| # | Submission time | Handle | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 987059 | 2024-05-21T19:04:13 Z | Pyqe | Thousands Islands (IOI22_islands) | C++17 | 127 ms | 39172 KB |
#include <bits/stdc++.h>
#include "islands.h"
using namespace std;
#define mp make_pair
#define fr first
#define sc second
long long n,m,dh[100069],an[100069],cyc[100069];
vector<pair<long long,long long>> al[100069],nx[100069],nx2[100069];
vector<long long> vl[100069];
bitset<100069> vtd,vtd2;
pair<long long,long long> pr[100069];
void dfs(long long x)
{
long long i,j,sz=al[x].size(),sz2,k,l,p;
vtd[x]=1;
vtd2[x]=1;
for(i=0;i<sz;i++)
{
l=al[x][i].fr;
p=al[x][i].sc;
if(!vtd[l])
{
dh[l]=dh[x]+1;
pr[l]={x,p};
dfs(l);
}
if(vtd2[l])
{
if(dh[l]>dh[an[x]])
{
an[x]=l;
nx[x]={{l,p}};
}
}
else
{
cyc[x]=min(cyc[x]+cyc[l],2ll);
if(cyc[l])
{
nx2[x].push_back({l,p});
}
if(vl[x].empty())
{
if(dh[an[l]]>dh[an[x]])
{
an[x]=an[l];
nx[x]={{l,p}};
}
}
else
{
if(!cyc[l])
{
cyc[x]=min(cyc[x]+1,2ll);
nx[x].push_back({l,p});
}
sz2=vl[x].size();
for(j=0;j<sz2;j++)
{
k=vl[x][j];
cyc[k]=max(cyc[k],1ll);
}
vl[x].clear();
}
}
}
vtd2[x]=0;
if(vtd2[an[x]])
{
vl[an[x]].push_back(x);
}
}
variant<bool,vector<int>> find_journey(int on,int om,vector<int> ka,vector<int> la)
{
long long i,k,l;
n=on;
m=om;
for(i=1;i<=m;i++)
{
k=ka[i-1]+1;
l=la[i-1]+1;
al[k].push_back({l,i});
}
dh[0]=-1;
dfs(1);
if(cyc[1]!=2)
{
return false;
}
return true;
}
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Correct | 3 ms | 12636 KB | Output is correct |
| 2 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 3 | Correct | 3 ms | 12636 KB | Output is correct |
| 4 | Correct | 4 ms | 12636 KB | Output is correct |
| 5 | Correct | 3 ms | 12636 KB | Output is correct |
| 6 | Partially correct | 4 ms | 12632 KB | Output is partially correct |
| 7 | Partially correct | 44 ms | 22728 KB | Output is partially correct |
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 2 | Correct | 4 ms | 12636 KB | Output is correct |
| 3 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 4 | Partially correct | 4 ms | 12632 KB | Output is partially correct |
| 5 | Partially correct | 3 ms | 12636 KB | Output is partially correct |
| 6 | Partially correct | 31 ms | 21552 KB | Output is partially correct |
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Partially correct | 5 ms | 13144 KB | Output is partially correct |
| 2 | Correct | 4 ms | 12636 KB | Output is correct |
| 3 | Correct | 4 ms | 12636 KB | Output is correct |
| 4 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 5 | Correct | 4 ms | 12892 KB | Output is correct |
| 6 | Partially correct | 3 ms | 12636 KB | Output is partially correct |
| 7 | Correct | 5 ms | 12632 KB | Output is correct |
| 8 | Partially correct | 3 ms | 12792 KB | Output is partially correct |
| 9 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 10 | Partially correct | 3 ms | 12892 KB | Output is partially correct |
| 11 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 12 | Partially correct | 3 ms | 13016 KB | Output is partially correct |
| 13 | Correct | 5 ms | 12636 KB | Output is correct |
| 14 | Correct | 3 ms | 12636 KB | Output is correct |
| 15 | Partially correct | 3 ms | 12636 KB | Output is partially correct |
| 16 | Correct | 3 ms | 12636 KB | Output is correct |
| 17 | Partially correct | 21 ms | 18268 KB | Output is partially correct |
| 18 | Partially correct | 20 ms | 17744 KB | Output is partially correct |
| 19 | Correct | 3 ms | 12636 KB | Output is correct |
| 20 | Partially correct | 5 ms | 12736 KB | Output is partially correct |
| 21 | Partially correct | 4 ms | 12888 KB | Output is partially correct |
| 22 | Partially correct | 3 ms | 12636 KB | Output is partially correct |
| 23 | Partially correct | 32 ms | 21576 KB | Output is partially correct |
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Partially correct | 4 ms | 12632 KB | Output is partially correct |
| 2 | Partially correct | 5 ms | 12888 KB | Output is partially correct |
| 3 | Partially correct | 38 ms | 20304 KB | Output is partially correct |
| 4 | Partially correct | 33 ms | 21072 KB | Output is partially correct |
| 5 | Partially correct | 4 ms | 12892 KB | Output is partially correct |
| 6 | Partially correct | 4 ms | 12892 KB | Output is partially correct |
