Borderou de evaluare (job #137999)

Compilare: main.cpp: In function 'int main()': main.cpp:13:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 13 | freopen("romb.in","r",stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~ main.cpp:14:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 14 | freopen("romb.out","w",stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:16:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 16 | scanf("%d\n", &n); | ~~~~~^~~~~~~~~~~~ main.cpp:42:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 42 | scanf("%c", &c); | ~~~~~^~~~~~~~~~