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