| 比赛 |
期末考试1 |
评测结果 |
WAAAEEEEEE |
| 题目名称 |
Communication |
最终得分 |
30 |
| 用户昵称 |
梦那边的美好BP |
运行时间 |
3.419 s |
| 代码语言 |
C++ |
内存使用 |
4.34 MiB |
| 提交时间 |
2026-02-08 11:18:20 |
显示代码纯文本
#include <algorithm>
#include <cstring>
#include <iostream>
#include <queue>
#include <utility>
using namespace std;
const int N = 2e3;
int hd[N], to[N * N], nxt[N * N], num = 0;
void add(int x, int y) {
num++;
to[num] = y;
nxt[num] = hd[x];
hd[x] = num;
}
int a[N], b[N], w[N], dis[N];
bool vis[N];
int main() {
freopen("tioj_communication.in", "r", stdin);
freopen("tioj_communication.out", "w", stdout);
int n, l, r;
cin >> n >> l >> r;
for (int i = 1; i <= n; i++) {
cin >> a[i];
}
for (int i = 1; i <= n; i++) {
cin >> b[i];
}
for (int i = 1; i <= n; i++) {
cin >> w[i];
}
for (int i = 1; i <= n; i++) {
for (int j = 1; j <= n; j++) {
if (a[i] + b[j] >= l && a[i] + b[j] <= r) {
add(i, j);
}
}
}
memset(dis, 0x3f, sizeof(dis));
dis[1] = w[1];
priority_queue<pair<int, int>> p;
p.push(make_pair(-w[1], 1));
while (!p.empty()) {
int u = p.top().second;
p.pop();
if (vis[u]) continue;
vis[u] = 1;
for (int i = hd[u]; i; i = nxt[i]) {
int v = to[i];
if (dis[v] > dis[u] + w[v]) {
dis[v] = dis[u] + w[v];
p.push(make_pair(-dis[v], v));
}
}
}
for (int i = 1; i <= n; i++) {
if (dis[i] >= 0x3f3f3f3f)
cout << "-1 ";
else
cout << dis[i] << " ";
}
return 0;
}