#pragma GCC optimize("O1,O2,O3,Ofast,unroll-loops")
#include <bits/stdc++.h>
#include <string>
#include <iostream>
#include <cmath>
#include <numeric>
#include <stack>
#include <queue>
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<int, int> pi;
typedef pair<ll, ll> pl;
typedef pair<ld, ld> pd;
typedef vector<int> vi;
typedef vector<bool> vb;
typedef vector<vector<int>> vvi;
typedef vector<vector<pi>> vvpi;
typedef vector<ld> vd;
typedef vector<long long> vl;
typedef vector<pi> vpi;
typedef vector<pl> vpl;
#define FOR(i, a, b) for (int i = a; i < (b); i++)
#define F0R(i, a) for (int i = 0; i < (a); i++)
#define FORd(i, a, b) for (int i = (b)-1; i >= a; i--)
#define F0Rd(i, a) for (int i = (a)-1; i >= 0; i--)
#define trav(a, x) for (auto &a : x)
#define uid(a, b) uniform_int_distribution<int>(a, b)(rng)
#define len(x) (int)(x).size()
#define mp make_pair
#define pb push_back
#define F first
#define nl endl
#define S second
#define lb lower_bound
#define ub upper_bound
#define aint(x) x.begin(), x.end()
#define raint(x) x.rbegin(), x.rend()
#define ins insert
const int M = 1e9+7;
void init(string name)
{
freopen((name + ".in").c_str(), "r", stdin);
freopen((name + ".out").c_str(), "w", stdout);
}
void fastIO()
{
ios_base::sync_with_stdio(0);
cin.tie(0);
}
int n,k;
vi paths[100010];
int type[100010];
int level[100010];
vi colors[100010];
int children[100010][100010];
int children2[100010][100010];
void dfs1(int pos,int height){
level[pos] = height;
for(int a:paths[pos]){
dfs1(a,height+1);
}
}
void dfs(int pos,int head){
if(type[pos] == type[head]){
children2[head][pos] = 1;
}else{
children[head][level[pos]] ++;
}
for(int a:paths[pos]){
dfs(a,head);
}
}
void solve()
{
cin >> n >> k;
FOR(i,0,n)cin >> type[i];
FOR(i,0,n)colors[type[i]].pb(i);
FOR(i,1,n){
int a;cin >> a;
paths[a].pb(i);
}
dfs1(0,0);
FOR(i,0,n){
FOR(j,0,n){
children2[i][j] = 0;
children[i][j] = 0;
}
}
FOR(i,0,n)cout << level[i] << " ";
cout << endl;
// int ans = 0,cnt = 0;
// FOR(i,0,n){
// dfs(i,i);
// int temp = 0,temp_cnt = 0;
// for(int a:colors[type[i]]){
// if(children2[i].count(a)){
// temp += 1;
// }else{
// if(children[i][level[a]] > 0){
// children[i][level[a]]--;
// temp_cnt ++;
// }
// }
// }
// if(ans < temp){
// ans = temp;
// cnt = temp_cnt;
// }else if(ans == temp){
// cnt = min(cnt,temp_cnt);
// }
// }
// cout << ans << " " << cnt << endl;
}
int main()
{
fastIO();
// init("test");
int t = 1;
// cin >> t;
while (t--)
solve();
return 0;
}
Compilation message
Main.cpp: In function 'void init(std::string)':
Main.cpp:44:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
44 | freopen((name + ".in").c_str(), "r", stdin);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:45:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
45 | freopen((name + ".out").c_str(), "w", stdout);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/tmp/ccWYakLC.o: in function `fastIO()':
Main.cpp:(.text+0x2e2): relocation truncated to fit: R_X86_64_PC32 against symbol `std::cin' defined in .bss._ZSt3cin section in /usr/lib/gcc/x86_64-linux-gnu/10/libstdc++.a(globals_io.o)
/tmp/ccWYakLC.o: in function `dfs1(int, int)':
Main.cpp:(.text+0x301): relocation truncated to fit: R_X86_64_PC32 against symbol `paths' defined in .bss section in /tmp/ccWYakLC.o
Main.cpp:(.text+0x30c): relocation truncated to fit: R_X86_64_PC32 against symbol `level' defined in .bss section in /tmp/ccWYakLC.o
/tmp/ccWYakLC.o: in function `dfs(int, int)':
Main.cpp:(.text+0x753): relocation truncated to fit: R_X86_64_PC32 against symbol `type' defined in .bss section in /tmp/ccWYakLC.o
Main.cpp:(.text+0x778): relocation truncated to fit: R_X86_64_PC32 against symbol `level' defined in .bss section in /tmp/ccWYakLC.o
Main.cpp:(.text+0x77f): relocation truncated to fit: R_X86_64_PC32 against symbol `children' defined in .bss section in /tmp/ccWYakLC.o
Main.cpp:(.text+0x79c): relocation truncated to fit: R_X86_64_PC32 against symbol `paths' defined in .bss section in /tmp/ccWYakLC.o
Main.cpp:(.text+0x7e4): relocation truncated to fit: R_X86_64_PC32 against symbol `level' defined in .bss section in /tmp/ccWYakLC.o
Main.cpp:(.text+0x7eb): relocation truncated to fit: R_X86_64_PC32 against symbol `children' defined in .bss section in /tmp/ccWYakLC.o
Main.cpp:(.text+0x83c): relocation truncated to fit: R_X86_64_PC32 against symbol `level' defined in .bss section in /tmp/ccWYakLC.o
Main.cpp:(.text+0x843): additional relocation overflows omitted from the output
/usr/bin/ld: failed to convert GOTPCREL relocation; relink with --no-relax
collect2: error: ld returned 1 exit status
