| # |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
| 623822 |
2022-08-06T14:51:31 Z |
Arnch |
Power Plant (JOI20_power) |
C++17 |
|
163 ms |
62400 KB |
// oooo
/*
har chi delet mikhad bebar ~
gitar o ba khodet nabar! ~
;Amoo_Hasan;
*/
#include<bits/stdc++.h>
//#pragma GCC optimize("O3,no-stack-protector,unroll-loops")
//#pragma GCC target("avx2,fma")
using namespace std;
typedef long long ll;
typedef long double ld;
#define Sz(x) int((x).size())
#define All(x) (x).begin(), (x).end()
#define wtf(x) cout<<#x <<" : " <<x <<endl
constexpr ll inf = 1e18, N = 1e6 + 10, mod = 1e9 + 7, pr = 1000696969;
int dp[N][2];
bool mark[N];
string s;
vector<int> adj[N];
void dfs(int x, int p = 0) {
vector<int> cnt_0, cnt_1;
for(auto j : adj[x]) {
if(j == p) continue;
dfs(j, x);
cnt_0.push_back(dp[j][0]);
cnt_1.push_back(dp[j][1]);
}
sort(All(cnt_0), greater<int>());
sort(All(cnt_1), greater<int>());
if(mark[x]) {
dp[x][1] = 1;
int val = 0;
for(auto j : cnt_1) val += j;
dp[x][1] = max(dp[x][1], val - 1);
dp[x][0] = 1;
if(Sz(cnt_1) > 0) dp[x][0] = max(dp[x][0], 1 + cnt_1[0]);
if(Sz(cnt_0) > 0) dp[x][0] = max(dp[x][0], cnt_0[0]);
val = 0;
for(auto j : cnt_1) val += j;
dp[x][0] = max(dp[x][0], val - 1);
return;
}
int val = 0;
for(auto j : cnt_1) val += j;
dp[x][1] = val;
if(Sz(cnt_0) > 0) dp[x][0] = cnt_0[0];
val = 0;
for(auto j : cnt_1) val += j;
dp[x][0] = max(dp[x][0], val);
}
int main() {
ios :: sync_with_stdio(0), cin.tie(0);
int n; cin >>n;
for(int i = 0; i < n - 1; i++) {
int u, v; cin >>u >>v;
adj[u].push_back(v), adj[v].push_back(u);
}
cin >>s;
for(int i = 0; i < Sz(s); i++) mark[i + 1] = (s[i] == '1');
dfs(1);
cout<<dp[1][0];
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
13 ms |
23720 KB |
Output is correct |
| 2 |
Correct |
13 ms |
23764 KB |
Output is correct |
| 3 |
Correct |
12 ms |
23764 KB |
Output is correct |
| 4 |
Correct |
12 ms |
23764 KB |
Output is correct |
| 5 |
Correct |
13 ms |
23708 KB |
Output is correct |
| 6 |
Correct |
12 ms |
23728 KB |
Output is correct |
| 7 |
Correct |
13 ms |
23740 KB |
Output is correct |
| 8 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 9 |
Correct |
13 ms |
23816 KB |
Output is correct |
| 10 |
Correct |
13 ms |
23764 KB |
Output is correct |
| 11 |
Correct |
12 ms |
23796 KB |
Output is correct |
| 12 |
Correct |
12 ms |
23696 KB |
Output is correct |
| 13 |
Correct |
12 ms |
23764 KB |
Output is correct |
| 14 |
Correct |
12 ms |
23816 KB |
Output is correct |
| 15 |
Correct |
13 ms |
23764 KB |
Output is correct |
| 16 |
Correct |
12 ms |
23752 KB |
Output is correct |
| 17 |
Correct |
13 ms |
23764 KB |
Output is correct |
| 18 |
Correct |
12 ms |
23696 KB |
Output is correct |
| 19 |
Correct |
12 ms |
23812 KB |
Output is correct |
| 20 |
Correct |
13 ms |
23812 KB |
Output is correct |
| 21 |
Correct |
12 ms |
23716 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
13 ms |
23720 KB |
Output is correct |
| 2 |
Correct |
13 ms |
23764 KB |
Output is correct |
| 3 |
Correct |
12 ms |
23764 KB |
Output is correct |
| 4 |
Correct |
12 ms |
23764 KB |
Output is correct |
| 5 |
Correct |
13 ms |
23708 KB |
Output is correct |
| 6 |
Correct |
12 ms |
