text.cpp: In function 'void nr_posib()': text.cpp:40: warning: array subscript has type 'char' text.cpp: In function 'void armonie_optima()': text.cpp:75: warning: array subscript has type 'char' text.cpp: In function 'int main()': text.cpp:183: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result text.cpp:184: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result text.cpp:187: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result