poj 1194 HIDDEN CODES

poj 1194 HIDDEN CODES

#include <iostream>#include <cstring>#define M 110using namespace std;char str[M][M],text[1000001];int n,a[M];__int64 dp[1000001];int main(){//freopen("1.txt","r",stdin);while(scanf("%d",&n)!=EOF){int i,j,k,p,q,h,l;for(i=1;i<=n;i++){scanf("%s",str[i]+1);a[i]=strlen(str[i]+1);}scanf("%s",text+1);dp[0]=0;q=strlen(text+1);for(i=1;i<=q;i++){dp[i]=dp[i-1];for(j=1;j<=n;j++){if(str[j][a[j]]==text[i]){for(k=i-1,p=a[j]-1,h=1;h<=1000&&p>0&&k>0;k--,h++){if(str[j][p]==text[k])p--;}if(p==0){if(dp[k]+a[j]>dp[i])dp[i]=dp[k]+a[j];}}}}printf("%I64dn",dp[q]);}return 0;}