比赛 |
不平凡的世界 |
评测结果 |
AAAAATTTTT |
题目名称 |
不平凡的许愿树 |
最终得分 |
50 |
用户昵称 |
pppoooiiizzy |
运行时间 |
27.662 s |
代码语言 |
C++ |
内存使用 |
79.62 MiB |
提交时间 |
2015-11-05 10:45:43 |
显示代码纯文本
- #include<iostream>
- #include<cstdio>
- #include<algorithm>
- #include<cstring>
- #include<cmath>
- #include<queue>
- #include<vector>
- #include<functional>
- #include<set>
- #include<map>
- #include<deque>
- #include<list>
- #include<ctime>
- #include<cstdlib>
- #include<string>
- #include<sstream>
- #include<iomanip>
-
- const int maxn = 5000 + 100;
- using namespace std;
-
- #define rep(i, j, k) for(int i = j; i <= k; i++)
- #define drep(i, j, k) for(int i = j; i >= k; i--)
- #define INF 0x3fffffff
- #define LL long long
-
- inline int read()
- {
- int x = 0, f = 1;
- char ch = getchar();
- while(ch < '0' || ch > '9') {if(ch == '-') f = -1; ch = getchar(); }
- while(ch >= '0' && ch <= '9') {x = x * 10 + ch - '0'; ch = getchar();}
- return x * f;
- }
-
- int d[maxn][maxn], Ar, Sa, m, n;
- int sum, cnt, tot, ans;
-
- void init()
- {
- n = read();
- rep(i, 1, n - 1) {
- Ar = read(), Sa = read();
- d[Ar][Sa] = d[Sa][Ar] = 1;
- }
- }
-
- int main()
- {
- freopen("hopetree.in", "r", stdin);
- freopen("hopetree.out", "w", stdout);
- memset(d, 0x3f, sizeof(d));
- init();
- rep(k, 1, n)
- rep(i, 1, n)
- rep(j, 1, n)
- d[i][j] = min(d[i][j], d[i][k] + d[k][j]);
- rep(i, 1, n)
- rep(j, i, n)
- rep(k, j, n) {
- if(d[i][j] == d[i][k] && d[i][j] == d[k][j] && d[i][k] == d[k][j]
- && i != j && j != k && i != k && d[i][j] != 0x3f3f3f3f) cnt++;
- }
- cout<<cnt % 338 + 1<<" "<<(cnt + 233) % 338 + 1<<endl;
- }
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