#include "popa.h"
#include <bits/stdc++.h>
using namespace std;
int par[1005],lcc[1005],rcc[1005],cnt;
bool vis[1005];
bool check(int u){
vis[u]=true;
bool res=true;
if(lcc[u]!=-1){
if(vis[lcc[u]])return false;
//if(arr[lcc[u]]%arr[u]!=0)return false;
res=res&&check(lcc[u]);
}
//check inorder
if(cnt!=u)return false;
++cnt;
if(rcc[u]!=-1){
if(vis[rcc[u]])return false;
//if(arr[rcc[u]]%arr[u]!=0)return false;
res=res&&check(rcc[u]);
}
return res;
}
int solve(int n,int* lc,int* rc){
for(int i=0;i<n;++i)par[i]=-1,lc[i]=-1,rc[i]=-1;
int cur=0;
for(int i=1;i<n;++i){
while(true){
if(query(0,i,0,cur)){
if(rc[cur]==-1){
par[i]=cur;
rc[cur]=i;
cur=i;
break;
}
else{
par[rc[cur]]=i;
lc[i]=rc[cur];
rc[cur]=i;
par[i]=cur;
cur=i;
break;
}
}
else{
if(par[cur]==-1){
lc[i]=cur;
par[cur]=i;
cur=i;
break;
}
else cur=par[cur];
}
}
}
while(par[cur]!=-1)cur=par[cur];
{
int root=cur;
for(int i=0;i<n;++i){
vis[i]=false;
lcc[i]=lc[i];
rcc[i]=rc[i];
}
if(root<0||n<=root)assert(false);
cnt=0;
bool res=check(root);
for(int i=0;i<n;++i){
if(!vis[i])res=false;
}
assert(res);
}
return cur;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
1 ms |
404 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
19 ms |
424 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
5 ms |
424 KB |
Execution killed with signal 11 |
2 |
Halted |
0 ms |
0 KB |
- |