标签:des style blog http io color ar os java
Time Limit: 3000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 944 Accepted Submission(s): 520
1 #include <cstdio> 2 #include <cstring> 3 #include <algorithm> 4 #include <iostream> 5 #include <queue> 6 #include <vector> 7 #include <map> 8 using namespace std; 9 10 struct node{ 11 int id; 12 string s; 13 }a[10]; 14 map<string,int>ma; 15 16 string S[10]; 17 int n; 18 int visited1[10]; 19 int visited2[10]; 20 int cnt[10][10]; 21 int dep1[10]; 22 int dep[10]; 23 int f; 24 int kase; 25 int nn; 26 int maxh; 27 28 bool cmp(node a,node b){ 29 return a.s<b.s; 30 } 31 32 void dfs1(int k){ 33 int i, j; 34 if(f>=nn) return; 35 if(k>=n){ 36 int num1=n, num2=n; 37 i=j=0; 38 while(i<num1&&j<num2){ 39 if(cnt[dep1[j]][dep[i]]) i++; 40 else j++; 41 } 42 if(i<num1){ 43 f++; 44 } 45 // maxh=max(maxh,f); 46 if(f>=nn){ 47 printf("Case %d: Yes\n",kase); 48 cout<<S[0]; 49 for(i=1;i<n;i++) cout<<" "<<S[i]; 50 cout<<endl; 51 } 52 53 return; 54 55 } 56 for(i=0;i<n;i++){ 57 if(!visited2[i]){ 58 visited2[i]=1; 59 dep1[k]=i; 60 dfs1(k+1); 61 visited2[i]=0; 62 } 63 } 64 } 65 66 void dfs(int kase,int k){ 67 int i; 68 if(f>=nn) return; 69 if(k>=n){ 70 f=0; 71 dfs1(0); 72 return; 73 } 74 for(i=0;i<n;i++){ 75 if(!visited1[i]){ 76 visited1[i]=1; 77 S[k]=a[i].s; 78 dep[k]=a[i].id; 79 dfs(kase,k+1); 80 visited1[i]=0; 81 } 82 } 83 84 } 85 main() 86 { 87 int t, i, j, k;kase=1; 88 cin>>t; 89 string str; 90 while(t--){ 91 k=0; 92 memset(cnt,0,sizeof(cnt)); 93 memset(visited1,0,sizeof(visited1)); 94 memset(visited2,0,sizeof(visited2)); 95 ma.clear(); 96 scanf("%d",&n); 97 nn=1; 98 for(i=1;i<=n;i++) nn*=i; 99 for(i=0;i<n;i++) { 100 cin>>a[i].s; 101 a[i].id=i; 102 ma[a[i].s]=k++; 103 } 104 sort(a,a+n,cmp); 105 j=0; 106 for(i=0;i<n;i++){ 107 scanf("%d",&k); 108 while(k--) 109 { 110 cin>>str; 111 cnt[j][ma[str]]=1; 112 } 113 j++; 114 } 115 f=0; 116 maxh=-1; 117 dfs(kase,0); 118 if(f<nn){ 119 printf("Case %d: No\n",kase); 120 } 121 // printf("%d\n",maxh); 122 kase++; 123 } 124 }
标签:des style blog http io color ar os java
原文地址:http://www.cnblogs.com/qq1012662902/p/4070287.html