Java Hyd Team

Flowcharts
Backtracking
Variables & Data Types in Java
Time & Space Complexity
Operators
ArrayLists
if-else Statements
Linked Lists
Flow Control (Loops)
Stacks
Patterns
Queues
Functions & Methods
Greedy Algorithms
Arrays
Binary Trees
Sorting Algorithms
Binary Search Trees
2D Arrays
Heaps/Priority Queues
Strings
Hashing
Bit Manipulation
Tries
OOPs
Graphs
Recursion
Dynamic Programming
Divide & Conquer
Segment Trees

👍1

166 views06:59

Java Hyd Team

package com.Aman;
public class Mainmeh {
public static void main(Integer args){System.out.println("method 1");}
public static void main(char args){
System.out.println("method 1");
}
public static void main(String ... args){
System.out.println("method 1");
}
public static void main(long args){System.out.println("method 1");}
public static void main(double args){
System.out.println("method 1");
}
public static void main(float ... args){
System.out.println("method 1");
}
}

158 views14:01

Java Hyd Team

which statement will execute?

143 views14:01

Java Hyd Team

can we overload main method??

Anonymous Quiz

83%

yes

17%

🔥2

18 voters138 views14:02

Java Hyd Team

public class SpecialCase1 {
public static void main(String...args){
int k =1 ;
for(int i = 1; i<=5;i++){
for(int j = 1; j<=5;j++){
System.out.print(k++%10);
}
System.out.println();
}
}
}

134 views14:04

Java Hyd Team

public class ArmstrongNo1 {
public static void main(String[] arg) {
int i = 1, arm;
System.out.println("Armstrong numbers between 100 to 999");
while (i < 1000) {
arm = armstrongOrNot(i);
if (arm == i)
System.out.println(i);
i++;
}
}
static int armstrongOrNot(int num) {
int x, a = 0;
while (num != 0) {
x = num % 10;
a = a + (x * x * x);
num /= 10;
}
return a;
}
}

129 views14:05

Java Hyd Team

import java.util.*;
public class ArmstrongNo2 {
public static void main(String[] arg) {
int a, arm = 0, n, temp;
Scanner sc = new Scanner(System.in);
System.out.println("Enter a number");
n = sc.nextInt();
temp = n;
for (; n != 0; n /= 10) {
a = n % 10;
arm = arm + (a * a * a);
}
if (arm == temp)
System.out.println(temp + " is a armstrong number ");
else
System.out.println(temp + " is not a armstrong number ");
}
}

128 views14:05

Java Hyd Team

//import java.util.*;
//import static java.awt.font.NumericShaper.search;
public class Q24_1 {
public static void main(String[] args) {
// Scanner x = new Scanner(System.in);
//System.out.println(" enter 10 Digits ");
// int[] arr = new int[10];
// for (int i : arr) {
// arr[i] = x.nextInt();
int[] arr = {5, 6, 8, 9, 2, 4, 6, 1};
int toFind = 5;
boolean found = search(arr, toFind);
if (found)
System.out.println(toFind + " is found");
else
System.out.println(toFind + " is not found");
}
/*
* A method to search toFind in arr
* arr: the array to search
* toFind: the element to search
*/
public static boolean search(int[] arr, int toFind) {
int left = 0;
int right = arr.length - 1;
while (left <= right) {
int mid = (left + right) / 2;
if (arr[mid] == toFind) {
return true;
} else if (arr[mid] < toFind) {
left = mid + 1;
} else {
right = mid - 1;
}
}
return false;
}
}

133 views14:07

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