Eroare de compilare: user.cpp:5:1: error: ‘ifstream’ is not a namespace-name ifstream cin("patrat.in"); ^ user.cpp:5:10: error: expected namespace-name before ‘cin’ ifstream cin("patrat.in"); ^ user.cpp:5:10: error: expected ‘;’ before ‘cin’ user.cpp:5:13: error: expected constructor, destructor, or type conversion before ‘(’ token ifstream cin("patrat.in"); ^ user.cpp:6:1: error: ‘ofstream’ does not name a type ofstream cout("patrat.out"); ^ user.cpp: In function ‘int main()’: user.cpp:16:2: error: ‘cin’ was not declared in this scope cin>>X>>Y; ^ user.cpp:16:2: note: suggested alternative: In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0, from user.cpp:1: /usr/include/c++/4.8/iostream:60:18: note: ‘std::cin’ extern istream cin; /// Linked to standard input ^ user.cpp:31:11: error: ‘cout’ was not declared in this scope cout<<i<< '\n'; ^ user.cpp:31:11: note: suggested alternative: In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0, from user.cpp:1: /usr/include/c++/4.8/iostream:61:18: note: ‘std::cout’ extern ostream cout; /// Linked to standard output ^ user.cpp:45:2: error: ‘cout’ was not declared in this scope cout << 0; ^ user.cpp:45:2: note: suggested alternative: In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0, from user.cpp:1: /usr/include/c++/4.8/iostream:61:18: note: ‘std::cout’ extern ostream cout; /// Linked to standard output ^ user.cpp:47:13: error: expected ‘}’ at end of input return 0; ^