Eroare de compilare: main.cpp:14:9: error: 'vector' does not name a type vector <char> Buff; ^~~~~~ main.cpp: In constructor 'Buffer::Buffer(char*, long int)': main.cpp:18:32: error: 'Buff' was not declared in this scope maxBuf = buffSize; Buff.resize(maxBuf); ^~~~ main.cpp: In member function 'Buffer& Buffer::operator>>(long int&)': main.cpp:23:28: error: 'Buff' was not declared in this scope while(!isDigit(Buff[pos])){ ^~~~ main.cpp:28:27: error: 'Buff' was not declared in this scope while(isDigit(Buff[pos])){ ^~~~ main.cpp: In member function 'bool Buffer::isDigit(char)': main.cpp:37:22: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] return c >= '0' & c <= '9'; ~~^~~~~~ main.cpp: In member function 'void Buffer::reFill()': main.cpp:40:20: error: 'Buff' was not declared in this scope fread(&Buff[0],1,maxBuf,stdin); pos = 0; ^~~~ main.cpp: In function 'int main()': main.cpp:93:37: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings] Buffer cin("puteri.in",1024*1024); ^ main.cpp:96:12: error: invalid initialization of non-const reference of type 'long int&' from an rvalue of type 'long int' cin >> n; ^ main.cpp:22:17: note: initializing argument 1 of 'Buffer& Buffer::operator>>(long int&)' Buffer& operator>>(long &dest){ ^~~~~~~~ main.cpp:98:19: error: invalid initialization of non-const reference of type 'long int&' from an rvalue of type 'long int' cin >> a[i] >> b[i] >> c[i]; ~~~^ main.cpp:22:17: note: initializing argument 1 of 'Buffer& Buffer::operator>>(long int&)' Buffer& operator>>(long &dest){ ^~~~~~~~ main.cpp:101:13: error: 'fin' was not declared in this scope fclose( fin ); ^~~ main.cpp: In constructor 'Buffer::Buffer(char*, long int)': main.cpp:17:40: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen(fileName,"r",stdin); ^ Non zero exit status: 1