23728 KB |
Output is correct |
| 7 |
Correct |
13 ms |
23740 KB |
Output is correct |
| 8 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 9 |
Correct |
13 ms |
23816 KB |
Output is correct |
| 10 |
Correct |
13 ms |
23764 KB |
Output is correct |
| 11 |
Correct |
12 ms |
23796 KB |
Output is correct |
| 12 |
Correct |
12 ms |
23696 KB |
Output is correct |
| 13 |
Correct |
12 ms |
23764 KB |
Output is correct |
| 14 |
Correct |
12 ms |
23816 KB |
Output is correct |
| 15 |
Correct |
13 ms |
23764 KB |
Output is correct |
| 16 |
Correct |
12 ms |
23752 KB |
Output is correct |
| 17 |
Correct |
13 ms |
23764 KB |
Output is correct |
| 18 |
Correct |
12 ms |
23696 KB |
Output is correct |
| 19 |
Correct |
12 ms |
23812 KB |
Output is correct |
| 20 |
Correct |
13 ms |
23812 KB |
Output is correct |
| 21 |
Correct |
12 ms |
23716 KB |
Output is correct |
| 22 |
Correct |
14 ms |
23924 KB |
Output is correct |
| 23 |
Correct |
14 ms |
24096 KB |
Output is correct |
| 24 |
Correct |
13 ms |
23908 KB |
Output is correct |
| 25 |
Correct |
13 ms |
23824 KB |
Output is correct |
| 26 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 27 |
Correct |
13 ms |
23844 KB |
Output is correct |
| 28 |
Correct |
14 ms |
23880 KB |
Output is correct |
| 29 |
Correct |
13 ms |
24084 KB |
Output is correct |
| 30 |
Correct |
13 ms |
23980 KB |
Output is correct |
| 31 |
Correct |
14 ms |
23824 KB |
Output is correct |
| 32 |
Correct |
13 ms |
23876 KB |
Output is correct |
| 33 |
Correct |
13 ms |
23820 KB |
Output is correct |
| 34 |
Correct |
13 ms |
23912 KB |
Output is correct |
| 35 |
Correct |
13 ms |
23820 KB |
Output is correct |
| 36 |
Correct |
13 ms |
23860 KB |
Output is correct |
| 37 |
Correct |
14 ms |
23924 KB |
Output is correct |
| 38 |
Correct |
13 ms |
24020 KB |
Output is correct |
| 39 |
Correct |
13 ms |
23952 KB |
Output is correct |
| 40 |
Correct |
13 ms |
24008 KB |
Output is correct |
| 41 |
Correct |
13 ms |
23972 KB |
Output is correct |
| 42 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 43 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 44 |
Correct |
13 ms |
23876 KB |
Output is correct |
| 45 |
Correct |
12 ms |
23956 KB |
Output is correct |
| 46 |
Correct |
13 ms |
23952 KB |
Output is correct |
| 47 |
Correct |
13 ms |
23952 KB |
Output is correct |
| 48 |
Correct |
13 ms |
23992 KB |
Output is correct |
| 49 |
Correct |
13 ms |
24084 KB |
Output is correct |
| 50 |
Correct |
13 ms |
23924 KB |
Output is correct |
| 51 |
Correct |
16 ms |
23964 KB |
Output is correct |
| 52 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 53 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 54 |
Correct |
13 ms |
23944 KB |
Output is correct |
| 55 |
Correct |
15 ms |
23892 KB |
Output is correct |
| 56 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 57 |
Correct |
13 ms |
24084 KB |
Output is correct |
| 58 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 59 |
Correct |
15 ms |
23884 KB |
Output is correct |
| 60 |
Correct |
13 ms |
24056 KB |
Output is correct |
| 61 |
Correct |
12 ms |
23948 KB |
Output is correct |
| 62 |
Correct |
13 ms |
24000 KB |
Output is correct |
