【CF1068C】Colored Rooks(构造)

题意:

思路:

 1 #include<cstdio>
 2 #include<cstring>
 3 #include<string>
 4 #include<cmath>
 5 #include<iostream>
 6 #include<algorithm>
 7 #include<map>
 8 #include<set>
 9 #include<queue>
10 #include<vector>
11 using namespace std;
12 typedef long long ll;
13 typedef unsigned int uint;
14 typedef unsigned long long ull;
15 typedef pair<int,int> PII;
16 typedef vector<int> VI;
17 #define fi first
18 #define se second 
19 #define MP make_pair
20 #define N  1100
21 #define M  1100
22 #define MOD 2147493647
23 #define eps 1e-8 
24 #define pi acos(-1)
25 
26 int c[N][N];
27 
28 int main()
29 {
30 //    freopen("C.in","r",stdin);
31 //    freopen("C.out","w",stdout); 
32     int n,m;
33     scanf("%d%d",&n,&m);
34       for(int i=1;i<=n;i++) c[i][++c[i][0]]=i;
35       for(int i=1;i<=m;i++)
36       {
37           int x,y;
38           scanf("%d%d",&x,&y);
39           c[x][++c[x][0]]=x*1000+y;
40           c[y][++c[y][0]]=x*1000+y;
41     }
42     for(int i=1;i<=n;i++)
43     {
44         printf("%d\n",c[i][0]);
45         for(int j=1;j<=c[i][0];j++) printf("%d %d\n",i,c[i][j]);
46     }
47     return 0;
48 }

 

posted on 2018-10-25 16:27  myx12345  阅读(524)  评论(0编辑  收藏  举报

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