import random

MAX_ELEMENTS = 25

# Each character is assigned a numeric (ASCII) code e.g. A = 65, B = 66
# a = 97, b = 98... { = 123...
# For the extended code set: https://www.ascii-code.com/
MIN_CHAR = 33
MAX_CHAR = 126


# args(none)
# return(a randomly generated character) from ! to ~
def generateElement():
    #Declare variables for function
    aChar = " "
    dieRoll = -1

    dieRoll = random.randrange(MIN_CHAR,(MAX_CHAR+1))
    aChar = chr(dieRoll)     # Function to convert ASCII code to a character
    return (aChar)

# args(none)
# Creates a list of 1 - 100 elements each element a string of length 1
# return (reference to the list)
def createList():
    #Declare variables for function
    aList = []
    size = -1
    i = -1

    size = random.randrange(1,(MAX_ELEMENTS+1))
    i = 0
    while (i < size):
        aList.append(generateElement())        
        i = i + 1    
    return(aList,size)

# args(none)
# displays an index followed by each list element on it's own line
# return(nothing)
def display(aList,size):
    #Declare variables for function
    i = -1
   
    i = 0
    while (i < size):
        print("Element at index[%d]=%s" %(i,aList[i]))
        i = i + 1    

# args(reference to a list)
# Function counts and returns the number of instances of a character that is
# entered by the user found in the list.
# return(integer)
def count(aList,size):
    #Declare variables for function 
    count = -1
    i = -1
    aChar = ""    

    i = 0
    count = 0
    aChar = input("Enter the character that you want a count of in the list: ")
    while (i < size):
        if (aChar == aList[i]):
            count = count + 1
        i = i + 1
    return(count)

#Starting execution point for the program
def start():
    #Declare variables local to starty
    aList = []
    size = -1

    aList,size = createList()
    display(aList,size)
    print(count(aList,size))
start()