Считается сопоставление в двух строках

# Python3 code to count number of matching
# characters in a pair of strings
 
# Function to count the matching characters
def count(str1, str2) :
 
    c = 0; j = 0;
 
    # Traverse the string 1 char by char
    for i in range(len(str1)) :
 
        # This will check if str1[i]
        # is present in str2 or not
        # str2.find(str1[i]) returns -1 if not found
        # otherwise it returns the starting occurrence
        # index of that character in str2
        if str1[i] in str2 :
            c += 1;
            #print(str1[i])
        j += 1;
     
    print("No. of matching characters are: ", c );
 
 
# Driver code
if __name__ == "__main__" :
    str1 = "aabcddekll12@";
    str2 = "bb2211@55k";
     
    count(str1, str2);
     
# This code is contributed by AnkitRai01
Gani Vk