Compilare: user.cpp: In function ‘short int suma_coloana(const char&, const char&, const char&)’: user.cpp:21: warning: array subscript has type ‘char’ user.cpp:21: warning: array subscript has type ‘char’ user.cpp:21: warning: array subscript has type ‘char’ user.cpp:21: warning: array subscript has type ‘char’ user.cpp: In function ‘short int best(const char&, const char&)’: user.cpp:28: warning: overflow in implicit constant conversion user.cpp:28: warning: overflow in implicit constant conversion user.cpp: In function ‘int main()’: user.cpp:55: warning: overflow in implicit constant conversion user.cpp:64: warning: format ‘%d’ expects type ‘int*’, but argument 2 has type ‘signed char*’ user.cpp:50: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:51: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:57: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:64: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result