Cod sursa(job #20595)

Utilizator mockeBarca Cristian Mihai mocke Data 21 februarie 2007 20:07:37
Problema Diviz Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.81 kb
//sursa buna diviz_b.cpp

#include <stdio.h>
#include <string.h>
#define MOD 30103
#define NMAX 205
#define KMAX 205
#define CMAX 11
#define INF 1000000000

int A[NMAX][KMAX], B[NMAX][KMAX];
int Viz[CMAX], First[CMAX][NMAX];
char S[NMAX];
int N, K, L, U, i, j, cif, r;
int Sol;

int main()
{
     freopen("diviz.in", "r", stdin);
     freopen("diviz.out", "w", stdout);

     scanf("%d %d %d\n", &K, &L, &U);

     scanf("%s", S+1), N = strlen(S+1);

     for (cif = 0; cif <= 9; cif++)
     {
          First[cif][N + 1] = INF;

          for (i = N; i >= 1; i--)
               if (S[i] - '0' != cif)
                 First[cif][i] = First[cif][i+1];
                    else First[cif][i] = i;
     }

         for (i = 1; i <= N; i++) cif = S[i] - '0',
                             A[i][modulo(cif, K)] = (!Viz[cif] && cif),
                             Viz[cif] = 1;

    // for (cif = 0; cif <= 9; cif++)
      //  if (First[cif][1] != INF) A[First[cif][1]][cif % K] = 1;

     if (L == 1)
        for (i = 1; i <= N; i++) Sol = (Sol + A[i][0]) % MOD;

     for (j = 2; j <= U; j++)
     {
         for (i = j - 1; i < N; i++)
         {
             for (r = 0; r < K; r++)
             {
                    for (cif = 0; cif <= 9; cif++)
                    {
                          int cf = First[cif][i + 1];

                          if (cf == INF) continue;

                          int rn = ((r * 10) + cif) % K;

                          B[cf][rn] = (B[cf][rn] + A[i][r]) % MOD;
                    }
             }
         }

         if (j >= L)
            for (i = 1; i <= N; i++)
                Sol = (Sol + B[i][0]) % MOD;

         memcpy(A, B, sizeof(B));
         memset(B, 0, sizeof(B));
     }

     printf("%d\n", Sol % MOD);

     return 0;
}