| 63 |
Correct |
15 ms |
23888 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
13 ms |
23720 KB |
Output is correct |
| 2 |
Correct |
13 ms |
23764 KB |
Output is correct |
| 3 |
Correct |
12 ms |
23764 KB |
Output is correct |
| 4 |
Correct |
12 ms |
23764 KB |
Output is correct |
| 5 |
Correct |
13 ms |
23708 KB |
Output is correct |
| 6 |
Correct |
12 ms |
23728 KB |
Output is correct |
| 7 |
Correct |
13 ms |
23740 KB |
Output is correct |
| 8 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 9 |
Correct |
13 ms |
23816 KB |
Output is correct |
| 10 |
Correct |
13 ms |
23764 KB |
Output is correct |
| 11 |
Correct |
12 ms |
23796 KB |
Output is correct |
| 12 |
Correct |
12 ms |
23696 KB |
Output is correct |
| 13 |
Correct |
12 ms |
23764 KB |
Output is correct |
| 14 |
Correct |
12 ms |
23816 KB |
Output is correct |
| 15 |
Correct |
13 ms |
23764 KB |
Output is correct |
| 16 |
Correct |
12 ms |
23752 KB |
Output is correct |
| 17 |
Correct |
13 ms |
23764 KB |
Output is correct |
| 18 |
Correct |
12 ms |
23696 KB |
Output is correct |
| 19 |
Correct |
12 ms |
23812 KB |
Output is correct |
| 20 |
Correct |
13 ms |
23812 KB |
Output is correct |
| 21 |
Correct |
12 ms |
23716 KB |
Output is correct |
| 22 |
Correct |
14 ms |
23924 KB |
Output is correct |
| 23 |
Correct |
14 ms |
24096 KB |
Output is correct |
| 24 |
Correct |
13 ms |
23908 KB |
Output is correct |
| 25 |
Correct |
13 ms |
23824 KB |
Output is correct |
| 26 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 27 |
Correct |
13 ms |
23844 KB |
Output is correct |
| 28 |
Correct |
14 ms |
23880 KB |
Output is correct |
| 29 |
Correct |
13 ms |
24084 KB |
Output is correct |
| 30 |
Correct |
13 ms |
23980 KB |
Output is correct |
| 31 |
Correct |
14 ms |
23824 KB |
Output is correct |
| 32 |
Correct |
13 ms |
23876 KB |
Output is correct |
| 33 |
Correct |
13 ms |
23820 KB |
Output is correct |
| 34 |
Correct |
13 ms |
23912 KB |
Output is correct |
| 35 |
Correct |
13 ms |
23820 KB |
Output is correct |
| 36 |
Correct |
13 ms |
23860 KB |
Output is correct |
| 37 |
Correct |
14 ms |
23924 KB |
Output is correct |
| 38 |
Correct |
13 ms |
24020 KB |
Output is correct |
| 39 |
Correct |
13 ms |
23952 KB |
Output is correct |
| 40 |
Correct |
13 ms |
24008 KB |
Output is correct |
| 41 |
Correct |
13 ms |
23972 KB |
Output is correct |
| 42 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 43 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 44 |
Correct |
13 ms |
23876 KB |
Output is correct |
| 45 |
Correct |
12 ms |
23956 KB |
Output is correct |
| 46 |
Correct |
13 ms |
23952 KB |
Output is correct |
| 47 |
Correct |
13 ms |
23952 KB |
Output is correct |
| 48 |
Correct |
13 ms |
23992 KB |
Output is correct |
| 49 |
Correct |
13 ms |
24084 KB |
Output is correct |
| 50 |
Correct |
13 ms |
23924 KB |
Output is correct |
| 51 |
Correct |
16 ms |
23964 KB |
Output is correct |
| 52 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 53 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 54 |
Correct |
13 ms |
23944 KB |
Output is correct |
| 55 |
Correct |
15 ms |
23892 KB |
Output is correct |
