Borderou de evaluare (job #464031)

Compilare: main.cpp: In function 'int main()': main.cpp:8:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 8 | freopen("romb.in", "r", stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~ 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.out", "w", stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:10:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 10 | scanf("%d", &N); | ~~~~~^~~~~~~~~~ main.cpp:11:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 11 | scanf("%c", &ch); | ~~~~~^~~~~~~~~~~ main.cpp:21:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 21 | scanf("%c", &A[0][j]); | ~~~~~^~~~~~~~~~~~~~~~