Submission #1518540


Source Code Expand

#include<bits/stdc++.h>
using namespace std;
#define ll long long int
#define pb push_back
#define mp make_pair
int dfs(int no,int d,int k);
vector<int> ed[100001];
int visit[100001];
int ans=0;
int main(){
int i,j;
int n,k;
cin>>n>>k;
int a[n+1];
for(i=1;i<=n;i++)
{cin>>a[i];
if(i==1){
    if(a[1]!=1)
        {a[1]=1;
        ans++;
        }

continue;
}
else
ed[a[i]].pb(i);
}

if(k<=1e5){
dfs(1,0,k);
}
cout<<ans<<endl;




return 0;
}
int dfs(int no,int p,int k){
int i=0;
int res=0;
for(i=0;i<ed[no].size();i++){

    res=max(res,dfs(ed[no][i],no,k)+1);

}
if(p!=1&&p!=0&&res==(k-1))
{

    ans++;
    res=-1;

}

return res;

}

Submission Info

Submission Time
Task D - Teleporter
User adam1007
Language C++14 (GCC 5.4.1)
Score 800
Code Size 694 Byte
Status AC
Exec Time 58 ms
Memory 13952 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 800 / 800
Status
AC × 3
AC × 58
Set Name Test Cases
Sample 0_00.txt, 0_01.txt, 0_02.txt
All 0_00.txt, 0_01.txt, 0_02.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt, 1_15.txt, 1_16.txt, 1_17.txt, 1_18.txt, 1_19.txt, 1_20.txt, 1_21.txt, 1_22.txt, 1_23.txt, 1_24.txt, 1_25.txt, 1_26.txt, 1_27.txt, 1_28.txt, 1_29.txt, 1_30.txt, 1_31.txt, 1_32.txt, 1_33.txt, 1_34.txt, 1_35.txt, 1_36.txt, 1_37.txt, 1_38.txt, 1_39.txt, 1_40.txt, 1_41.txt, 1_42.txt, 1_43.txt, 1_44.txt, 1_45.txt, 1_46.txt, 1_47.txt, 1_48.txt, 1_49.txt, 1_50.txt, 1_51.txt, 1_52.txt, 1_53.txt, 1_54.txt
Case Name Status Exec Time Memory
0_00.txt AC 2 ms 2560 KB
0_01.txt AC 2 ms 2560 KB
0_02.txt AC 2 ms 2560 KB
1_00.txt AC 2 ms 2560 KB
1_01.txt AC 2 ms 2560 KB
1_02.txt AC 56 ms 13952 KB
1_03.txt AC 55 ms 13952 KB
1_04.txt AC 54 ms 13952 KB
1_05.txt AC 57 ms 13952 KB
1_06.txt AC 54 ms 13952 KB
1_07.txt AC 55 ms 13952 KB
1_08.txt AC 56 ms 13952 KB
1_09.txt AC 58 ms 13952 KB
1_10.txt AC 54 ms 9984 KB
1_11.txt AC 56 ms 9984 KB
1_12.txt AC 54 ms 9984 KB
1_13.txt AC 53 ms 6144 KB
1_14.txt AC 51 ms 6144 KB
1_15.txt AC 50 ms 6144 KB
1_16.txt AC 34 ms 4732 KB
1_17.txt AC 35 ms 4732 KB
1_18.txt AC 34 ms 4732 KB
1_19.txt AC 21 ms 3452 KB
1_20.txt AC 21 ms 3452 KB
1_21.txt AC 21 ms 3452 KB
1_22.txt AC 47 ms 4480 KB
1_23.txt AC 47 ms 4480 KB
1_24.txt AC 48 ms 4608 KB
1_25.txt AC 47 ms 3968 KB
1_26.txt AC 47 ms 3968 KB
1_27.txt AC 49 ms 3968 KB
1_28.txt AC 39 ms 3712 KB
1_29.txt AC 40 ms 3712 KB
1_30.txt AC 39 ms 3712 KB
1_31.txt AC 50 ms 4608 KB
1_32.txt AC 49 ms 4608 KB
1_33.txt AC 50 ms 4608 KB
1_34.txt AC 46 ms 4608 KB
1_35.txt AC 51 ms 4992 KB
1_36.txt AC 49 ms 4992 KB
1_37.txt AC 50 ms 4992 KB
1_38.txt AC 45 ms 4864 KB
1_39.txt AC 51 ms 4992 KB
1_40.txt AC 49 ms 4992 KB
1_41.txt AC 52 ms 4992 KB
1_42.txt AC 45 ms 4992 KB
1_43.txt AC 50 ms 5376 KB
1_44.txt AC 50 ms 5376 KB
1_45.txt AC 52 ms 5376 KB
1_46.txt AC 45 ms 4992 KB
1_47.txt AC 56 ms 7296 KB
1_48.txt AC 53 ms 7296 KB
1_49.txt AC 51 ms 7296 KB
1_50.txt AC 45 ms 5120 KB
1_51.txt AC 54 ms 12416 KB
1_52.txt AC 54 ms 12416 KB
1_53.txt AC 54 ms 12416 KB
1_54.txt AC 47 ms 5760 KB