/* return the available free swap space in unit of MB */
uint64_t
get_free_swap(void)
{
struct anoninfo ai;
unsigned freemem;
if (swapctl(SC_AINFO, &ai) != -1) {
/* in the unit of KB */
freemem = (int)(ctok(ai.ani_max) - ctok(ai.ani_resv));
}
else
freemem = 0;
return (freemem/1024);
}
int main()
{
double c = 0; // declare input variable
cin >> c; // retrieve temperature to input variable
double k = ctok(c); // convert temperature
cout << k << "/n" ; // print out temperature
}
int main()
{
double c = 0;
cin >> c;
double k = ctok(c);
cout << k << '\n';
}
int
main()
{
double c = 0;
cin >> c;
double k = ctok(c);
cout << k << endl;
}
int main()
try {
double c = 0; // declare input variable
cin >> c; // retrieve temperature to input variable
double k = ctok(c); // convert temperature
cout << k << "/n" ; // print out temperature
}
catch (DegreeErrror) {
cerr << "Degree error\n";
}
int main()
try {
char d;
double t = 0; // declare input variable
cout << "Please, choose the type of conversion (c for Celsius to Kelvin and k for Kelvin to Celsius)\n";
cin >> d; // retrieve temperature to input variable
cout << "Please, enter the number\n";
cin >> t; // retrieve temperature to input variable
double k = ctok(t, d); // convert temperature
cout << k << "/n" ; // print out temperature
}
catch (DegreeErrror) {
cerr << "Degree error\n";
}
int main ()
{
double c = 0; // declare input variable
cin >> c; // retrieve temperature to input variable
double k = ctok(c); // retrive result of celsius to kelvin
cout << k << endl; // print out temperature
cin >> c; // retrieve temperature to input variable again.
double cel = ktoc(c); // retrive result of kelvin to celsius
cout << cel << endl; // print out temperature
keep_window_open();
}
int main(int argc, char* argv[])
{
if (argc != 3) {
print_help(argv[0]);
exit(EXIT_FAILURE);
}
char* endptr = NULL;
errno = 0;
float temp = strtof(argv[2], &endptr);
if (errno || *endptr)
die("Your temperature is not a valid number.");
puts("Your argument converts to:");
switch (argv[1][1]) {
case 'c':
printf("%.2fK\n", ctok(temp));
printf("%.2fF\n", ctof(temp));
break;
case 'f':
printf("%.2fC\n", ftoc(temp));
printf("%.2fK\n", ftok(temp));
break;
case 'k':
printf("%.2fC\n", ktoc(temp));
printf("%.2fF\n", ktof(temp));
break;
default:
die("Unknown temperature type");
}
return EXIT_SUCCESS;
}
