Borderou de evaluare (job #166947)

Compilare: user.cpp: In function ‘void unite(int, int)’: user.cpp:82:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] user.cpp: In function ‘void unite2(int, int)’: user.cpp:106:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] user.cpp: In function ‘int main()’: user.cpp:116:36: warning: deprecated conversion from string constant to ‘char*’ [-Wwrite-strings] user.cpp:117:44: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] user.cpp: In constructor ‘myIfstream::myIfstream(char*)’: user.cpp:26:39: 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 member function ‘void myIfstream::advance()’: user.cpp:18:43: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]