Cod sursa(job #3190138)

Utilizator Dia3141Costea Diana Stefania Dia3141 Data 7 ianuarie 2024 00:30:18
Problema Curcubeu Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 1.12 kb
#include <fstream>
#define DIM 1000005
using namespace std;
ifstream cin("curcubeu.in");
ofstream cout("curcubeu.out");
int n,i,j,a[DIM],b[DIM],c[DIM],root[DIM],dim[DIM],dr[DIM],val[DIM];
int getroot(int x){
    while(root[x]!=0)
        x=root[x];
    return x;
}
void join(int x,int y){
    x=getroot(x),y=getroot(y);
    if(dim[x]<dim[y])
        swap(x,y);
    if(x==y)
        return ;
    root[y]=x;
    dim[x]+=dim[y];
    dr[x]=max(dr[y],dr[x]);
}
int main()
{
    cin>>n>>a[1]>>b[1]>>c[1];
    dim[1]=1,dr[1]=1;
    for(i=2;i<n;i++){
        a[i]=(1LL*a[i-1]*i)%n;
        b[i]=(1LL*b[i-1]*i)%n;
        c[i]=(1LL*c[i-1]*i)%n;
        dim[i]=1;
        dr[i]=i;
    }
    for(i=n-1;i>0;i--){
        int first=min(a[i],b[i]),last=max(a[i],b[i]);
        for(j=first;j<=last;j++){
            if(val[j]==0){
                if(val[j-1]>0)
                    join(j,j-1);
                if(val[j+1]>0)
                    join(j,j+1);
                val[j]=c[i];
            }
            j=dr[getroot(j)];
        }
    }
    for(i=1;i<n;i++)
        cout<<val[i]<<'\n';
    return 0;
}