Compilare: main.cpp: In function 'void citire()': main.cpp:20:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d",&n,&D); ^ main.cpp:23:45: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%Lf %Lf",&Pol[i].x,&Pol[i].y); ^ main.cpp: In function 'int main()': main.cpp:75:35: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("teren2.in","r",stdin); ^ main.cpp:76:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("teren2.out","w",stdout); ^