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Submission #993596

# Submission time Handle Problem Language Result Execution time Memory
993596 2024-06-06T06:20:54 Z AlperenT_ Jobs (BOI24_jobs) C++17
100 / 100
 302 ms 79188 KB 
#include <bits/stdc++.h>
 
#pragma GCC optimize("O3,unroll-loops")
#define pb push_back
#define F first
#define S second 
#define all(a) a.begin(),a.end()
#define pii pair <int,int>
#define PII pair<pii , pii>
#define ld long double
#define int long long 
#define sz(v) (int)v.size()
#define rep(i , a , b) for(int i=a;i <= b;i++)
#define per(i, a , b) for(int i=a;i >= b;i--)
using namespace std ;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
const int maxn = 3e5+10  ,  N = 1e5 +1 , lg = 20 , maxq = 202 , sq = 333   , inf = 1e18  , maxk = 2022  , mod =1e9 + 7;
multiset <pii> s[maxn] ;
int a[maxn] ;
vector <int> G[maxn] ; 

void dfs(int v){
  for(int u : G[v]){
    dfs(u);
    if(sz(s[u]) > sz(s[v])){
      swap(s[v]  , s[u]) ;
    }
    while(sz(s[u])){
      auto a = s[u].begin() ;
      s[v].insert((*a));
      s[u].erase(a);
    }  
  }
  int m1 = min(0ll,a[v]) , sm = a[v] ;
  if(sm < 0)
  while(sz(s[v])){
    auto a = *s[v].begin() ;
    m1 = min(m1 , sm-a.F) ;
    sm += a.S ;
    s[v].erase(s[v].begin());
    if(sm > 0){
      break ;
    }
  }
  if(sm > 0){
    while(sz(s[v])){
      auto a = (*s[v].begin()) ;
      if((-a.F) < m1){
        break ;
      }
      sm += a.S ; 
      s[v].erase(s[v].begin()) ;
    } 
    s[v].insert({-m1 , sm});
  }
  
}

signed main(){
  ios_base::sync_with_stdio(false); cin.tie(0);   
  int n , x ;
  cin >> n >> x ; 
  int k = x; 
  rep(i , 1, n){
    int p ;
    cin >> a[i] >> p ;
    G[p].pb(i);
  }
  dfs(0) ;
  while(sz(s[0])){
    auto a = (*s[0].begin()) ;
    if(x-a.F < 0){
      break ;
    }
    x += a.S ;
    s[0].erase(s[0].begin()) ;
  }
  cout << x - k<< "\n" ; 
}

