Cod sursa(job #3226088)

Utilizator BidonTurtitBezdedan Eric BidonTurtit Data 19 aprilie 2024 22:42:21
Problema Potrivirea sirurilor Scor 0
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.96 kb
#include <iostream>
#include <algorithm>
#include <fstream>
#include <cstring>
using namespace std;
char  N[1001],M[1001];
    int n,m,k,pi[1001],q;

int main()
{
    ifstream fin("plaja1.in");
    ofstream fout("plaja1.out");

    fin.getline(M,1001);
    fin.get(N,1001);
    n=strlen(N);
    m=strlen(M);

    for(int i=n+1;i>=1;i--)
    {
        N[i]=N[i-1];
    }

    for(int i=m+1;i>=1;i--)
    {
        M[i]=M[i-1];
    }

    k=0;
    pi[1]=0;
    for(int i=2;i<=n;i++)
    {
        while(k>0 && N[k+1]!=N[i])
        {
            k=pi[k];
        }
        if(N[k+1]==N[i])
            k=k+1;
        pi[i]=k;
    }
    for(int i=1;i<=n;i++)
        cout<<pi[i]<<" ";
    cout<<endl;
    q=0;
      for(int i=1;i<=m;i++)
      {
          while(q>0 && N[q+1]!=M[i])
                q=pi[q];
          if(N[q+1]==M[i])
            q=q+1;
          if(q==n)
            cout<<i-n<<endl;

      }

    return 0;
}