How to print hexadecimal in c

Using %x format specifier in printf, we can print the hexadecimal values.

%x

%x will print the hexadecimal in small letters.

Like, aaff2, ffd etc.

#include<stdio.h>

int main()
{
    int i = 255;

    printf("255 in hexadecimal = %x\n",i);

    return 0;
}

255 in hexadecimal = ff

%X will print the hexadecimal in capital letters.

Like, AAFF2, FFD etc.

#include<stdio.h>

int main()
{
    int i = 255;

    printf("255 in hexadecimal = %X\n",i);

    return 0;
}

255 in hexadecimal = FF