用户输出
26系统信息
Exited with return code 0| 编号 | 题目 | 状态 | 分数 | 总时间 | 内存 | 代码 / 答案文件 | 提交者 | 提交时间 |
|---|---|---|---|---|---|---|---|---|
| #103833 | #1388. 莉可莉丝 | Wrong Answer | 10 | 18283 ms | 655364 K | C++ / 1.5 K | Yukinochyan | 2024-04-26 20:52:51 |
#include <bits/stdc++.h>
using namespace std;
const int maxn = 2002;
int n, m, x, y, v;
struct nodd {
int val;
int to;
} cc;
vector<nodd> a[maxn];
int roadmin[maxn][maxn], roadmin2[maxn][maxn];
void Toposort(int st) {
queue<int> q;
q.push(st);
while (q.size() != 0) {
int now = q.front();
q.pop();
if (a[now].size() == 0)
continue;
for (int i = 0; i <= a[now].size() - 1; i++) {
int to = a[now][i].to;
int val = a[now][i].val;
if (roadmin[st][to] > roadmin[st][now] + val) {
if (roadmin[st][to] != 10000002) {
roadmin2[st][to] = min(roadmin2[st][to], roadmin[st][to]);
roadmin[st][to] = roadmin[st][now] + val;
} else if (roadmin[st][to] == 10000002) {
roadmin[st][to] = roadmin[st][now] + val;
}
} else if (roadmin[st][to] == roadmin[st][now] + val) {
roadmin2[st][now] = roadmin[st][now] + val;
} else if (roadmin2[st][to] > roadmin[st][now] + val) {
roadmin2[st][to] = roadmin[st][now] + a[now][i].val;
}
q.push(a[now][i].to);
}
}
return;
}
int main() {
scanf("%d%d", &n, &m);
for (int i = 1; i <= m; i++) {
scanf("%d%d%d", &x, &y, &v);
nodd tmp;
tmp.val = v;
tmp.to = y;
a[x].push_back(tmp);
}
for (int i = 1; i <= n; i++)
for (int j = 1; j <= n; j++) {
if (i == j)
continue;
roadmin[i][j] = 10000002;
roadmin2[i][j] = 10000002;
}
for (int i = 1; i <= n; i++) Toposort(i);
int ans = 1000002;
for (int i = 1; i <= n; i++) {
for (int j = 1; j <= n; j++) {
if (i == j)
continue;
else
ans = min(ans, roadmin[1][i] + roadmin2[i][j] + roadmin[j][n] + roadmin[1][n]);
}
}
printf("%d", ans);
return 0;
}用户输出
8系统信息
Exited with return code 0用户输出
9Special Judge 信息
Files user_out and answer differ
系统信息
Exited with return code 050 100
1 2 331
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5
<852 bytes omitted>用户输出
4886Special Judge 信息
Files user_out and answer differ
系统信息
Exited with return code 050 100
1 2 37
2 3 90
3 4 270
1 5 616
4 6 462
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6 13
<840 bytes omitted>用户输出
2235Special Judge 信息
Files user_out and answer differ
系统信息
Exited with return code 0942 9498
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7
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4
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3
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3 1
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2
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<136015 bytes omitted>958 9208
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<145210 bytes omitted>1904 9599
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<141078 bytes omitted>