Borderou de evaluare (job #308052)

Compilare: main.cpp: In function 'int main()': main.cpp:12:10: warning: variable 'ca' set but not used [-Wunused-but-set-variable] 12 | char ca; | ^~ main.cpp:9:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 9 | freopen("romb.in","r",stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~ main.cpp:10:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 10 | freopen("romb.out","w",stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~