Compilare: main.cpp:4:108: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] using namespace std;ifstream in ("minlcm.in");ofstream out ("minlcm.out");bitset<100001> v;int val[2];main(){long long t,n,i,j,nr,k,hatz=0,minn;in>>t;for(i=1;i<=t;i++){for(j=0;j<=MAXN;j++)v[j]=0;in>>n;minn =1LL*1<< 60;for(j=1;j<=n;j++){in>>nr;v[nr]=true;}j=1;for(j=1;j<MAXN;j++){hatz=0;k=j;while(k<MAXN&&hatz<2){if(v[k])val[hatz++] = k;k+=j;}if(hatz==2)minn=min(minn,(long long)val[0]*val[1]/j);}out<<minn<<'\n';}return 0;} ^