Borderou de evaluare (job #147794)

Compilare: user.cpp: In function ‘int get_int()’: user.cpp:46:19: warning: array subscript has type ‘char’ [-Wchar-subscripts] user.cpp:57:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] user.cpp: In function ‘void main3()’: user.cpp:151:45: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:187:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:198:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:210:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:168:9: warning: variable ‘aux’ set but not used [-Wunused-but-set-variable] user.cpp: In function ‘int main()’: user.cpp:311:14: warning: variable ‘nod’ set but not used [-Wunused-but-set-variable] user.cpp: In function ‘char get_char()’: user.cpp:33:29: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]