Java Week 8:Q1 Write a program which will print a pyramid of "" 's of height "n" and print the number of "" 's in the pyramid.

For example: input : 5 output: * * * * * * * * * * * * * * * * * * * * * * * * * 25 

Java Week 8:Q2 Write a program which will print a pascal pyramid of "*" 's of height "l" .

For example: input: 8 output : * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * 

Java Week 8:Q3 Write a program which will print a pyramid of "numbers" 's of height "n" and print the sum of all number's in the pyramid.

For example: input: 5 output: 1 1 2 3 1 2 3 4 5 1 2 3 4 5 6 7 1 2 3 4 5 6 7 8 9 95 

Java Week 8:Q4 Write a program to print symmetric Pascal's triangle of "*" 's of height "l" of odd length . If input "l" is even then your program will print "Invalid line number".

For example: input : 5 output: * * * * * * * * * input : 6 output: Invalid line number 

Java Week 8:Q5 Write a program to display any digit(n) from 0-9 using "7 segment display".

 For example: input : 5 output : _ |_ _| input : 4 output : |_| |