Cod sursa(job #212654)

Utilizator c_iulyanCretu Iulian c_iulyan Data 6 octombrie 2008 08:21:48
Problema Potrivirea sirurilor Scor 40
Compilator cpp Status done
Runda Arhiva educationala Marime 0.6 kb
#include<cstdio>
#include<cstring>
#define M 2000001
char a[M],b[M];
long p[M],R[1003],r;

void st()
{
scanf("%s%s",a,b);
int n=strlen(a),m=strlen(b);
int k=0,i;
for(i=2;i<=n;i++)
	{
	while(k>0&&a[k]!=a[i-1])
		k=p[k];
	if(a[k]==a[i-1])
		k++;
	p[i]=k;
	}

k=0;
for(i=1;i<=m;i++)
	{
	while(k>0&&a[k]!=b[i-1])
		k=p[k];
	if(a[k]==b[i-1])
		k++;
	if(k==n&&r<=1000) R[++r]=i-n;
	}	
}

void af()
{
printf("%ld\n",r);
for(int i=1;i<=r;i++)
	printf("%ld ",R[i]);
}

int main()
{
freopen("strmatch.in","r",stdin);
freopen("strmatch.out","w",stdout);

st();
af();

return 0;
}