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386 lines (323 loc) · 8.42 KB
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/* LOOPS */
import java.util.*;
public class JavaLoops{
public static void main(String args[]){
int counter = 0;
while (counter < 3){
System.out.println("Navnitya is a Software Developer");
counter++;
}
// }
// }
/* Print no 1 to 10 */
// public class JavaLoops{
// public static void main(String args[]){
int counter1 = 1;
while (counter1 <=10000){
System.out.print(counter1+" ");
counter1++;
}
// }
// }
// public class JavaLoops{
// public static void main(String args[]){
System.out.print("Enter tha range of nos : ");
Scanner sc = new Scanner(System.in);
int range = sc.nextInt();
int counter = 1;
while (counter <= range){
System.out.print(counter + " ");
counter++;
}
// }
// }
/* SUM OF FIRST N NATUTAL NOS. */
// import java.util.*;
// public class JavaLoops{
// public static void main(String args[]){
System.out.print("Enter teh range of natural nos to be added: ");
// Scanner sc = new Scanner(System.in);
int n = sc.nextInt();
int sum=0;
int i = 1;
while (i <= n ){
sum = sum +i;
i++;
}
System.out.print(sum);
// }
// }*/
/* FOR LOOP */
// public class JavaLoops{
// public static void main(String args[]){
for (int i = 1; i <= 4; i++ ){
System.out.println("Im Navnitya Vinayak");
}
// }
// }
// public class JavaLoops{
// public static void main(String args[]){
for (int line = 1; line<=4; line++){
System.out.println("****");
}
// }
// }
//10899 10000+800+90+9
//V-I-P-O
// import java.util.*;
// public class JavaLoops{
// public static void main(String args[]){
System.out.print("Enter a number : ");
// Scanner sc = new Scanner(System.in);
int n = sc.nextInt();
while (n>0){
int r = n%10;
System.out.print(r+"");
n=n/10;
}
// }
// }
// import java.util.*;
// public class JavaLoops{
// public static void main(String args[]){
System.out.print("Enter a number : ");
// Scanner sc = new Scanner(System.in);
int ni = sc.nextInt();
int rev = 0;
while (ni > 0){
int r = n % 10;
rev = rev * 10 + r;
n = n / 10;
}
System.out.print(rev);
// }
// }*/
/* break */
/* Keep entering a number till user enters number multiple of */
// import java.util.*;
// public class JavaLoops{
// public static void main(String args[]){
System.out.print("Enter any no. other tha nmultiple of 10 : ");
// Scanner sc = new Scanner(System.in);
int num = sc.nextInt();
while(true){
System.out.print("Enter any no. other tha nmultiple of 10 : ");
int num = sc.nextInt();
System.out.print(num);
if (num % 10 == 0){
break;
}
}
}
}
/* CONTINUE STATEMENT */
// public class JavaLoops{
// public static void main(String args[]){
for (int i = 1; i <= 5;i++){
if (i==3){
continue;
}
System.out.print(i + " ");
}
// }
// }
/* Keep entering numbers till user enters number multiple of */
// import java.util.*;
// public class JavaLoops{
// public static void main(String args[]){
// Scanner sc = new Scanner(System.in);
while (true){
System.out.println("ENter a num: ");
int num = sc.nextInt();
if (num % 10==0){
continue;
}
System.out.println(num);
}
// }
// }*/
/* CHECK IF A NO IS PRIME */
// import java.util.*;
// public class JavaLoops{
// public static void main(String args[]){
System.out.print("Enter a num : ");
// Scanner sc = new Scanner(System.in);
int n = sc.nextInt();
boolean isPrime = true;
for (int i=2 ; i<=n-1 ; i++){
if (n % i == 0){ // n is a multiple of i (i is not equal to 1 or n)
isPrime = false;
}
}
if (isPrime == true){
System.out.println("It is Prime no.");
}
else{
System.out.println("The no is not prime");
}
// }
// }
public class JavaLoops{
public static void main(String[]args){
for ( int i = 0 ; i<5 ; i++) {
System.out.println("Hello");
i+=2;
}
}
}*/
/*Question2:
Write a program that reads a set of itegers, and then prints the sum of the
even and odd integers. */
import java.util.*;
public class JavaLoops{
public static void main(String args[]){
Scanner sc = new Scanner(System.in);
int num;
int choice;
int evenSum = 0;
int oddSum = 0;
do{
System.out.print("Enter a no.: ");
num = sc.nextInt();
if (num % 2 == 0){
evenSum += num;
}
else {
oddSum += num;
}
System.out.println("Do you want to continue? press 1 if YES or press 0 if NO.");
choice = sc.nextInt();
}
while (choice == 1);
System.out.println("Even Sum : " + evenSum);
System.out.println("Odd Sum : " + oddSum);
}
}
// FACTORIAL OF A NUMBER
import java.util.*;
public class JavaLoops{
public static void main(String args[]){
Scanner sc = new Scanner(System.in);
System.out.print("Enter a number: ");
int n = sc.nextInt();
int factN = 1;
for (int i=1 ; i<=n ; i++){
factN = factN*(i);
}
System.out.println("Factorial of the no is : " + factN);
}
}
import java.util.Scanner;
public class JavaLoops{
public static void main(String args[]){
Scanner sc = new Scanner(System.in);
System.out.print("Enter a natural no: ");
int n = sc.nextInt();
int table = n;
System.out.println("The required table is: ");
for(int i=1 ; i<=10 ; i++){
table = n*i;
System.out.println(n + " * " + i + " = " + table );
}
}
}*/
/* NESTED LOOPS PATTURN I
*
**
***
*****/
public class JavaLoops{
public static void main(String args[]){
for (int line=1; line<=10; line++){
for (int star=1; star<=line; star++){
System.out.print("*");
}
System.out.println(); //next line
}
}
}
/* ****
***
**
*
*/
public class JavaLoops{
public static void main(String args[]){
for(int line=1; line<=10; line ++){
for (int star=10; star>=line; star--){
System.out.print("*");
}
System.out.println();
}
}
}
/* ANOTHER MEATHOD */
public class JavaLoops{
public static void main(String args[]){
int n = 22;
for (int i=1; i<=n; i++){
for (int j=1; j<=n-i+1;j++){
System.out.print("*");
}
System.out.println();
}
}
}
/*
A
BC
DEF
GHIJ
*/
// public class JavaLoops{
// public static void main(String args[]){
int nq = 4;
char ch = 'A';
for (int i = 1; i<=nq; i++){
for (int j = 1; j<=i ; j++){
System.out.print(ch);
ch++;
}
System.out.println();
}
// }
// }
/*
1
12
123
1234
*/
// public class JavaLoops{
// public static void main(String args[]){
int n = 10;
// int num = 1;
for (int i=1; i<=n; i++){
for(int j=1; j<=i; j++){
System.out.print(j);
// for(num=1; num<=i; num++){
//num++;
}
System.out.println();
}
// }
// }
/*
****
* *
* *
****
*/
// public class JavaLoops{
// public static void main(String args[]){
int n = 4;
for (int i = 1; i <= n; i++) {
if (i == 2 || i == 3) {
System.out.print("* *");
} else {
System.out.print("* * * *");
}
System.out.println("");
}
// }
// }