lab programs

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Java program to Swap the values

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 class Swap{ public static void main(String args[]){ int num1 = Integer.parseInt(args[0]); int num2 = Integer.parseInt(args[1]); System.out.println("\n***Before Swapping***"); System.out.println("Number 1 : "+num1); System.out.println("Number 2 : "+num2); //Swap logic num1 = num1 + num2; num2 = num1 – num2; num1 = […]

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Java program to Display Multiplication Table

1 2 3 4 5 6 7 8 9 10 11 12 class MultiplicationTable{ public static void main(String args[]){ int num = Integer.parseInt(args[0]); System.out.println("*****MULTIPLICATION TABLE*****"); for(int i=1;i<=num;i++){ for(int j=1;j<=num;j++){ System.out.print(" "+i*j+" "); } System.out.print("\n"); } } }

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Java program to Concatenate natural numbers up to given range

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 /* Write a program to Concatenate natural numbers up to given range using for Loop Example: Input – 5 Output – 1 2 3 4 5 */ class Join{ public static void main(String args[]){     int num = […]

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Java program to find sum of all integers between 100 & 200 that are divisible by 7

1 2 3 4 5 6 7 8 9 10 11 12 /* Write a program to find sum of all integers greater than 100 and less than 200 that are divisible by 7 */ class SumOfDigit{ public static void main(String args[]){ int result=0; for(int i=100;i<=200;i++){ if(i%7==0) result+=i; } System.out.println("Output of Program is : "+result); […]

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Java program to find Fibonacci series of a given number

Java program to find Fibonacci series of a given number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 /*Write a program to find Fibonacci series of a given no. Example : Input – 8 Output – 1 1 2 3 5 8 13 21 […]

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Java program to Find Factorial of Given no.

1 2 3 4 5 6 7 8 9 10 11 class Factorial{ public static void main(String args[]){ int num = Integer.parseInt(args[0]); //take argument as command line int result = 1; while(num>0){ result = result * num; num–; } System.out.println("Factorial of Given no. is : "+result); } }

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Java program to find SUM AND PRODUCT of a given Digit.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 class Sum_Product_ofDigit{ public static void main(String args[]){ int num = Integer.parseInt(args[0]); //taking value as command line argument. int temp = num,result=0; //Logic for sum of digit while(temp>0){ result = result + temp; temp–; } […]

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Java program to generate 5 Random nos. between 1 to 100

1 2 3 4 5 6 7 8 9 10 /*Write a program to generate 5 Random nos. between 1 to 100, and it should not follow with decimal point. */ class RandomDemo{ public static void main(String args[]){ for(int i=1;i<=5;i++){ System.out.println((int)(Math.random()*100)); } } }