Files
OI-source/1.2292.cpp
2023-08-03 09:22:52 +08:00

49 lines
852 B
C++

#include<cstdio>
#include<cstring>
#include<algorithm>
using namespace std;
const int maxn=25;
const int maxmem=11*maxn;
const int maxlen=1024*1024+10;
int n,m,G[maxmem][26],v[maxmem],dp[maxlen],cnt=1;
char s[maxlen];
void insert(char *s,int len)
{
int p=0;
for(int i=0;i<len;i++)
{
if(!G[p][s[i]-'a']) G[p][s[i]-'a']=cnt++;
p=G[p][s[i]-'a'];
}
v[p]=1;
}
int main()
{
#ifdef local
freopen("pro.in","r",stdin);
#endif
scanf("%d%d",&n,&m);
for(int i=0;i<n;i++) { scanf("%s",s); insert(s,strlen(s)); }
while(m-->0)
{
scanf("%s",s+1);
int len=strlen(s+1),res=0;
memset(dp,0,sizeof(dp)); dp[0]=1;
for(int i=0;i<len;i++)
{
if(!dp[i]) continue;
int p=0,l=1;
do
{
p=G[p][s[i+l]-'a'];
if(v[p]) dp[i+l]=1;
l++;
}
while(p);
}
for(int i=1;i<=len;i++) if(dp[i]) res=i;
printf("%d\n",res);
}
return 0;
}