Pagini recente » Cod sursa (job #934484) | Cod sursa (job #2025751) | Cod sursa (job #574406) | Cod sursa (job #1567896) | Cod sursa (job #2385540)
#include <stdio.h>
#include <string.h>
#include <algorithm>
using namespace std;
unsigned int nr,ok,i,sol,n,m;
unsigned int p1=127,p2=13;
char s[10000005];
char s2[55];
unsigned int z2,z1,k,pp1,pp2,x1[50005],y1,x2[50005],y2;
FILE*f=fopen("abc2.in","r");
FILE*g=fopen("abc2.out","w");
struct nod{
int inf;
nod *urm;
}*l[10008];
void adaug(nod *&p,int x){
nod *u=new nod;
u->inf=x;
u->urm=p;
p=u;
}
int verif(unsigned int val){
unsigned int poz=val%10007;
for(nod * j=l[poz];j;j=j->urm)
if(j->inf==val) return 1;
return 0;
}
int main()
{
fgets(s,10000005,f);pp1=pp2=1;
while(!feof(f)){
fscanf(f,"%s",s2);
nr++;
k=strlen(s2);
z1=0;
for(i=0; i<k; i++)
{
z1=(z1<<1)+z1+(s2[i]-'a');
if(i!=0&&!ok) pp1=(pp1<<1)+pp1;
}
if(!verif(z1)) adaug(l[z1%10007],z1);
ok=1;
}
for(i=0; i<=k-1; i++)
{
y1=(y1<<1) +y1+(s[i]-'a');
}
int nrsol=0,a1,a2;
//if(verif(y1)) nrsol++;
int n=strlen(s);
for(i=k; i<n; i++)
{
y2=(y1-((s[i-k]-'a')*pp1));
y1=(y2<<1)+y2+(s[i]-'a');
// if(verif(y1)) nrsol++;
}
fprintf(g,"%d\n",nrsol);
return 0;
}