Ask a user to input a string
Program should determine the number of occurrences of the letters
contained on the input string based on the English alphabet.
Note: Treat every character as uppercase characters numeric.
Numeric characters are omitted.
Input: Object Oriented Programming 1
A ? 1 F ? 0 K ? 0 P ? 1 U - 0 Z - 0
B ? 0 G ? 1 L ? 0 Q ? 0 V - 0
C ? 0 H ? 0 M ? 2 R ? 3 W - 0
D ? 1 I ? 2 N ? 2 S ? 0 X ? 0
E ? 3 J ? 0 O ? 3 T ? 2 Y ? 0
The program should contain three (3) methods, namely:
method where implementation and execution takes place
method that will be invoked to execute the string input
method that will be invoked to execute the displaying of the
characters and their occurrence