/*

*/

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 220 ms 38280 KB Output is correct
2 Correct 182 ms 40212 KB Output is correct
3 Correct 157 ms 39932 KB Output is correct
4 Correct 108 ms 49376 KB Output is correct
5 Correct 94 ms 57488 KB Output is correct
6 Correct 117 ms 31056 KB Output is correct
7 Correct 203 ms 40020 KB Output is correct
8 Correct 174 ms 39936 KB Output is correct
9 Correct 102 ms 54712 KB Output is correct
10 Correct 94 ms 57892 KB Output is correct
11 Correct 228 ms 40784 KB Output is correct
12 Correct 201 ms 37156 KB Output is correct
13 Correct 204 ms 36180 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 21592 KB Output is correct
2 Correct 8 ms 21596 KB Output is correct
3 Correct 10 ms 21588 KB Output is correct
4 Correct 10 ms 21596 KB Output is correct
5 Correct 9 ms 21884 KB Output is correct
6 Correct 9 ms 21852 KB Output is correct
7 Correct 12 ms 21596 KB Output is correct
8 Correct 11 ms 21556 KB Output is correct
9 Correct 10 ms 21592 KB Output is correct
10 Correct 10 ms 21540 KB Output is correct
11 Correct 10 ms 21980 KB Output is correct
12 Correct 9 ms 21852 KB Output is correct
13 Correct 9 ms 21596 KB Output is correct
14 Correct 10 ms 21752 KB Output is correct
15 Correct 9 ms 21592 KB Output is correct
16 Correct 10 ms 21596 KB Output is correct
17 Correct 10 ms 21848 KB Output is correct
18 Correct 11 ms 21848 KB Output is correct
19 Correct 9 ms 21596 KB Output is correct
20 Correct 9 ms 21672 KB Output is correct
21 Correct 10 ms 21596 KB Output is correct
22 Correct 11 ms 21592 KB Output is correct
23 Correct 9 ms 21848 KB Output is correct
24 Correct 9 ms 21852 KB Output is correct
25 Correct 10 ms 21684 KB Output is correct
26 Correct 10 ms 21596 KB Output is correct
27 Correct 10 ms 21596 KB Output is correct
28 Correct 9 ms 21852 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 21592 KB Output is correct
2 Correct 8 ms 21596 KB Output is correct
3 Correct 10 ms 21588 KB Output is correct
4 Correct 10 ms 21596 KB Output is correct
5 Correct 9 ms 21884 KB Output is correct
6 Correct 9 ms 21852 KB Output is correct
7 Correct 12 ms 21596 KB Output is correct
8 Correct 11 ms 21556 KB Output is correct
9 Correct 10 ms 21592 KB Output is correct
10 Correct 10 ms 21540 KB Output is correct
11 Correct 10 ms 21980 KB Output is correct
12 Correct 9 ms 21852 KB Output is correct
13 Correct 9 ms 21596 KB Output is correct
14 Correct 10 ms 21752 KB Output is correct
15 Correct 9 ms 21592 KB Output is correct
16 Correct 10 ms 21596 KB Output is correct
17 Correct 10 ms 21848 KB Output is correct
18 Correct 11 ms 21848 KB Output is correct
19 Correct 9 ms 21596 KB Output is correct
20 Correct 9 ms 21672 KB Output is correct
21 Correct 10 ms 21596 KB Output is correct
22 Correct 11 ms 21592 KB Output is correct
23 Correct 9 ms 21848 KB Output is correct
24 Correct 9 ms 21852 KB Output is correct
25 Correct 10 ms 21684 KB Output is correct
26 Correct 10 ms 21596 KB Output is correct
27 Correct 10 ms 21596 KB Output is correct
28 Correct 9 ms 21852 KB Output is correct
29 Correct 118 ms 42580 KB Output is correct
30 Correct 117 ms 41932 KB Output is correct
31 Correct 99 ms 39100 KB Output is correct
32 Correct 108 ms 76884 KB Output is correct
33 Correct 128 ms 61268 KB Output is correct
34 Correct 96 ms 50688 KB Output is correct
35 Correct 58 ms 31312 KB Output is correct
36 Correct 109 ms 44752 KB Output is correct
37 Correct 123 ms 42580 KB Output is correct
