Check Vowel in C

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Q. Write a C program to check a character is vowel or not.

#include <stdio.h>
#include <conio.h>
 
void main()
{
    char ch;
    clrscr();
    printf("Enter a character: ");
    scanf("%c", &ch);
    if (ch == 'a' || ch == 'A' || ch == 'e' || ch == 'E' || ch == 'i' || ch == 'I' 
    || ch =='o' || ch=='O' || ch == 'u' || ch == 'U')
    {
        printf("%c is a vowel.", ch);
    }
    else
    {
        printf("%c isn't a vowel.", ch);
    }
    getch();
}
Run ›

Q. Write an algorithm to check a character is vowel or not.

 Step 1: Start

Step 2: Declare a character variable `ch`

Step 3: Prompt the user to enter a character

Step 4: Read the input character and store it in `ch`

Step 5: Check if the character `ch` is one of the vowels:

- If `ch` is `'a'` or `'A'` or `'e'` or `'E'` or `'i'` or `'I'` or `'o'` or `'O'` or `'u'` or `'U'`

Then

- Print "`ch` is a vowel."

- Else

- Print "`ch` isn't a vowel."

Step 6: End
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