#include "circuit.h"
#include<bits/stdc++.h>
using namespace std;
const int MOD=1e9+2022;
vector<vector<int> > adi;
vector<int> par;
vector<int> state;
vector<vector<int> > pos;
void update_node(int v){
int s=adi[v].size()+1;
vector<int> cnt(s);
cnt[0] = 1;
for(auto u: adi[v]){
for(int i=s-1; i>=0; i--){
cnt[i] = (cnt[i]*pos[u][0])%MOD;
if(0<i){
cnt[i] += (cnt[i-1]*pos[u][1])%MOD;
cnt[i]%=MOD;
}
}
}
int ssum=0;
pos[v][1]=0;
for(int i=s-1; i>=0; i--){
ssum += cnt[i];
ssum%=MOD;
pos[v][1] += ssum;
pos[v][1] %= MOD;
}
ssum=0;
for(int i=0; i<s; i++){
pos[v][0] += ssum;
pos[v][0] %= MOD;
ssum += cnt[i];
ssum %= MOD;
}
}
void init(int n, int m, vector<int> p, vector<int> a) {
par = p;
adi.assign(n+m, {});
for(int i=1; i<n+m; i++){
adi[p[i]].push_back(i);
}
state = a;
pos.assign(n, vector<int> (2, 0));
for(int i=n; i<n+m; i++){
pos[i][state[i]] = 1;
}
for(int i=n-1; i>=0; i--){
update_node(i);
}
}
int count_ways(int L, int R) {
priority_queue<int> pq;
for(int i=L; i<=R; i++){
state[i] = 1-state[i];
pos[i][state[i]] = 1;
pos[i][1-state[i]] = 0;
pq.push(par[i]);
}
set<int> done;
while(!pq.empty()){
int v=pq.top();
pq.pop();
if(done.find(v)!=done.end()) continue;
done.insert(v);
update_node(v);
if(par[v]!=-1){
pq.push(par[v]);
}
}
return pos[0][1];
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
1 ms |
336 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
1 ms |
336 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
1 ms |
336 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
19 ms |
11560 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
19 ms |
11560 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
1 ms |
336 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
1 ms |
336 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
1 ms |
336 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |