📅  最后修改于: 2022-03-11 15:04:44.380000             🧑  作者: Mango
//vowel or consonant check program in C using only the if
#include
#include
int main()
{
char letter;
printf("Enter a letter: \n");
scanf("%c", &letter);
if (letter >= 65 && letter <= 90 || letter >= 97 && letter <= 122) //this line check if you have entered a letter based on the ascii chart
{
if (letter == 'a' || letter == 'A' || letter == 'e' || letter == 'E' || letter == 'i' || letter == 'I' || letter == 'o' || letter == 'O' || letter == 'u' || letter == 'U')
{
printf("The letter that you have entered (%c) is a vowel\n", letter);
}
else
{
printf("The letter that you have entered (%c) is a consonant\n", letter);
}
}
else
{
printf("You didn't enter any letter\n");
}
system("pause");
return 0;
}