Question

How to generate a random letter in C

Answer 1

#include <time.h>
#include <stdio.h>
#include <stdlib.h>

char generate_random_letter(void) {
    char random_letter;
    int random_index = rand() % 52;
    
    if (random_index < 26) {
        random_letter = 'A' + random_index;
    } else {
        random_letter = 'a' + random_index - 26;
    }
    
    return random_letter;
}

int main() {
    srand(time(NULL));
    
    printf("%c\n", generate_random_letter());
    
    printf("%c\n", generate_random_letter());
    
    return 0;
}





 
/*
run:
   
O
q
 
*/

 

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