mirror of
https://github.com/Kiritow/OJ-Problems-Source.git
synced 2024-03-22 13:11:29 +08:00
69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
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#include<iostream>
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#include<cstring>
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#include<algorithm>
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#include<cstdio>
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#include<vector>
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using namespace std;
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int pow3[20];
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int dp[2][200000][24];
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char w[12];
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long long ans[100];
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int num[200000];
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int main(){
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pow3[0] = 1;
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for(int i = 1;i <= 11; i++)
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pow3[i] = pow3[i-1]*3;
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int t,m,n;
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scanf("%d",&t);
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for(int tt = 1; tt <= t; tt++){
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memset(dp,0,sizeof(dp));
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memset(num,0,sizeof(num));
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scanf("%d%d",&n,&m);
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for(int i = 0;i < n; i++){
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scanf("%s",w);
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int u = 0;
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for(int j = 0;j < m; j++){
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u = u*3+w[j]-'0';
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}
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dp[0][u][0]++;
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num[u]++;
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}
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int p = 0, q = 1,s0,s1,s2;
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for(int mm=1;mm<=m;mm++){
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memset(dp[q],0,sizeof(dp[q]));
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for(int i = 0;i < pow3[mm-1];i++){
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for(int j = 0;j < pow3[m-mm];j++){
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for(int d = 0; d <= 2*m;d++){
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s0 = i+j*pow3[mm];
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s1 = s0 + pow3[mm-1];
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s2 = s1 + pow3[mm-1];
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dp[q][s0][d] += dp[p][s0][d];
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dp[q][s1][d] += dp[p][s1][d];
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dp[q][s2][d] += dp[p][s2][d];
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if(d > 0){
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dp[q][s0][d] += dp[p][s1][d-1];
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dp[q][s1][d] += dp[p][s0][d-1];
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dp[q][s1][d] += dp[p][s2][d-1];
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dp[q][s2][d] += dp[p][s1][d-1];
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}
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if(d > 1){
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dp[q][s0][d] += dp[p][s2][d-2];
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dp[q][s2][d] += dp[p][s0][d-2];
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}
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}
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}
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}
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swap(p,q);
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}
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memset(ans,0,sizeof(ans));
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for(int i = 0;i < pow3[m]; i++){
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ans[0] += 1ll*num[i]*(num[i]-1);
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for(int j = 1 ;j <= 2*m; j++)
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ans[j] += 1ll*num[i]*dp[p][i][j];
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}
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for(int i = 0;i <= 2*m; i++)
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printf("%I64d\n",ans[i]/2);
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}
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return 0;
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}
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