Borderou de evaluare (job #589438)

Compilare: main.cpp: In function 'int main()': main.cpp:6:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 6 | freopen("zigzag.in","r",stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:7:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 7 | freopen("zigzag.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%d",&cr,&n); | ~~~~~^~~~~~~~~~~~~~~ main.cpp:31:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 31 | scanf("%c",&c); | ~~~~~^~~~~~~~~ main.cpp:32:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 32 | scanf("%c",&c); | ~~~~~^~~~~~~~~ main.cpp:36:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 36 | scanf("%c",&c); | ~~~~~^~~~~~~~~