oj.uz

Submission #1063940

# Submission time Handle Problem Language Result Execution time Memory
1063940 2024-08-18T06:25:14 Z Boycl07 Jobs (BOI24_jobs) C++17
100 / 100
 145 ms 50632 KB 
#include <bits/stdc++.h>
using namespace std;

typedef long long ll;

#define int ll
#define rep(i, n) for(int i = 1; (i) <= (n); ++i)
#define forn(i, l, r) for(int i = (l); i <= (r); ++i)
#define ford(i, r, l) for(int i = (r); i >= (l); --i)
#define FOR(i, n) for(int i = 0; i < (n); ++i)
#define FORD(i, n) for(int i = ((n) - 1); i >= 0; --i)
#define fi first
#define se second
#define pii pair<int, int>
#define pll pair<ll, ll>
#define pb push_back
#define endl "\n"
#define task "FFILL"
#define sz(a) int(a.size())
#define C(x, y) make_pair(x, y)
#define all(a) (a).begin(), (a).end()
#define bit(i, mask) (mask >> i & 1)

template<typename T> bool maximize(T &res, const T &val) { if (res < val){ res = val; return true; }; return false; }
template<typename T> bool minimize(T &res, const T &val) { if (res > val){ res = val; return true; }; return false; }


const int N = 3e5 + 3;
const int LIM = (1 << 16) + 3;
const int INF = 1e9 + 1;

int n;
ll k;

int val[N], par[N];

priority_queue<pll, vector<pll>, greater<pll>> pq[N];

void solve()
{
    cin >> n >> k;
    rep(i, n) cin >> val[i] >> par[i];

    ford(i, n, 0)
    {
        ll p = max(0ll, -val[i]), v = val[i];

        while(!pq[i].empty() && v <= 0)
        {
            pll tmp = pq[i].top(); pq[i].pop();


            p = max(p, tmp.fi - v);v += tmp.se;
        }
        while(!pq[i].empty())
        {
            pll tmp = pq[i].top();
            if(tmp.fi > p + v) break;
            pq[i].pop();
            v += tmp.se;
        }



        if(v > 0) pq[i].push({p, v});
        int u = par[i];
        if(i != 0)
        {
            if(sz(pq[u]) < sz(pq[i])) swap(pq[u], pq[i]);
            while(!pq[i].empty())
            {
                pq[u].push(pq[i].top());
                pq[i].pop();
            }
        }
    }
    ll res = k;
    while(!pq[0].empty() && pq[0].top().fi <= res) res += pq[0].top().se, pq[0].pop();
    cout << res - k;
}

signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);

    int TC = 1;

    if(fopen("note.inp", "r"))
    {
        freopen("note.inp", "r", stdin);
        freopen("note.out", "w", stdout);
    }