| 7 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 8 | Partially correct | 3 ms | 12748 KB | Output is partially correct |
| 9 | Partially correct | 3 ms | 12636 KB | Output is partially correct |
| 10 | Partially correct | 3 ms | 12892 KB | Output is partially correct |
| 11 | Correct | 5 ms | 12888 KB | Output is correct |
| 12 | Partially correct | 5 ms | 12888 KB | Output is partially correct |
| 13 | Partially correct | 5 ms | 13136 KB | Output is partially correct |
| 14 | Partially correct | 5 ms | 12892 KB | Output is partially correct |
| 15 | Partially correct | 4 ms | 12892 KB | Output is partially correct |
| 16 | Partially correct | 5 ms | 12892 KB | Output is partially correct |
| 17 | Correct | 5 ms | 12752 KB | Output is correct |
| 18 | Partially correct | 4 ms | 12892 KB | Output is partially correct |
| 19 | Partially correct | 4 ms | 12732 KB | Output is partially correct |
| 20 | Correct | 34 ms | 21272 KB | Output is correct |
| 21 | Partially correct | 32 ms | 20816 KB | Output is partially correct |
| 22 | Correct | 4 ms | 12892 KB | Output is correct |
| 23 | Correct | 4 ms | 12636 KB | Output is correct |
| 24 | Correct | 3 ms | 12636 KB | Output is correct |
| 25 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 26 | Partially correct | 4 ms | 12892 KB | Output is partially correct |
| 27 | Partially correct | 36 ms | 21844 KB | Output is partially correct |
| 28 | Partially correct | 39 ms | 21912 KB | Output is partially correct |
| 29 | Correct | 3 ms | 12632 KB | Output is correct |
| 30 | Correct | 35 ms | 22612 KB | Output is correct |
| 31 | Partially correct | 3 ms | 12632 KB | Output is partially correct |
| 32 | Partially correct | 33 ms | 21852 KB | Output is partially correct |
| 33 | Partially correct | 35 ms | 20816 KB | Output is partially correct |
| 34 | Partially correct | 28 ms | 18256 KB | Output is partially correct |
| 35 | Partially correct | 4 ms | 12888 KB | Output is partially correct |
| 36 | Partially correct | 30 ms | 20272 KB | Output is partially correct |
| 37 | Partially correct | 42 ms | 23632 KB | Output is partially correct |
| 38 | Correct | 5 ms | 12636 KB | Output is correct |
| 39 | Correct | 30 ms | 20308 KB | Output is correct |
| 40 | Partially correct | 3 ms | 12888 KB | Output is partially correct |
| 41 | Correct | 36 ms | 22548 KB | Output is correct |
| 42 | Partially correct | 34 ms | 22044 KB | Output is partially correct |
| 43 | Correct | 4 ms | 12636 KB | Output is correct |
| 44 | Correct | 4 ms | 12892 KB | Output is correct |
| 45 | Partially correct | 5 ms | 12892 KB | Output is partially correct |
| 46 | Partially correct | 18 ms | 17500 KB | Output is partially correct |
| # | Verdict | Execution time | Memory | Grader output |
|---|---|---|---|---|
| 1 | Correct | 3 ms | 12636 KB | Output is correct |
| 2 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 3 | Correct | 3 ms | 12636 KB | Output is correct |
| 4 | Correct | 4 ms | 12636 KB | Output is correct |
| 5 | Correct | 3 ms | 12636 KB | Output is correct |
| 6 | Partially correct | 4 ms | 12632 KB | Output is partially correct |
| 7 | Partially correct | 44 ms | 22728 KB | Output is partially correct |
| 8 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 9 | Correct | 4 ms | 12636 KB | Output is correct |
| 10 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 11 | Partially correct | 4 ms | 12632 KB | Output is partially correct |
| 12 | Partially correct | 3 ms | 12636 KB | Output is partially correct |
| 13 | Partially correct | 31 ms | 21552 KB | Output is partially correct |
| 14 | Partially correct | 5 ms | 13144 KB | Output is partially correct |
| 15 | Correct | 4 ms | 12636 KB | Output is correct |
| 16 | Correct | 4 ms | 12636 KB | Output is correct |
| 17 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 18 | Correct | 4 ms | 12892 KB | Output is correct |
| 19 | Partially correct | 3 ms | 12636 KB | Output is partially correct |
| 20 | Correct | 5 ms | 12632 KB | Output is correct |
| 21 | Partially correct | 3 ms | 12792 KB | Output is partially correct |
| 22 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 23 | Partially correct | 3 ms | 12892 KB | Output is partially correct |
| 24 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 25 | Partially correct | 3 ms | 13016 KB | Output is partially correct |
| 26 | Correct | 5 ms | 12636 KB | Output is correct |
