " + num[1]);
    }
}
public class Amazon {
    public static void main(String[] args) {
        int num[] = { 1, 8, 9, 5 };
        num[7] = 55;//error size equal 4
        System.out.println(num[0] + " " + num[1]);
    }
}
public class Amazon {
    public static void main(String[] args) {
        int num[] = { 1, 8, 9, 5 };
        System.out.println(num.length);
    }
}
public class Amazon {
    public static void main(String[] args) {
        double arr[] = new int[6];//Error
        System.out.println();
    }
}
public class Amazon {
    public static void main(String[] args) {
        double arr[] = new double[6];
        System.out.println(arr[0]);
    }
}
public class Amazon {
    public static void main(String[] args) {
        double arr[] = new double[6];
        System.out.println(arr[0]);
    }
}
public class Amazon {
    public static void main(String[] args) {
        boolean arr[] = new boolean[6];
        System.out.println(arr[1]);//false default
    }
}
public class Amazon {
    public static void main(String[] args) {
        char[] arr = new char[6];
        System.out.println(arr[1]);//Null means having no value
    }
}
public class Amazon {
    public static void main(String[] args) {
        char[] arr = new char[6];
        arr[0] = 'a';
        arr[1] = 'b';
        arr[2] = 'c';
        arr[3] = 'd';
        arr[4] = 'e';
        arr[5] = 'f';
        System.out.println(arr[1]);
    }
}
public class Amazon {
    public static void main(String[] args) {
        String arr[] = new String[6];
        System.out.println(arr[0]);//null
    }
}
public class Amazon {
    public static void main(String[] args) {
        String arr1[] = new String[] { "Ali", "Ahmed", "Belal" };
        System.out.println(arr1[0]);
    }
}
public class Amazon {
    public static void main(String[] args) {
        String arr1[] = { "Ali", "Ahmed", "Belal" };
        System.out.println(arr1[0]);
    }
}
public class Amazon {
    public static void main(String[] args) {
        String arr[] = new String[] { "Ali", "Ahmed", "Belal" };
        System.out.println(arr[0]);
        System.out.println(arr[1]);
        System.out.println(arr[2]);
    }
}
public class Amazon {
    public static void main(String[] args) {
        String arr[] = new String[] { "Ali", "Ahmed", "Belal" };
        for (int i = 0; i < arr.length; i++) {
            System.out.println(arr[i]);
        }
    }
}
public class Amazon {
    public static void main(String[] args) {
        String arr[] = new String[] { "Ali", "Ahmed", "Belal" };
        for (int i = 0; i < arr.length; i++) {//i must = 1.
            System.out.println(arr[i]);
        }
    }
}
public class Amazon {
    public static void main(String[] args) {
        String arr[] = new String[] { "Ali", "Ahmed", "Belal" };
        for (String i : arr) {
            System.out.println(i);
        }
    }
}
public class Amazon {
    public static void main(String[] args) {
        String arr[] = new String[] { "Ali", "Ahmed", "Belal" };
        for (String i : arr) {
            System.out.println(i);
        }
    }
}
public class Amazon {
    public static void main(String[] args) {
        int size=15;
        int  arr[]=new int[size];
    }
}
public class Amazon {
    public static void main(String[] args) {
        short size = 15;//not double jast size.
        int arr[] = new int[size];
    }
}
public class Amazon {
    public static void main(String[] args) {
        short size = 15;
        int arr[] = new int[size];
        arr[0]=15;
        System.out.println(arr[0]);
    }
}
import java.util.Scanner;
import jdk.tools.jlink.resources.plugins;
public class Amazon {
    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);
        short size = input.nextShort();
        int[] arr = new int[size];
        for (short i = 0; i < arr.length; i++) {
            arr[i] = input.nextInt();
        }
        System.out.print("[");
        for (int i : arr) {
            System.out.print(i + ",");
        }
        System.out.print("]");
    }
}

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java ahmed

@ahmedqgqgq

Escape Sequences Escape Sequences datatypes datatypes Arithmetic Operators. Arithmetic Operators (Prefix & Postfix). #06 [JAVA] - Java User Input (Scanner), Printf methods Selection Statement ( if - if else - if else if ) 08 [JAVA] - Selection Statement ( Exercises, Practice, Ternary Operator ), Instanceof Method #09 [JAVA] - Selection Statement (Switch Statements) Repetition Control Statement (While Loop) Sentinel and Flag-Controlled While Loops Repetition Control Statement (Do-While Loop) Repetition Control Statement (For Loop) Repetition Control Statement (For Loop) Questions and Exercises in Loops. Branching Statements ( Break/Continue ). Repetition Control Statement (Nested Loops) Branching Statements (Labeled Break / Labeled Continue) Method / Function Part 1 Method / Function Part 2 - Built in Method / Function Overloading Method / Function Recursion/Recursive Methods Part 1 Recursion/Recursive Methods Part 2 One Dimensional Arrays (1D Array) One Dimensional Arrays (1D Array).new One Dimensional Array (Exercises, Practice)Exercises. One Dimensional Array (Char Array)char arrays, One Dimensional Array (Char Array)char arrays, Passing Arrays to Methods.(Arrays) Multidimensional Arrays & Passing Multidimensional Arrays to Methods String & Array String. methods String & Array String. methods

#java #howto #interviewquestions #mobile

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#java #interviewquestions #search

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#java #java #arraylists #while-loops #equala

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import java.util.Arrays;
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import java.io.*;

class GFG {
    
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#java #gfg #geeksforgeeks #lecture #sorting #selectionsort

import java.io.*;

class GFG {
    
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	public static void main (String[] args) {
	    int a[] = {2, 1, 4, 3};
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