记录编号 |
137946 |
评测结果 |
AAAAAAAAAAAAAAAAAAAA |
题目名称 |
月考统计 |
最终得分 |
100 |
用户昵称 |
Ezoi_XY |
是否通过 |
通过 |
代码语言 |
C++ |
运行时间 |
0.558 s |
提交时间 |
2014-11-05 15:13:39 |
内存使用 |
0.44 MiB |
显示代码纯文本
#include<cstdio>
#include<cstring>
#include<deque>
using namespace std;
const int V(1011), E(10011);
int h[V], n[E], e[E], w[E], et, d[V], l[V], v[V], now, vt, a[V];
deque<int> q;
inline void ins(int f, int t, int l){
n[++et] = h[f]; h[f] = et; e[et] = t; w[et] = l;
}
int main(){
freopen("ExamStat.in", "r", stdin);
freopen("ExamStat.out", "w", stdout);
int m, i, j, k;
scanf("%d%d", &vt, &m);
while (m--){
scanf("%d%d%d", &i, &j, &k);
ins(j, i, k);
}
for (now = 1; now <= vt; ++now){
memset(d, 0x3f, sizeof(d)); d[now] = 0;
l[now] = 0;
q.clear(); q.push_back(now); v[now] = now;
while (!q.empty()){
i = q.front(); q.pop_front();
if (v[i] != now) continue;
v[i] = 0;
for (j = h[i]; j; j = n[j])
if (d[e[j]] > d[i] + w[j]){
if ((l[e[j]] = l[i] + 1) == vt){
puts("SOMEONE LAY!");
return 0;
}
d[e[j]] = d[i] + w[j];
v[e[j]] = now;
q.push_back(e[j]);
// if (!q.empty() && d[e[j]] <= d[q.front()]) q.push_front(e[j]);
// else q.push_back(e[j]);
}
}
for (i = 1; i <= vt; ++i)
if (a[now] < -d[i]) a[now] = -d[i];
}
for (i = 1; i <= vt; ++i) printf("%d ", a[i]);
return 0;
}