65 lines
1.4 KiB
C
65 lines
1.4 KiB
C
|
// License: AGPLv3 or later. https://www.gnu.org/licenses/licenses.html
|
||
|
|
|
||
|
|
/* General functions which can be used in any program
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _GENERAL_FUNCTIONS_H_
|
||
|
|
#define _GENERAL_FUNCTIONS_H_
|
||
|
|
|
||
|
|
#include <vector>
|
||
|
|
|
||
|
|
std::vector<std::string> get_textfile_lines(std::string filename);
|
||
|
|
|
||
|
|
int random_int(int lower_bound, int upper_bound);
|
||
|
|
|
||
|
|
bool is_string_some_positive_number(std::string a_string);
|
||
|
|
|
||
|
|
/* Its a good practice to prototype all functions including which are
|
||
|
|
* defined in header file itself such as inline functions before defining
|
||
|
|
* any function. This way, even if we use one function in another
|
||
|
|
* function, we do not have to worry about function undefined error
|
||
|
|
* possibilities.
|
||
|
|
*/
|
||
|
|
|
||
|
|
inline int absolute_number(int number);
|
||
|
|
|
||
|
|
inline int smaller_number(int a, int b);
|
||
|
|
|
||
|
|
inline int bigger_number(int a, int b);
|
||
|
|
|
||
|
|
/* this function is used between different parts of program's standard
|
||
|
|
* output for better sepration of dissimilar outputs
|
||
|
|
*/
|
||
|
|
inline void print_three_newlines();
|
||
|
|
|
||
|
|
inline int absolute_number(int number)
|
||
|
|
{
|
||
|
|
if (number < 0)
|
||
|
|
return -(number);
|
||
|
|
else
|
||
|
|
return number;
|
||
|
|
}
|
||
|
|
|
||
|
|
inline int smaller_number(int a, int b)
|
||
|
|
{
|
||
|
|
if (a > b)
|
||
|
|
return b;
|
||
|
|
else
|
||
|
|
return a;
|
||
|
|
}
|
||
|
|
|
||
|
|
inline int bigger_number(int a, int b)
|
||
|
|
{
|
||
|
|
if (a < b)
|
||
|
|
return b;
|
||
|
|
else
|
||
|
|
return a;
|
||
|
|
}
|
||
|
|
|
||
|
|
inline void print_three_newlines()
|
||
|
|
{
|
||
|
|
std::cout << "\n" << std::endl;
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|