Submission #330516

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
330516	2020-11-25 15:25:07	BeanZ	Cats or Dogs (JOI18_catdog)	C++14	38 / 100	3098 ms	7256 KiB

catdog

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
// I_Love_LPL
#include <bits/stdc++.h>
using namespace std;
#define ll int
#define endl '\n'
const int N = 1e5 + 5;
const int lg = 60;
const int mod = 998244353;
const long long oo = 1e18;
const int lim = 1e6 + 5;
long double eps = 1e-3;
vector<ll> node[N];
ll dpc[N], dpd[N], color[N];
void initialize(ll n, vector<ll> A, vector<ll> B){
    for (int i = 1; i < n; i++){
        node[A[i - 1]].push_back(B[i - 1]);
        node[B[i - 1]].push_back(A[i - 1]);
    }
}
void dfs(ll u, ll p){
    dpc[u] = 0;
    dpd[u] = 0;
    if (color[u] == 1) dpd[u] = 1e9;
    if (color[u] == 2) dpc[u] = 1e9;
    for (auto j : node[u]){
        if (j == p) continue;
        dfs(j, u);
        if (color[u] == 1) dpc[u] += min(dpc[j], dpd[j] + 1);
        else if (color[u] == 2) dpd[u] += min(dpd[j], dpc[j] + 1);
        else dpc[u] += min(dpc[j], dpd[j] + 1), dpd[u] += min(dpd[j], dpc[j] + 1);
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

catdog.cpp:87:1: warning: "/*" within comment [-Wcomment]
   87 | /*
      |

• Subtask 1: 8 / 8
• Subtask 2: 30 / 30
• Subtask 3: 0 / 62