Please write a C code in CODE blocks for this question . I will upvote if correct

Upload your code Write a C program to input the first three letters of your first name (one by one) and check whether there are at least 2 vowels? Requirements . Your program should work for uppercase and lowercase letters Do not use arrays even if you know how to! Hint: English alphabets. , 1.o and both lowercase and uppercase are known as vowels. Alphabets other than vowels are known as consonants. Estimated solving time: 10 minutes