Borderou de evaluare (job #303556)

Compilare: main.cpp: In function 'int main()': main.cpp:4:13: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 4 | freopen ("romb.in","r",stdin); | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~ main.cpp:5:13: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 5 | freopen ("romb.out","w",stdout); | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:8:11: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 8 | scanf ("%d ",&n); | ~~~~~~^~~~~~~~~~ main.cpp:15:19: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 15 | scanf ("%c",&c); | ~~~~~~^~~~~~~~~