which of the following function is used to find the last occurrence of a character in a string code example

Example 1: find last occurrence of character in string c++

auto find_char = 'a'
size_t last_occurence_index = str.find_last_of(find_char);

Example 2: how to find the last occurrence of a character in a string in python

original_string = "sentence one. sentence two. sentence three"

last_char_index = original_string.rfind(".")
new_string = original_string[:last_char_index] + "," + original_string
print(new_string)
"sentence one. sententce two, sentence three"

Example 3: Complete the function to return the last X number of characters in the given string

def getLast(mystring, x):
    y=len(mystring) - x                  #finding index from where the string needs to be printed
    for i in range(y,(len(mystring))):   # printing from y index to end of string
        print(mystring[i],end="")
    
getLast('WGU College of IT', 13)