Compilare: user.cpp: In function ‘int ComputeDimensions()’: user.cpp:41:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int main()’: user.cpp:47:9: warning: unused variable ‘top’ [-Wunused-variable] int top = 0; ^ user.cpp:44:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("noroc.in", "r", stdin); ^