string question

Yippee — Sun, 03 Dec 2006 22:59:14 +0800

can anyone help me as below??

[quote]Question 1
Write a program that prompts the user to enter a string and then prompts the user to enter a character. The program should display the number of times the character occurs in the string.

Sample output
Enter a string : I am so happy today
Enter a character : a
A occurs 3 times in the string[/quote]
[quote]Q7
Write a program that prompts the user to enter a string and then prompts the user to enter a character. The program should display the first occurrence of the character in the string. For example, if the user enters the string "asfrdbrt" and the character d, the program should say that the character d is character number 5 in the string. If the character does not occur in the string, the program should display an appropriate message.

Q7 sample output
Enter a string : I am so happy today
Enter a character : a
[/quote]

[quote]
Question 8
The first occurrences of a in the string is at position no.3[/quote]Q8
Write a program that prompts the user to enter two strings. The program should display "The strings are identical" if the strings are exactly the same and "the strings are not identical" if the strings are not exactly the same.

Q8 sample output
Enter first string : I am very tired
Enter second string : I am very sleepy

Both strings above are not the same[/quote]

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string question