#include<fstream.h>
#include<string.h>
char v[2000001],x[2000001];
int i=0,j,n,m,k=0,y[100],p,ok;
int main()
{
ifstream f("strmatch.in");
f.get(v,2000001);f.get();
f.get(x,2000001);
ofstream g("strmatch.out");
n=strlen(v);
m=strlen(x);

for(j=0;j<m-n;j++)
 {ok=0;
 if(v[0]==x[j]) { ok=1;i=0;
			 for(p=j;p<=j+n-1;p++)
			   if(v[i++]!=x[p]) {ok=0;break;}
		      }
  if(ok==1) y[++k]=j;

 }
g<<k<<'\n';
for(i=1;i<=k;i++)
 g<<y[i]<<" ";
f.close();
g.close();
return 0;
}