jojo

#include<iostream>
using namespace std;
int main() {
    int i,n,row[10000],sbd=0,bd=0,prev=-1,md=0;
    int curbl=0,cursbl=0,maxbl=0,maxsbl=0,curad=0,maxad=0;
    cin>>n;
    for (i=0;i<n;i++) {
        cin>>row[i];
        if (row[i]==1) {
           if (sbd>0) {
              cursbl++;
              if (cursbl>maxsbl) maxsbl=cursbl;
           }
           if (bd>0 || bd==0) {
              curbl++;
              if (curbl>maxbl) maxbl=curbl;
           }
           bd++;
           if (prev!=1 && md<=bd) {
              md=bd;
              prev=1;
              curad++;
              if (curad>maxad) maxad=curad;
           }
        }
        if (row[i]==2) {
           if (sbd>0) {
              cursbl++;
              if (cursbl>maxsbl) maxsbl=cursbl;
           }
           if (bd>0) {
              curbl++;
              if (curbl>maxbl) maxbl=curbl;
           }
           bd--;
           if (bd==0) {
              curad--;
              curbl=0;
           }
        }
        if (row[i]==3) {
           if (bd>0) {
              curbl++;
              if (curbl>maxbl) maxbl=curbl;
           }
           if (sbd>0 || sbd==0) {
              cursbl++;
              if (maxsbl<cursbl) maxsbl=cursbl;
           }
           sbd++;
           if (prev!=2 && md<=sbd) {
              md=sbd;
              prev=2;
              curad++;
              if (curad>maxad) maxad=curad;
           }
        }
        if (row[i]==4) {
           if (sbd>0) {
              cursbl++;
              if (cursbl>maxsbl) maxsbl=cursbl;
           }
           if (bd>0) {
              curbl++;
              if (curbl>maxbl) maxbl=curbl;
           }
           sbd--;
           if (sbd==0) {
              curad--;
              cursbl=0;
           }
        }
    }
    cout<<maxad<<" "<<maxbl<<" "<<maxsbl;
}