// #pragma GCC optimize("O3,Ofast,unroll-loops")
// #pragma GCC target("avx2,bmi,popcnt")
#include <bits/stdc++.h>
#define lli long long int
#define ld long double
#define REP(i, n) for(int i = 0; (i) < (n); (i)++)
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define pb push_back
#define MP make_pair
using namespace std;
void fastio() {
ios_base::sync_with_stdio(false);
cin.tie(NULL);
}
const int N = 1e5 + 5;
const int INF = 1e9 + 500;
const int MOD = 1e9 + 7;
void solve() {
int n, k;
cin >> n >> k;
REP(i, n - 1) {
int u, v;
cin >> u >> v;
}
vector<int> o(k);
REP(i, k) {
cin >> o[i];
}
int od = 0;
for(auto c : o) {
if(c & 1) od++;
}
int res = (od - 1) / 2 + 1;
od = k - od;
res += (od - 1) / 2 + 1;
cout << res << "\n";
}
signed main() {
fastio();
solve();
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
58 ms |
6996 KB |
Unexpected end of file - int32 expected |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
348 KB |
Unexpected end of file - int32 expected |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
348 KB |
Unexpected end of file - int32 expected |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
63 ms |
6952 KB |
Unexpected end of file - int32 expected |
2 |
Halted |
0 ms |
0 KB |
- |