    while(TC--)
    {
        solve();
    }

    return 0;
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:91:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   91 |         freopen("note.inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:92:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   92 |         freopen("note.out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 120 ms 37440 KB Output is correct
2 Correct 99 ms 28608 KB Output is correct
3 Correct 92 ms 22724 KB Output is correct
4 Correct 67 ms 19140 KB Output is correct
5 Correct 53 ms 16724 KB Output is correct
6 Correct 66 ms 23108 KB Output is correct
7 Correct 107 ms 31364 KB Output is correct
8 Correct 78 ms 22756 KB Output is correct
9 Correct 57 ms 18080 KB Output is correct
10 Correct 48 ms 16724 KB Output is correct
11 Correct 142 ms 39956 KB Output is correct
12 Correct 111 ms 32432 KB Output is correct
13 Correct 125 ms 37236 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 9816 KB Output is correct
2 Correct 4 ms 9820 KB Output is correct
3 Correct 3 ms 9860 KB Output is correct
4 Correct 4 ms 9860 KB Output is correct
5 Correct 4 ms 9820 KB Output is correct
6 Correct 4 ms 9820 KB Output is correct
7 Correct 4 ms 9820 KB Output is correct
8 Correct 4 ms 9748 KB Output is correct
9 Correct 4 ms 9820 KB Output is correct
10 Correct 4 ms 9820 KB Output is correct
11 Correct 4 ms 9920 KB Output is correct
12 Correct 4 ms 9820 KB Output is correct
13 Correct 4 ms 9820 KB Output is correct
14 Correct 4 ms 9884 KB Output is correct
15 Correct 4 ms 9820 KB Output is correct
16 Correct 4 ms 9820 KB Output is correct
17 Correct 4 ms 9724 KB Output is correct
18 Correct 4 ms 9816 KB Output is correct
19 Correct 4 ms 9820 KB Output is correct
20 Correct 4 ms 9820 KB Output is correct
21 Correct 4 ms 9820 KB Output is correct
22 Correct 3 ms 9820 KB Output is correct
23 Correct 4 ms 9820 KB Output is correct
24 Correct 4 ms 9820 KB Output is correct
25 Correct 4 ms 9820 KB Output is correct
26 Correct 4 ms 10072 KB Output is correct
27 Correct 4 ms 9820 KB Output is correct
28 Correct 5 ms 9816 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 9816 KB Output is correct
2 Correct 4 ms 9820 KB Output is correct
3 Correct 3 ms 9860 KB Output is correct
4 Correct 4 ms 9860 KB Output is correct
5 Correct 4 ms 9820 KB Output is correct
6 Correct 4 ms 9820 KB Output is correct
7 Correct 4 ms 9820 KB Output is correct
8 Correct 4 ms 9748 KB Output is correct
9 Correct 4 ms 9820 KB Output is correct
10 Correct 4 ms 9820 KB Output is correct
11 Correct 4 ms 9920 KB Output is correct
12 Correct 4 ms 9820 KB Output is correct
13 Correct 4 ms 9820 KB Output is correct
14 Correct 4 ms 9884 KB Output is correct
15 Correct 4 ms 9820 KB Output is correct
16 Correct 4 ms 9820 KB Output is correct
17 Correct 4 ms 9724 KB Output is correct
18 Correct 4 ms 9816 KB Output is correct
19 Correct 4 ms 9820 KB Output is correct
20 Correct 4 ms 9820 KB Output is correct
21 Correct 4 ms 9820 KB Output is correct
22 Correct 3 ms 9820 KB Output is correct
23 Correct 4 ms 9820 KB Output is correct
24 Correct 4 ms 9820 KB Output is correct
25 Correct 4 ms 9820 KB Output is correct
26 Correct 4 ms 10072 KB Output is correct
27 Correct 4 ms 9820 KB Output is correct
28 Correct 5 ms 9816 KB Output is correct
29 Correct 63 ms 25216 KB Output is correct
30 Correct 63 ms 25968 KB Output is correct
31 Correct 62 ms 25860 KB Output is correct
32 Correct 46 ms 18516 KB Output is correct
33 Correct 55 ms 21332 KB Output is correct
34 Correct 58 ms 21568 KB Output is correct
35 Correct 40 ms 16072 KB Output is correct
36 Correct 62 ms 23236 KB Output is correct
37 Correct 67 ms 26560 KB Output is correct
38 Correct 49 ms 18516 KB Output is correct
39 Correct 56 ms 21072 KB Output is correct
40 Correct 63 ms 23456 KB Output is correct
41 Correct 63 ms 22724 KB Output is correct
42 Correct 28 ms 16328 KB Output is correct
43 Correct 57 ms 22388 KB Output is correct
44 Correct 48 ms 19284 KB Output is correct
45 Correct 55 ms 20056 KB Output is correct
46 Correct 62 ms 21584 KB Output is correct
47 Correct 68 ms 22664 KB Output is correct
48 Correct 72 ms 26564 KB Output is correct
49 Correct 81 ms 26240 KB Output is correct
50 Correct 47 ms 19344 KB Output is correct
51 Correct 37 ms 16476 KB Output is correct
52 Correct 61 ms 22284 KB Output is correct
53 Correct 40 ms 16792 KB Output is correct
54 Correct 63 ms 25584 KB Output is correct
55 Correct 69 ms 26308 KB Output is correct
56 Correct 50 ms 19352 KB Output is correct
57 Correct 60 ms 19288 KB Output is correct
58 Correct 61 ms 22096 KB Output is correct
59 Correct 66 ms 22724 KB Output is correct
60 Correct 54 ms 25792 KB Output is correct
61 Correct 67 ms 22404 KB Output is correct
62 Correct 75 ms 25932 KB Output is correct

