mirror of
https://github.com/Kiritow/OJ-Problems-Source.git
synced 2024-03-22 13:11:29 +08:00
45 lines
661 B
C++
45 lines
661 B
C++
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#include<cstdio>
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#include<cstring>
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long long a[20][60];
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int len[15];
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long long dfs(int n,int k)
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{
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if(n==0&&k!=0)
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return 0;
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if(k<0||n<0)
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return 0;
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if(n==0&&k==0)
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return 1;
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if(a[n][k])
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return a[n][k];
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for(int i=3; i<=10; i++)
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if(len[i])
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a[n][k]+=len[i]*dfs(n-1,k-i);
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return a[n][k];
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}
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int main()
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{
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int t;
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scanf("%d",&t);
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while(t--)
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{
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int m,n,q;
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char c[20];
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scanf("%d%d%d",&m,&n,&q);
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memset(len,0,sizeof(len));
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for(int i=0; i<m; i++)
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{
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scanf("%s",c);
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len[strlen(c)]++;
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}
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for(int i=0; i<q; i++)
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{
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int k;
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scanf("%d",&k);
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memset(a,0,sizeof(a));
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printf("%I64d\n",dfs(n,k));
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}
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}
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return 0;
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}
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