| 27 | Correct | 3 ms | 12636 KB | Output is correct |
| 28 | Partially correct | 3 ms | 12636 KB | Output is partially correct |
| 29 | Correct | 3 ms | 12636 KB | Output is correct |
| 30 | Partially correct | 21 ms | 18268 KB | Output is partially correct |
| 31 | Partially correct | 20 ms | 17744 KB | Output is partially correct |
| 32 | Correct | 3 ms | 12636 KB | Output is correct |
| 33 | Partially correct | 5 ms | 12736 KB | Output is partially correct |
| 34 | Partially correct | 4 ms | 12888 KB | Output is partially correct |
| 35 | Partially correct | 3 ms | 12636 KB | Output is partially correct |
| 36 | Partially correct | 32 ms | 21576 KB | Output is partially correct |
| 37 | Partially correct | 4 ms | 12632 KB | Output is partially correct |
| 38 | Correct | 4 ms | 12632 KB | Output is correct |
| 39 | Correct | 3 ms | 12736 KB | Output is correct |
| 40 | Correct | 5 ms | 12636 KB | Output is correct |
| 41 | Correct | 16 ms | 16612 KB | Output is correct |
| 42 | Correct | 5 ms | 12888 KB | Output is correct |
| 43 | Correct | 49 ms | 27328 KB | Output is correct |
| 44 | Correct | 40 ms | 24260 KB | Output is correct |
| 45 | Partially correct | 55 ms | 27328 KB | Output is partially correct |
| 46 | Partially correct | 4 ms | 12632 KB | Output is partially correct |
| 47 | Partially correct | 3 ms | 12636 KB | Output is partially correct |
| 48 | Partially correct | 3 ms | 12636 KB | Output is partially correct |
| 49 | Partially correct | 4 ms | 12892 KB | Output is partially correct |
| 50 | Partially correct | 98 ms | 38352 KB | Output is partially correct |
| 51 | Correct | 91 ms | 33216 KB | Output is correct |
| 52 | Correct | 64 ms | 35012 KB | Output is correct |
| 53 | Partially correct | 71 ms | 37316 KB | Output is partially correct |
| 54 | Correct | 75 ms | 36188 KB | Output is correct |
| 55 | Correct | 72 ms | 38336 KB | Output is correct |
| 56 | Partially correct | 78 ms | 37060 KB | Output is partially correct |
| 57 | Partially correct | 53 ms | 26812 KB | Output is partially correct |
| 58 | Partially correct | 97 ms | 32012 KB | Output is partially correct |
| 59 | Correct | 73 ms | 23976 KB | Output is correct |
| 60 | Correct | 50 ms | 24992 KB | Output is correct |
| 61 | Correct | 49 ms | 23376 KB | Output is correct |
| 62 | Correct | 12 ms | 14372 KB | Output is correct |
| 63 | Correct | 52 ms | 22864 KB | Output is correct |
| 64 | Partially correct | 21 ms | 17756 KB | Output is partially correct |
| 65 | Partially correct | 3 ms | 12632 KB | Output is partially correct |
| 66 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 67 | Partially correct | 127 ms | 32256 KB | Output is partially correct |
| 68 | Correct | 38 ms | 22612 KB | Output is correct |
| 69 | Correct | 41 ms | 23604 KB | Output is correct |
| 70 | Partially correct | 4 ms | 12892 KB | Output is partially correct |
| 71 | Correct | 45 ms | 21000 KB | Output is correct |
| 72 | Partially correct | 2 ms | 12636 KB | Output is partially correct |
| 73 | Correct | 77 ms | 23940 KB | Output is correct |
| 74 | Partially correct | 89 ms | 32716 KB | Output is partially correct |
| 75 | Partially correct | 5 ms | 13148 KB | Output is partially correct |
| 76 | Partially correct | 39 ms | 24016 KB | Output is partially correct |
| 77 | Correct | 102 ms | 39172 KB | Output is correct |
| 78 | Correct | 53 ms | 25052 KB | Output is correct |
| 79 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 80 | Partially correct | 110 ms | 31716 KB | Output is partially correct |
| 81 | Partially correct | 5 ms | 12892 KB | Output is partially correct |
| 82 | Correct | 31 ms | 20792 KB | Output is correct |
| 83 | Partially correct | 4 ms | 12632 KB | Output is partially correct |
| 84 | Partially correct | 4 ms | 12636 KB | Output is partially correct |
| 85 | Partially correct | 35 ms | 22224 KB | Output is partially correct |
| 86 | Partially correct | 4 ms | 12892 KB | Output is partially correct |
| 87 | Correct | 3 ms | 12632 KB | Output is correct |
| 88 | Partially correct | 6 ms | 12892 KB | Output is partially correct |
| 89 | Correct | 46 ms | 24912 KB | Output is correct |
| 90 | Correct | 51 ms | 23376 KB | Output is correct |
| 91 | Partially correct | 73 ms | 33500 KB | Output is partially correct |
| 92 | Partially correct | 5 ms | 12632 KB | Output is partially correct |