Compilare: main.cpp: In function 'int main()': main.cpp:72:34: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("take5.in","r",stdin); ^ main.cpp:73:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("take5.out","w",stdout); ^ main.cpp:77:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%lld",&n,&s); ^ main.cpp:80:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&v[i]); ^ main.cpp: In function 'int get(int)': main.cpp:64:1: warning: control reaches end of non-void function [-Wreturn-type] } ^