Compilare: user.cpp: In function ‘void sterg(int, int)’: user.cpp:40: warning: unused variable ‘q’ user.cpp: In function ‘void back(int)’: user.cpp:60: warning: array subscript has type ‘char’ user.cpp:60: warning: array subscript has type ‘char’ user.cpp:60: warning: array subscript has type ‘char’ user.cpp:60: warning: array subscript has type ‘char’ user.cpp:70: warning: array subscript has type ‘char’ user.cpp:70: warning: array subscript has type ‘char’ user.cpp:74: warning: array subscript has type ‘char’ user.cpp:74: warning: array subscript has type ‘char’ user.cpp:74: warning: array subscript has type ‘char’ user.cpp:74: warning: array subscript has type ‘char’ user.cpp:74: warning: array subscript has type ‘char’ user.cpp:74: warning: array subscript has type ‘char’ user.cpp:76: warning: array subscript has type ‘char’ user.cpp:76: warning: array subscript has type ‘char’ user.cpp:77: warning: array subscript has type ‘char’ user.cpp:77: warning: array subscript has type ‘char’ user.cpp:78: warning: array subscript has type ‘char’ user.cpp:78: warning: array subscript has type ‘char’ user.cpp:81: warning: array subscript has type ‘char’ user.cpp:82: warning: array subscript has type ‘char’ user.cpp:84: warning: array subscript has type ‘char’ user.cpp:84: warning: array subscript has type ‘char’ user.cpp:86: warning: array subscript has type ‘char’ user.cpp:86: warning: array subscript has type ‘char’ user.cpp:90: warning: array subscript has type ‘char’ user.cpp:90: warning: array subscript has type ‘char’ user.cpp:91: warning: array subscript has type ‘char’ user.cpp:91: warning: array subscript has type ‘char’ user.cpp:94: warning: array subscript has type ‘char’ user.cpp:94: warning: array subscript has type ‘char’ user.cpp:95: warning: array subscript has type ‘char’ user.cpp:95: warning: array subscript has type ‘char’ user.cpp:96: warning: array subscript has type ‘char’ user.cpp:96: warning: array subscript has type ‘char’ user.cpp: In function ‘int main()’: user.cpp:103: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:104: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:105: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:106: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:107: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:111: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:112: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result