Eroare de compilare: user.cpp:6: error: expected initializer before ‘int’ user.cpp: In function ‘void citire()’: user.cpp:10: error: ‘n’ was not declared in this scope user.cpp:11: error: ‘i’ was not declared in this scope user.cpp:13: error: ‘v’ was not declared in this scope user.cpp: In function ‘void ir_()’: user.cpp:18: error: ‘i’ was not declared in this scope user.cpp:18: error: ‘n’ was not declared in this scope user.cpp:19: error: ‘j’ was not declared in this scope user.cpp:21: error: ‘v’ was not declared in this scope user.cpp:25: error: ‘f’ was not declared in this scope user.cpp:29: error: ‘v’ was not declared in this scope user.cpp:31: error: ‘f’ was not declared in this scope user.cpp: In function ‘int main()’: user.cpp:43: error: ‘f’ was not declared in this scope