Borderou de evaluare (job #145300)

Compilare: main.cpp: In function 'int main()': main.cpp:5:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 5 | freopen("paint.in","r",stdin); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~ 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("paint.out","w",stdout); | ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:8:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 8 | scanf("%d%d",&n,&m); | ~~~~~^~~~~~~~~~~~~~ main.cpp:12:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 12 | scanf("%d",&k); | ~~~~~^~~~~~~~~ main.cpp:18:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 18 | scanf("%d",&q); | ~~~~~^~~~~~~~~ main.cpp:22:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 22 | scanf("%d%d%d%d",&i1,&j1,&i2,&j2); | ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~