Borderou de evaluare (job #403618)

Eroare de compilare: user.cpp:2:1: error: 'ifstream' does not name a type user.cpp:3:1: error: 'ofstream' does not name a type user.cpp: In function 'int main()': user.cpp:8:4: error: expected initializer before '>>' token user.cpp:9:1: error: 'nr' was not declared in this scope user.cpp:12:1: error: 'x' was not declared in this scope user.cpp:17:1: error: 'y' was not declared in this scope user.cpp:20:5: error: 'x' was not declared in this scope user.cpp:20:8: error: 'y' was not declared in this scope user.cpp:22:1: error: 'fout' was not declared in this scope