Borderou de evaluare (job #87259)

Compilare: user.cpp:45:29: warning: deprecated conversion from string constant to ‘char*’ [-Wwrite-strings] user.cpp: In constructor ‘MyIfstream::MyIfstream(char*)’: user.cpp:32:41: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp: In function ‘int main()’: user.cpp:93:41: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp: In member function ‘void MyIfstream::advance()’: user.cpp:25:45: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp: In function ‘int main()’: user.cpp:119:19: warning: ‘ans’ may be used uninitialized in this function [-Wuninitialized]