Borderou de evaluare (job #9415)

Compilare: main.cpp: In function 'int main()': main.cpp:6:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 6 | freopen("paint.in","r",stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:7:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 7 | freopen("paint.out","w",stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:8:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 8 | scanf("%d%d",&m,&n); | ~~~~~^~~~~~~~~~~~~~ main.cpp:13:46: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 13 | scanf("%d",&x); | ~~~~~^~~~~~~~~ main.cpp:19:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 19 | scanf("%d",&q); | ~~~~~^~~~~~~~~ main.cpp:23:22: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 23 | scanf("%d%d%d%d",&a1,&b1,&a2,&b2); | ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~