Borderou de evaluare (job #379384)

Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:14:17: warning: left operand of comma operator has no effect [-Wunused-value] user.cpp:25:9: error: ‘i’ was not declared in this scope user.cpp:29:13: error: ‘v’ was not declared in this scope user.cpp:31:9: error: ‘n’ was not declared in this scope user.cpp:33:10: error: ‘i’ was not declared in this scope user.cpp:33:12: error: ‘n’ was not declared in this scope user.cpp:34:10: error: ‘v’ was not declared in this scope user.cpp:9:28: warning: unused variable ‘nr’ [-Wunused-variable] user.cpp:9:33: warning: unused variable ‘a’ [-Wunused-variable] user.cpp:9:37: warning: unused variable ‘b’ [-Wunused-variable]