Practice 1

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Practice 1

String Exercises
Due Date: Sat 25-2-2017 at 9:00pm

Name: *

ID: *

Section: *

CS4E

IA_4

CS4A

Write the required Java statements to do the following:

All input data are read from a scanner object.

1. Count the number of vowel letters in a given word and display them to the user. E.g. input : hello; output: 2 e o *

2. Check if a given word contains numerical digits and display the number and its square value. E.g. input: student12; output: 12 144 *

3. Check if a given word is Palindrome. E.g. input: lolo ; output: not palindrome; input: maxam; output: palindrome *

For the following piece of code:

String input = "Today is a great day";
int count = 0;
for(int i = 0; i< input.length(); i++)
if(input.charAt(i) == 'a')
count+=1;
System.out.println(count);

1. What is the output: *

2. The last index of 'a' is: *

3. The code does the following: *

count the occurrence of vowels in input

count the occurrence of consonants in input

count the occurrence of a in input

none of the above

How do you rate this exercise set

I think this set of problems is *

very hard! I'm thinking of changing my major :(

very easy, I'm way better than that! BRING IT ON :)

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