Compilare: main.cpp:1:2: warning: #import is a deprecated GCC extension [-Wdeprecated] #import<bits/stdc++.h> ^~~~~~ main.cpp:2:26: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] using namespace std;main(){freopen("oluna.in","r",stdin);freopen("oluna.out","w",stdout);int q;cin>>q;while(q--){long long n;cin>>n;if(n&1)cout<<0<<"\n";else{n/=2;long long x=n/6,y=n%6;cout<<x*x*3+y*x+(y>=3)+(y>=5)<<"\n";}}} ^ main.cpp: In function 'int main()': main.cpp:2:57: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] using namespace std;main(){freopen("oluna.in","r",stdin);freopen("oluna.out","w",stdout);int q;cin>>q;while(q--){long long n;cin>>n;if(n&1)cout<<0<<"\n";else{n/=2;long long x=n/6,y=n%6;cout<<x*x*3+y*x+(y>=3)+(y>=5)<<"\n";}}} ^ main.cpp:2:89: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] using namespace std;main(){freopen("oluna.in","r",stdin);freopen("oluna.out","w",stdout);int q;cin>>q;while(q--){long long n;cin>>n;if(n&1)cout<<0<<"\n";else{n/=2;long long x=n/6,y=n%6;cout<<x*x*3+y*x+(y>=3)+(y>=5)<<"\n";}}} ^