Question

How to use itoa with scanf() in C

Answer 1

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

int main()
{
    char buffer[32];
    int i;

    printf("Enter a number: ");
    if (scanf("%d", &i) == 1) {
        _itoa(i, buffer, 10);
        printf("decimal: %s\n", buffer);
        _itoa(i, buffer, 16);
        printf("hexadecimal: %s\n", buffer);
        _itoa(i, buffer, 2);
        printf("binary: %s\n", buffer);
    }

    return 0;
}




/*
run:
 
Enter a number: 255
decimal: 255
hexadecimal: ff
binary: 11111111
 
*/

 

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