Borderou de evaluare (job #311027)

Compilare: user.cpp: In function ‘int getNr()’: user.cpp:44:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] user.cpp:54:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] user.cpp: In function ‘int cautBin(int)’: user.cpp:121:9: warning: unused variable ‘c’ [-Wunused-variable] user.cpp: In function ‘void ansQues()’: user.cpp:173:9: warning: unused variable ‘mid’ [-Wunused-variable] user.cpp: In function ‘void refillBuff()’: user.cpp:28:32: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]