#include <stdio.h>
#include <ctype.h>
int main () {
char var1[] = tuts;
char var2[] = 0xE;
if( isxdigit(var1[0]) ) {
printf(var1 = |%s| is hexadecimal character\n, var1 );
} else {
printf(var1 = |%s| is not hexadecimal character\n, var1 );
}
if( isxdigit(var2[0] )) {
printf(var2 = |%s| is hexadecimal character\n, var2 );
} else {
printf(var2 = |%s| is not hexadecimal character\n, var2 );
}
return(0);
}