Compilare: main.cpp:1:2: warning: #import is a deprecated GCC extension [-Wdeprecated] #import<fstream> ^~~~~~ main.cpp:2:2: warning: #import is a deprecated GCC extension [-Wdeprecated] #import<algorithm> ^~~~~~ main.cpp:3:117: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] using namespace std;ifstream f("cmmdc2.in");ofstream g("cmmdc2.out");int c,v,n,a[1000003],i,j,m,w[1000003],r,k;main(){f>>n>>k;for(i=1;i<=n;i++)f>>a[i],w[a[i]]++,m=max(m,a[i]);sort(a+1,a+n+1);for(i=1;i<=m;i++){r=0;for(j=i;j<=m;j+=i)r+=w[j];if(r>=k)v=i;}g<<v<<"\n";for(i=n;i>0;i--)if(a[i]%v==0&&c<k)g<<a[i]<<" ",c++;} ^