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Cod sursa(job #492704)
#include <stdio.h>
#include <bitset>
#include <string>
using namespace std;
#define maxn 10000010
#define prim 1000007
#define baza 3
int n, i, j, k, sol, pmax, hs, lg;
bitset<prim> f;
char s[maxn];
char c[25];
int main()
{
freopen("abc2.in", "r", stdin);
freopen("abc2.out", "w", stdout);
gets(s+1);
while(gets(c+1))
{
lg=1;
hs=0;
while(c[lg]>0)
{
hs=(hs*baza+c[lg]-'a')%prim;
++lg;
}
f[hs]=1;
}
lg--;
pmax=1;
for(int i=1; i<=lg; ++i, pmax=(pmax*baza)%prim);
hs=0;
for(int i=1; s[i]!=0; ++i)
{
hs=(hs*baza+s[i]-'a')%prim;
if(i>lg)
hs=(hs-pmax*(s[i-lg]-'a')+prim)%prim;
if(i>=lg && f[hs])
sol++;
}
printf("%d\n", sol);
return 0;
}