38 Correct 130 ms 78424 KB Output is correct
39 Correct 114 ms 62948 KB Output is correct
40 Correct 112 ms 48468 KB Output is correct
41 Correct 100 ms 41808 KB Output is correct
42 Correct 52 ms 36004 KB Output is correct
43 Correct 118 ms 53332 KB Output is correct
44 Correct 133 ms 79160 KB Output is correct
45 Correct 116 ms 62792 KB Output is correct
46 Correct 103 ms 52048 KB Output is correct
47 Correct 97 ms 41808 KB Output is correct
48 Correct 115 ms 40392 KB Output is correct
49 Correct 134 ms 42128 KB Output is correct
50 Correct 121 ms 79188 KB Output is correct
51 Correct 77 ms 51796 KB Output is correct
52 Correct 112 ms 48980 KB Output is correct
53 Correct 65 ms 42900 KB Output is correct
54 Correct 108 ms 40384 KB Output is correct
55 Correct 127 ms 42136 KB Output is correct
56 Correct 123 ms 79184 KB Output is correct
57 Correct 122 ms 61524 KB Output is correct
58 Correct 106 ms 48980 KB Output is correct
59 Correct 102 ms 47796 KB Output is correct
60 Correct 110 ms 40424 KB Output is correct
61 Correct 115 ms 51280 KB Output is correct
62 Correct 118 ms 50256 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 21592 KB Output is correct
2 Correct 8 ms 21596 KB Output is correct
3 Correct 10 ms 21588 KB Output is correct
4 Correct 10 ms 21596 KB Output is correct
5 Correct 9 ms 21884 KB Output is correct
6 Correct 9 ms 21852 KB Output is correct
7 Correct 12 ms 21596 KB Output is correct
8 Correct 11 ms 21556 KB Output is correct
9 Correct 10 ms 21592 KB Output is correct
10 Correct 10 ms 21540 KB Output is correct
11 Correct 10 ms 21980 KB Output is correct
12 Correct 9 ms 21852 KB Output is correct
13 Correct 9 ms 21596 KB Output is correct
14 Correct 10 ms 21752 KB Output is correct
15 Correct 9 ms 21592 KB Output is correct
16 Correct 10 ms 21596 KB Output is correct
17 Correct 10 ms 21848 KB Output is correct
18 Correct 11 ms 21848 KB Output is correct
19 Correct 9 ms 21596 KB Output is correct
20 Correct 9 ms 21672 KB Output is correct
21 Correct 10 ms 21596 KB Output is correct
22 Correct 11 ms 21592 KB Output is correct
23 Correct 9 ms 21848 KB Output is correct
24 Correct 9 ms 21852 KB Output is correct
25 Correct 10 ms 21684 KB Output is correct
26 Correct 10 ms 21596 KB Output is correct
27 Correct 10 ms 21596 KB Output is correct
28 Correct 9 ms 21852 KB Output is correct
29 Correct 9 ms 21596 KB Output is correct
30 Correct 10 ms 21596 KB Output is correct
31 Correct 10 ms 21636 KB Output is correct
32 Correct 10 ms 21596 KB Output is correct
33 Correct 10 ms 21596 KB Output is correct
34 Correct 10 ms 21852 KB Output is correct
35 Correct 9 ms 21812 KB Output is correct
36 Correct 9 ms 21596 KB Output is correct
37 Correct 9 ms 21596 KB Output is correct
38 Correct 10 ms 21632 KB Output is correct
39 Correct 9 ms 21596 KB Output is correct
40 Correct 9 ms 21608 KB Output is correct
41 Correct 9 ms 21596 KB Output is correct
42 Correct 10 ms 21596 KB Output is correct
43 Correct 10 ms 21596 KB Output is correct
44 Correct 10 ms 21504 KB Output is correct
45 Correct 9 ms 21592 KB Output is correct
46 Correct 8 ms 21820 KB Output is correct
47 Correct 9 ms 21596 KB Output is correct
48 Correct 9 ms 21596 KB Output is correct
49 Correct 10 ms 21608 KB Output is correct
50 Correct 9 ms 21596 KB Output is correct
51 Correct 10 ms 21596 KB Output is correct
52 Correct 10 ms 21592 KB Output is correct
53 Correct 11 ms 21592 KB Output is correct
54 Correct 9 ms 21596 KB Output is correct

