#include "train.h"
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
const int maxn = 5000;
int n, m;
vector<int> g[1 + maxn], rg[1 + maxn];
int own[1 + maxn], charge[1 + maxn];
bool has_self[1 + maxn];
bool good[1 + maxn];
vector<int> top;
int comp[1 + maxn];
bool vis[1 + maxn];
int comp_cnt;
int comp_size[1 + maxn];
void dfs_1(int cur) {
if(charge[cur]) {
return;
}
vis[cur] = true;
for(int nei : g[cur]) {
if(!vis[nei]) {
dfs_1(nei);
}
}
top.pb(cur);
}
void dfs_2(int cur) {
if(charge[cur]) {
return;
}
comp[cur] = comp_cnt;
for(int nei : rg[cur]) {
if(comp[nei] == 0) {
dfs_2(nei);
}
}
}
void scc() {
for(int i = 1; i <= n; i++) {
if(!vis[i]) {
dfs_1(i);
}
}
reverse(top.begin(), top.end());
for(int cur : top) {
if(comp[cur] == 0) {
comp_cnt++;
dfs_2(cur);
}
}
for(int i = 1; i <= n; i++) {
comp_size[comp[i]]++;
}
/*for(int i = 1; i <= n; i++) {
cout << comp[i] << " ";
}
cout << endl;
for(int i = 1; i <= comp_cnt; i++) {
cout << comp_size[i] << " ";
}
cout << endl;*/
for(int i = 1; i <= n; i++) {
if(charge[i] != 1 && (comp_size[comp[i]] != 1 || has_self[i])) {
good[i] = true;
}
}
}
void mark_good() {
for(int iter = 1; iter <= n - 1; iter++) {
for(int i = 1; i <= n; i++) {
if(good[i]) {
for(int j : rg[i]) {
good[j] = true;
}
}
}
}
}
vector<int> who_wins(vector<int> a, vector<int> r, vector<int> u, vector<int> v) {
n = a.size();
m = u.size();
for(int i = 0; i < m; i++) {
g[u[i] + 1].pb(v[i] + 1);
rg[v[i] + 1].pb(u[i] + 1);
if(u[i] == v[i]) {
has_self[u[i] + 1] = true;
}
}
for(int i = 1; i <= n; i++) {
own[i] = a[i - 1];
charge[i] = r[i - 1];
}
scc();
mark_good();
vector<int> res(n);
for(int i = 0; i < n; i++) {
res[i] = good[i + 1];
}
return res;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
61 ms |
1124 KB |
3rd lines differ - on the 1st token, expected: '0', found: '1' |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
468 KB |
3rd lines differ - on the 1st token, expected: '0', found: '1' |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
139 ms |
1620 KB |
3rd lines differ - on the 1st token, expected: '0', found: '1' |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
14 ms |
1364 KB |
3rd lines differ - on the 1st token, expected: '1', found: '0' |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
217 ms |
1556 KB |
3rd lines differ - on the 2nd token, expected: '0', found: '1' |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
61 ms |
1124 KB |
3rd lines differ - on the 1st token, expected: '0', found: '1' |
2 |
Halted |
0 ms |
0 KB |
- |