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Check character is uppercase, lowercase, digit or symbol in C

if else if - Question 4

In this question, we will see how input a character and check if it is an uppercase alphabet or lowercase alphabet or digit or a special symbol in C programming using the if else if statement. To know more about if else if statement click on the if else if statement lesson.

Q4) Write a program in C to input a character and check if it is an uppercase alphabet or lowercase alphabet or digit or a special symbol.

Program

#include <stdio.h>
#include <conio.h>

int main()
{
    char c;
    printf("Enter a character ");
    scanf("%c",&c);
    if(c>='A' && c<='Z')
    {
        printf("Uppercase alphabet");
    }
    else if(c>='a' && c<='z')
    {
        printf("Lowercase alphabet");
    }
    else if(c>='0' && c<='9')
    {
        printf("Digit");
    }
    else
    {
        printf("Special symbol");
    }
    return 0;
}

Output

Enter a character 8
Digit
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