Echer

#include <fstream>

using namespace std;
ifstream cin ("echer.in");
ofstream cout ("echer.out");

int main()
{
    int cer,n,m,c1,mi,ma,x,y,c2,k,mut,i;
    cin>>cer;
    cin>>c1>>c2>>m>>n;
    x=m/c1;
    y=n/c2;
    mi=min(x,y);
    ma=max(x,y);
    if(x==y){
         k=3*x-2;
    }else if(ma==mi+1){
        k=3*mi-1;
    }else if((ma-mi)%2==1){
        k=3*mi+2*(ma-mi)-2;
    }else{
        k=3*mi+2*(ma-mi)-3;
    }
    if(cer==1){
        cout<<k;
    }else{
        cout<<"1 ";
        mut=1;
        for(i=1;i<mi;i++){
            cout<<"2 3 1 ";
            mut+=3;
        }
        if(x-y==1){
            cout<<"4";
        }else if(y-x==1){
            cout<<"2";
        }else if(x-y>1){
            mut+=4;
            while(mut<k){
                cout<<"4 6 3 1 ";
                mut+=4;
            }
            mut-=4;
            if(mut<k){
                cout<<"4";
            }
        }else{
            mut+=4;
            while(mut<k){
                cout<<"2 7 5 1 ";
                mut+=4;
            }
            mut-=4;
            if(mut<k){
                cout<<"2";
            }
        }


    }
    return 0;
}