void float_eg() {
int x = 3490593;
float f = (float) x;
printf("For x = %d\n", x);
show_int(x);
show_float(f);
x = 3510593;
f = (float) x;
printf("For x = %d\n", x);
show_int(x);
show_float(f);
}
int main() {
int intVariable = 10;
float floatVariable = 2.5f;
int* intPointer = &intVariable;
int intValue = *intPointer;
short shortVariable = 10;
long longVariable = 65535;
double doubleVariable = 0.000125f;
printf("int:");
show_int(intVariable);
printf("float:");
show_float(floatVariable);
printf("pointer:");
show_pointer(intPointer);
printf("short:");
show_short(shortVariable);
printf("long:");
show_long(longVariable);
printf("double:");
show_double(doubleVariable);
}
void test_show_bytes(int val){
int ival = val;
float fval = (float) ival;
int* pval = &ival;
show_int(ival);
show_float(fval);
show_pointer(pval);
}
int main(void)
{
int data = 0x12345678;
float data_f = 0.12345;
show_int(data);
show_float(data_f);
return 0;
}
int
main() {
int i = 240;
float f = 22.2;
show_int(i);
show_float(f);
show_pointer(&f);
return 0;
}
void main() {
int ival = 0x123456;
float fval = (float) ival;
int *pval = &ival;
show_int(ival);
show_float(fval);
show_pointer(pval);
}
int main(){
long int x;
int y;
float z;
scanf( "%f",&z );
show_float( z );
scanf( "%d",&y );
show_int(y);
return 0;
}
int main(int argc, char *argv[])
{
char carray[5] = {'a','b','c','d','e'};
int ix = 11111;
float fx = -0.75;
int idx;
//validate the command line
if( argc < 2 || !((strcasecmp(argv[1], "-all") == 0)
|| (strcasecmp(argv[1], "-char") == 0)
|| (strcasecmp(argv[1], "-int") == 0 )
|| (strcasecmp(argv[1], "-fl") == 0 )))
{
printf ("%s", "Invalid input: ");
//display the command line input
for (idx = 0; idx<argc; idx++)
{
printf ("argv[%d] = %s ", idx, argv[idx]);
}
printf ("\n");
printf ( "%s\n", "The input format: program -[all, char, int, fl] number\n");
} else {
if (strcasecmp(argv[1], "-char") == 0)
{
print_format = PRINT_CHAR;
printf("show_bytes...\n");
show_bytes(carray, 5);
//show_pointer(carray);
}
if (strcasecmp(argv[1], "-int") == 0)
{
print_format = PRINT_INT;
show_int(ix);
show_pointer(&ix);
}
if (strcasecmp(argv[1], "-fl") == 0)
{
print_format = PRINT_FLOAT;
show_float(fx);
show_pointer(&fx);
}
}
// printf("show_bytes...\n");
// show_bytes(carray, 5);
// show_int(ix);
// show_float(fx);
}
int main()
{
int a = 10;
float b = 11.5;
double c = 13.33;
void *d = &a;
show_int(a);
printf("\n");
show_float(b);
printf("\n");
show_double(c);
printf("\n");
show_pointer(d);
getchar();
}
int
main()
{
int val = 0x87654321;
byte_pointer valp = (byte_pointer) &val;
show_int(val);
show_float((float) val);
show_pointer(valp);
show_bytes(valp, 1);
show_bytes(valp, 2);
show_bytes(valp, 3);
return 0;
}
int main(int argc, char *argv[])
{
int i;
unsigned uf;
if (argc < 2)
usage(argv[0]);
for (i = 1; i < argc; i++) {
char *sval = argv[i];
if (get_num_val(sval, &uf)) {
show_float(uf);
} else {
printf("Invalid 32-bit number: '%s'\n", sval);
usage(argv[0]);
}
}
return 0;
}
void test_show_bytes(int val)
{
int ival = val;
float fval = (float) ival;
int *pval = &ival;
short sval = (short) ival;
long lval = (long) ival;
double dval = (double) ival;
show_int(ival);
show_float(fval);
show_pointer(pval);
show_short(sval);
show_long(lval);
show_double(dval);
printf("\n");
}
int main(int argc, char *argv[])
{
char carray[5]={'a', 'b', 'c', 'd', 'e'};
int ix = 11111;
float fx = 1.5;
int idx;
if (argc == 1 )
{
printf ( "help info: %s\n", "the input format is");
} else {
for (idx = 0; idx<argc; idx++)
{
printf ("argv[%d] = %s ", idx, argv[idx]);
}
if (strcasecmp(argv[1], "-c") == 0)
{
print_format = PRINT_CHAR;
printf("argv show_bytes...\n");
show_bytes(carray, 5);
}
if (strcasecmp(argv[1], "-i") == 0)
{
print_format = PRINT_INT;
show_int(ix);
}
if (strcasecmp(argv[1], "-f") == 0)
{
print_format = PRINT_FLOAT;
show_float(fx);
}
}
// printf("show_bytes...\n");
// show_bytes(carray, 5);
// show_int(ix);
// show_float(fx);
}
int main(){
show_int(3510593);
show_float(3510593.0);
}
