Pagini recente » Cod sursa (job #1305806) | Cod sursa (job #1147982) | Cod sursa (job #1554630) | Cod sursa (job #1769631) | Cod sursa (job #2296764)
#include<fstream>
#include<string>
#include<map>
using namespace std;
ifstream cin("abc2.in");
ofstream cout("abc2.out");
string a,b;
map<long long,int> M;
int n,m,k;
long long ans,code,p;
int main(){
cin>>a;
while(cin>>b){
code=0;
for(int i=0;i<b.size();i++)
code=code*3+(b[i]-'a');
M[code]=1;
}
k=b.size(); p=1;
for(int i=1;i<k;i++)
p*=3;
for(int i=0;i<k;i++)
code=code*3+(a[i]-'a');
ans+=M[code];
for(int i=k;i<a.size();i++){
code=(code-(a[i-k]-'a')*p)*3+(a[i]-'a');
ans+=M[code];
}
cout<<ans;
}