Subtask #5
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 220 ms 38280 KB Output is correct
2 Correct 182 ms 40212 KB Output is correct
3 Correct 157 ms 39932 KB Output is correct
4 Correct 108 ms 49376 KB Output is correct
5 Correct 94 ms 57488 KB Output is correct
6 Correct 117 ms 31056 KB Output is correct
7 Correct 203 ms 40020 KB Output is correct
8 Correct 174 ms 39936 KB Output is correct
9 Correct 102 ms 54712 KB Output is correct
10 Correct 94 ms 57892 KB Output is correct
11 Correct 228 ms 40784 KB Output is correct
12 Correct 201 ms 37156 KB Output is correct
13 Correct 204 ms 36180 KB Output is correct
14 Correct 10 ms 21592 KB Output is correct
15 Correct 8 ms 21596 KB Output is correct
16 Correct 10 ms 21588 KB Output is correct
17 Correct 10 ms 21596 KB Output is correct
18 Correct 9 ms 21884 KB Output is correct
19 Correct 9 ms 21852 KB Output is correct
20 Correct 12 ms 21596 KB Output is correct
21 Correct 11 ms 21556 KB Output is correct
22 Correct 10 ms 21592 KB Output is correct
23 Correct 10 ms 21540 KB Output is correct
24 Correct 10 ms 21980 KB Output is correct
25 Correct 9 ms 21852 KB Output is correct
26 Correct 9 ms 21596 KB Output is correct
27 Correct 10 ms 21752 KB Output is correct
28 Correct 9 ms 21592 KB Output is correct
29 Correct 10 ms 21596 KB Output is correct
30 Correct 10 ms 21848 KB Output is correct
31 Correct 11 ms 21848 KB Output is correct
32 Correct 9 ms 21596 KB Output is correct
33 Correct 9 ms 21672 KB Output is correct
34 Correct 10 ms 21596 KB Output is correct
35 Correct 11 ms 21592 KB Output is correct
36 Correct 9 ms 21848 KB Output is correct
37 Correct 9 ms 21852 KB Output is correct
38 Correct 10 ms 21684 KB Output is correct
39 Correct 10 ms 21596 KB Output is correct
40 Correct 10 ms 21596 KB Output is correct
41 Correct 9 ms 21852 KB Output is correct
42 Correct 118 ms 42580 KB Output is correct
43 Correct 117 ms 41932 KB Output is correct
44 Correct 99 ms 39100 KB Output is correct
45 Correct 108 ms 76884 KB Output is correct
46 Correct 128 ms 61268 KB Output is correct
47 Correct 96 ms 50688 KB Output is correct
48 Correct 58 ms 31312 KB Output is correct
49 Correct 109 ms 44752 KB Output is correct
50 Correct 123 ms 42580 KB Output is correct
51 Correct 130 ms 78424 KB Output is correct
52 Correct 114 ms 62948 KB Output is correct
53 Correct 112 ms 48468 KB Output is correct
54 Correct 100 ms 41808 KB Output is correct
55 Correct 52 ms 36004 KB Output is correct
56 Correct 118 ms 53332 KB Output is correct
57 Correct 133 ms 79160 KB Output is correct
58 Correct 116 ms 62792 KB Output is correct
59 Correct 103 ms 52048 KB Output is correct
60 Correct 97 ms 41808 KB Output is correct
61 Correct 115 ms 40392 KB Output is correct
62 Correct 134 ms 42128 KB Output is correct
63 Correct 121 ms 79188 KB Output is correct
64 Correct 77 ms 51796 KB Output is correct
65 Correct 112 ms 48980 KB Output is correct
66 Correct 65 ms 42900 KB Output is correct
67 Correct 108 ms 40384 KB Output is correct
68 Correct 127 ms 42136 KB Output is correct
69 Correct 123 ms 79184 KB Output is correct
70 Correct 122 ms 61524 KB Output is correct
71 Correct 106 ms 48980 KB Output is correct
72 Correct 102 ms 47796 KB Output is correct
73 Correct 110 ms 40424 KB Output is correct
74 Correct 115 ms 51280 KB Output is correct
75 Correct 118 ms 50256 KB Output is correct
76 Correct 9 ms 21596 KB Output is correct
77 Correct 10 ms 21596 KB Output is correct
78 Correct 10 ms 21636 KB Output is correct
79 Correct 10 ms 21596 KB Output is correct
80 Correct 10 ms 21596 KB Output is correct
81 Correct 10 ms 21852 KB Output is correct
82 Correct 9 ms 21812 KB Output is correct
83 Correct 9 ms 21596 KB Output is correct
84 Correct 9 ms 21596 KB Output is correct
85 Correct 10 ms 21632 KB Output is correct
86 Correct 9 ms 21596 KB Output is correct
87 Correct 9 ms 21608 KB Output is correct
88 Correct 9 ms 21596 KB Output is correct
89 Correct 10 ms 21596 KB Output is correct
90 Correct 10 ms 21596 KB Output is correct
91 Correct 10 ms 21504 KB Output is correct
92 Correct 9 ms 21592 KB Output is correct
93 Correct 8 ms 21820 KB Output is correct
94 Correct 9 ms 21596 KB Output is correct
95 Correct 9 ms 21596 KB Output is correct
96 Correct 10 ms 21608 KB Output is correct
97 Correct 9 ms 21596 KB Output is correct
98 Correct 10 ms 21596 KB Output is correct
99 Correct 10 ms 21592 KB Output is correct
100 Correct 11 ms 21592 KB Output is correct
101 Correct 9 ms 21596 KB Output is correct
102 Correct 218 ms 40604 KB Output is correct
103 Correct 219 ms 40468 KB Output is correct
104 Correct 192 ms 38672 KB Output is correct
105 Correct 171 ms 39680 KB Output is correct
106 Correct 117 ms 58928 KB Output is correct
107 Correct 92 ms 50000 KB Output is correct
108 Correct 269 ms 39504 KB Output is correct
109 Correct 92 ms 29520 KB Output is correct
110 Correct 204 ms 36804 KB Output is correct
111 Correct 209 ms 39588 KB Output is correct
112 Correct 199 ms 37012 KB Output is correct
113 Correct 125 ms 49560 KB Output is correct
114 Correct 104 ms 58928 KB Output is correct
115 Correct 128 ms 29056 KB Output is correct
116 Correct 268 ms 40204 KB Output is correct
117 Correct 213 ms 37392 KB Output is correct
118 Correct 213 ms 37208 KB Output is correct
119 Correct 190 ms 38120 KB Output is correct
120 Correct 129 ms 51796 KB Output is correct
121 Correct 112 ms 48952 KB Output is correct
122 Correct 302 ms 40600 KB Output is correct
123 Correct 249 ms 40284 KB Output is correct
124 Correct 180 ms 38224 KB Output is correct
125 Correct 217 ms 37420 KB Output is correct
126 Correct 181 ms 40036 KB Output is correct
127 Correct 63 ms 34132 KB Output is correct
128 Correct 46 ms 35412 KB Output is correct
129 Correct 273 ms 40536 KB Output is correct
130 Correct 250 ms 40356 KB Output is correct
131 Correct 223 ms 40068 KB Output is correct
132 Correct 202 ms 37180 KB Output is correct
133 Correct 185 ms 39932 KB Output is correct
134 Correct 118 ms 58960 KB Output is correct
135 Correct 92 ms 54556 KB Output is correct
136 Correct 276 ms 40820 KB Output is correct
137 Correct 265 ms 40784 KB Output is correct