| 56 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 57 |
Correct |
13 ms |
24084 KB |
Output is correct |
| 58 |
Correct |
13 ms |
23892 KB |
Output is correct |
| 59 |
Correct |
15 ms |
23884 KB |
Output is correct |
| 60 |
Correct |
13 ms |
24056 KB |
Output is correct |
| 61 |
Correct |
12 ms |
23948 KB |
Output is correct |
| 62 |
Correct |
13 ms |
24000 KB |
Output is correct |
| 63 |
Correct |
15 ms |
23888 KB |
Output is correct |
| 64 |
Correct |
155 ms |
35004 KB |
Output is correct |
| 65 |
Correct |
148 ms |
34968 KB |
Output is correct |
| 66 |
Correct |
151 ms |
35004 KB |
Output is correct |
| 67 |
Correct |
140 ms |
34936 KB |
Output is correct |
| 68 |
Correct |
150 ms |
34988 KB |
Output is correct |
| 69 |
Correct |
140 ms |
34984 KB |
Output is correct |
| 70 |
Correct |
143 ms |
34972 KB |
Output is correct |
| 71 |
Correct |
141 ms |
34968 KB |
Output is correct |
| 72 |
Correct |
147 ms |
34924 KB |
Output is correct |
| 73 |
Correct |
157 ms |
60300 KB |
Output is correct |
| 74 |
Correct |
163 ms |
60148 KB |
Output is correct |
| 75 |
Correct |
142 ms |
34820 KB |
Output is correct |
| 76 |
Correct |
151 ms |
34768 KB |
Output is correct |
| 77 |
Correct |
139 ms |
34832 KB |
Output is correct |
| 78 |
Correct |
149 ms |
34868 KB |
Output is correct |
| 79 |
Correct |
140 ms |
34868 KB |
Output is correct |
| 80 |
Correct |
159 ms |
34776 KB |
Output is correct |
| 81 |
Correct |
121 ms |
36348 KB |
Output is correct |
| 82 |
Correct |
135 ms |
35508 KB |
Output is correct |
| 83 |
Correct |
151 ms |
46136 KB |
Output is correct |
| 84 |
Correct |
163 ms |
50848 KB |
Output is correct |
| 85 |
Correct |
152 ms |
50088 KB |
Output is correct |
| 86 |
Correct |
144 ms |
38060 KB |
Output is correct |
| 87 |
Correct |
153 ms |
36676 KB |
Output is correct |
| 88 |
Correct |
150 ms |
36852 KB |
Output is correct |
| 89 |
Correct |
130 ms |
36804 KB |
Output is correct |
| 90 |
Correct |
131 ms |
36472 KB |
Output is correct |
| 91 |
Correct |
146 ms |
36840 KB |
Output is correct |
| 92 |
Correct |
133 ms |
37480 KB |
Output is correct |
| 93 |
Correct |
127 ms |
43096 KB |
Output is correct |
| 94 |
Correct |
131 ms |
46212 KB |
Output is correct |
| 95 |
Correct |
126 ms |
43868 KB |
Output is correct |
| 96 |
Correct |
138 ms |
39892 KB |
Output is correct |
| 97 |
Correct |
127 ms |
36632 KB |
Output is correct |
| 98 |
Correct |
120 ms |
35620 KB |
Output is correct |
| 99 |
Correct |
131 ms |
35316 KB |
Output is correct |
| 100 |
Correct |
127 ms |
41996 KB |
Output is correct |
| 101 |
Correct |
130 ms |
37624 KB |
Output is correct |
| 102 |
Correct |
125 ms |
35968 KB |
Output is correct |
| 103 |
Correct |
130 ms |
35628 KB |
Output is correct |
| 104 |
Correct |
90 ms |
38336 KB |
Output is correct |
| 105 |
Correct |
159 ms |
53868 KB |
Output is correct |
| 106 |
Correct |
88 ms |
38144 KB |
Output is correct |
| 107 |
Correct |
86 ms |
38128 KB |
Output is correct |
| 108 |
Correct |
157 ms |
61800 KB |
Output is correct |
| 109 |
Correct |
95 ms |
38332 KB |
Output is correct |
| 110 |
Correct |
160 ms |
62400 KB |
Output is correct |
| 111 |
Correct |
134 ms |
34852 KB |
Output is correct |
