Cod sursa(job #1062210)

Utilizator chiriacandrei25Chiriac Andrei chiriacandrei25 Data 20 decembrie 2013 20:50:28
Problema Diviz Scor 80
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.43 kb
#include <fstream>

using namespace std;

short ultim[15],A,B,K,a[205],N,first[10][205],dp[205][205][102],sol,r[102][12];

inline void Read()
{
    int i,j,cif;
    char sir[205];
    ifstream fin("diviz.in");
    fin>>K>>A>>B>>sir;
    for(i=0;sir[i];++i)
        a[++N]=sir[i]-'0';
    fin.close();
    for(i=N;i>0;--i)
        for(j=9;j>=0;--j)
            if(a[i]==j)
                first[j][i-1]=i;
            else
                first[j][i-1]=first[j][i];

    for(i=0;i<K;++i)
        for(j=0;j<10;++j)
            r[i][j]=(i*10+j)%K;
}

inline void Solve()
{
    int i,j,cif,rest,aux;
    for(cif=1;cif<10;++cif)
        if(first[cif][0])
            dp[first[cif][0]][1][cif%K]=1;

    for(i=1;i<=N;++i)
        for(j=1;j<=i && j<N;++j)
            for(rest=0;rest<K;++rest)
                for(cif=0;cif<10;++cif)
                    if(first[cif][i])
                    {
                        aux=dp[first[cif][i]][j+1][r[rest][cif]]+dp[i][j][rest];
                        dp[first[cif][i]][j+1][r[rest][cif]]=aux%30103;
                        if(j+1>=A && j+1<=B && r[rest][cif]%K==0)
                        {
                            aux=sol+dp[i][j][rest];
                            sol=aux%30103;
                        }
                    }
    ofstream fout("diviz.out");
    fout<<sol<<"\n";
    fout.close();
}

int main()
{
    Read();
    Solve();
    return 0;
}