16-01.c

// printf format specifiers

#include <stdio.h>

int main(void) {

	char            c = 'X';
	char            s[] = "abcdefghijklmnopqrstuvwxyz";
	int             i = 425;
	short int       j = 17;
	unsigned int    u = 0xf179U;
	long int        l = 75000L;
	long long int   L = 0x1234567812345678LL;
	float           f = 12.978F;
	double          d = -97.4583;
	char            *cp = &c;
	int             *ip = &i;
	int             c1, c2;

	printf ("Integers:\n");
	printf ("%i %o %x %u\n", i ,i ,i, i);
	printf ("%x %X %#x %#X\n", i, i, i, i);
	printf ("%+i % i %07i %.7i\n", i, i, i, i);
	printf ("%i %o %x %u\n", j ,j ,j, j);
	printf ("%i %o %x %u\n", u ,u ,u, u);
	printf ("%ld %lo %lx %lu\n", l ,l ,l, l);
	printf ("%lli %llo %llx %llu\n", L ,L ,L, L);

	printf ("\nFloats and Doubles:\n");
	printf ("%f %e %g\n", f, f, f);
	printf ("%.2f %.2e\n", f, f);
	printf ("%.0f %.0e\n", f, f);
	printf ("%7.2f %7.2e\n", f ,f);
	printf ("%f %e %g\n", d ,d ,d);
	printf ("%.*f\n", 3 ,d);
	printf ("%*.*f\n", 8 ,2 ,d);

	printf ("\nCharacters:\n");
	printf ("%c\n", c);
	printf ("%3c%3c\n", c, c);
	printf ("%x\n", c);

	printf ("\nStrings:\n");
	printf ("%s\n", s);
	printf ("%.5s\n", s);
	printf ("%30s\n", s);
	printf ("%20.5s\n", s);
	printf ("%-20.5s\n", s);

	printf ("\nPointers:\n");
	printf ("%p  %p\n\n",  ip,  cp);

	printf ("This%n is fun.%n\n", &c1, &c2);
	printf ("c1 = %i, c2 = %i\n", c1, c2);

    return 0;

}