Pagini recente » Cod sursa (job #1082722) | Cod sursa (job #2588592) | Cod sursa (job #466790) | Cod sursa (job #2608537) | Cod sursa (job #3266191)
#include <fstream>
#include <cstring>
using namespace std;
ifstream fin("diviz.in");
ofstream fout("diviz.out");
int k, a, b, i, j, n, dp[2][205][105], first[11][205], fr[27], ans, mod=30103;
char s[205];
int main()
{
fin>>k>>a>>b>>s;
n=strlen(s);
for(int cif=0; cif<=9; cif++)
first[cif][n]=-1;
for(i=n-1; i>=0; i--)
{
for(int cif=0; cif<=9; cif++)
if(cif==s[i]-'0')
first[cif][i]=i;
else
first[cif][i]=first[cif][i+1];
}
for(int cif=1; cif<=9; cif++)
dp[1][first[cif][0]][cif%k]=1;
for(int l=1; l<=b; l++)
{
for(i=0; i<n; i++)
for(int r=0; r<k; r++)
{
for(int cif=0; cif<=9; cif++)
if(first[cif][i+1]!=-1)
dp[1-l%2][first[cif][i+1]][(r*10+cif)%k]=(dp[1-l%2][first[cif][i+1]][(r*10+cif)%k]+dp[l%2][i][r])%mod;
if(l>=a)
ans=(ans+dp[l%2][i][0])%mod;
dp[l%2][i][r]=0;
}
}
fout<<ans;
return 0;
}