Mid2 16th_Find_Occurrences_of_Number
l=[1,2,2,3,2,4]
a=int(input("Enter the number: "))
s=[]
for i in range(len(l)):
if l[i]==a:
s.append(i)
print(s)
print(len(s))
#output:
Enter the number: 2
[1, 2, 4]
3
JAVA Lab Programs
1. Calculator using switch case: import java.util.Scanner; public class Calculator{ public static void main (String[] args) { Scanner scanner = new Scanner(System. in ); System. out .println( "Calculator" ); System. out .println( "1. Addition" ); System. out .println( "2. Subtraction" ); System. out .println( "3. Multiplication" ); System. out .println( "4. Division" ); System. out .println( "5. Exit" ); System. out .println( "Enter your choice: " ); int choice = scanner.nextInt(); switch (choice){ case 1 : System. out .println( "Enter two numbers: " ); int num1 = scanner.nextInt(); int num2 = scanner.nextInt(); int sum = num1 + num2; System. out .println( "The sum is: " + sum); break ; case 2 :
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