Subtask #4
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 9816 KB Output is correct
2 Correct 4 ms 9820 KB Output is correct
3 Correct 3 ms 9860 KB Output is correct
4 Correct 4 ms 9860 KB Output is correct
5 Correct 4 ms 9820 KB Output is correct
6 Correct 4 ms 9820 KB Output is correct
7 Correct 4 ms 9820 KB Output is correct
8 Correct 4 ms 9748 KB Output is correct
9 Correct 4 ms 9820 KB Output is correct
10 Correct 4 ms 9820 KB Output is correct
11 Correct 4 ms 9920 KB Output is correct
12 Correct 4 ms 9820 KB Output is correct
13 Correct 4 ms 9820 KB Output is correct
14 Correct 4 ms 9884 KB Output is correct
15 Correct 4 ms 9820 KB Output is correct
16 Correct 4 ms 9820 KB Output is correct
17 Correct 4 ms 9724 KB Output is correct
18 Correct 4 ms 9816 KB Output is correct
19 Correct 4 ms 9820 KB Output is correct
20 Correct 4 ms 9820 KB Output is correct
21 Correct 4 ms 9820 KB Output is correct
22 Correct 3 ms 9820 KB Output is correct
23 Correct 4 ms 9820 KB Output is correct
24 Correct 4 ms 9820 KB Output is correct
25 Correct 4 ms 9820 KB Output is correct
26 Correct 4 ms 10072 KB Output is correct
27 Correct 4 ms 9820 KB Output is correct
28 Correct 5 ms 9816 KB Output is correct
29 Correct 4 ms 9816 KB Output is correct
30 Correct 5 ms 9832 KB Output is correct
31 Correct 5 ms 9808 KB Output is correct
32 Correct 5 ms 9820 KB Output is correct
33 Correct 5 ms 9820 KB Output is correct
34 Correct 4 ms 9820 KB Output is correct
35 Correct 4 ms 9852 KB Output is correct
36 Correct 4 ms 9820 KB Output is correct
37 Correct 5 ms 10016 KB Output is correct
38 Correct 7 ms 10128 KB Output is correct
39 Correct 4 ms 9816 KB Output is correct
40 Correct 5 ms 9820 KB Output is correct
41 Correct 4 ms 9892 KB Output is correct
42 Correct 5 ms 9816 KB Output is correct
43 Correct 5 ms 9820 KB Output is correct
44 Correct 4 ms 9816 KB Output is correct
45 Correct 5 ms 10072 KB Output is correct
46 Correct 6 ms 9820 KB Output is correct
47 Correct 4 ms 9820 KB Output is correct
48 Correct 5 ms 9908 KB Output is correct
49 Correct 5 ms 9816 KB Output is correct
50 Correct 4 ms 9820 KB Output is correct
51 Correct 4 ms 9820 KB Output is correct
52 Correct 5 ms 9820 KB Output is correct
53 Correct 4 ms 9816 KB Output is correct
54 Correct 5 ms 9820 KB Output is correct

Subtask #5
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 120 ms 37440 KB Output is correct
2 Correct 99 ms 28608 KB Output is correct
3 Correct 92 ms 22724 KB Output is correct
4 Correct 67 ms 19140 KB Output is correct
5 Correct 53 ms 16724 KB Output is correct
6 Correct 66 ms 23108 KB Output is correct
7 Correct 107 ms 31364 KB Output is correct
8 Correct 78 ms 22756 KB Output is correct
9 Correct 57 ms 18080 KB Output is correct
10 Correct 48 ms 16724 KB Output is correct
11 Correct 142 ms 39956 KB Output is correct
12 Correct 111 ms 32432 KB Output is correct
13 Correct 125 ms 37236 KB Output is correct
14 Correct 3 ms 9816 KB Output is correct
15 Correct 4 ms 9820 KB Output is correct
16 Correct 3 ms 9860 KB Output is correct
17 Correct 4 ms 9860 KB Output is correct
18 Correct 4 ms 9820 KB Output is correct
19 Correct 4 ms 9820 KB Output is correct
20 Correct 4 ms 9820 KB Output is correct
21 Correct 4 ms 9748 KB Output is correct
22 Correct 4 ms 9820 KB Output is correct
23 Correct 4 ms 9820 KB Output is correct
24 Correct 4 ms 9920 KB Output is correct
25 Correct 4 ms 9820 KB Output is correct
26 Correct 4 ms 9820 KB Output is correct
27 Correct 4 ms 9884 KB Output is correct
28 Correct 4 ms 9820 KB Output is correct
29 Correct 4 ms 9820 KB Output is correct
30 Correct 4 ms 9724 KB Output is correct
31 Correct 4 ms 9816 KB Output is correct
32 Correct 4 ms 9820 KB Output is correct
33 Correct 4 ms 9820 KB Output is correct
34 Correct 4 ms 9820 KB Output is correct
35 Correct 3 ms 9820 KB Output is correct
36 Correct 4 ms 9820 KB Output is correct
37 Correct 4 ms 9820 KB Output is correct
38 Correct 4 ms 9820 KB Output is correct
39 Correct 4 ms 10072 KB Output is correct
40 Correct 4 ms 9820 KB Output is correct
41 Correct 5 ms 9816 KB Output is correct
42 Correct 63 ms 25216 KB Output is correct
43 Correct 63 ms 25968 KB Output is correct
44 Correct 62 ms 25860 KB Output is correct
45 Correct 46 ms 18516 KB Output is correct
46 Correct 55 ms 21332 KB Output is correct
47 Correct 58 ms 21568 KB Output is correct
48 Correct 40 ms 16072 KB Output is correct
49 Correct 62 ms 23236 KB Output is correct
50 Correct 67 ms 26560 KB Output is correct
51 Correct 49 ms 18516 KB Output is correct
52 Correct 56 ms 21072 KB Output is correct
53 Correct 63 ms 23456 KB Output is correct
54 Correct 63 ms 22724 KB Output is correct
55 Correct 28 ms 16328 KB Output is correct
56 Correct 57 ms 22388 KB Output is correct
57 Correct 48 ms 19284 KB Output is correct
58 Correct 55 ms 20056 KB Output is correct
59 Correct 62 ms 21584 KB Output is correct
60 Correct 68 ms 22664 KB Output is correct
61 Correct 72 ms 26564 KB Output is correct
62 Correct 81 ms 26240 KB Output is correct
63 Correct 47 ms 19344 KB Output is correct
64 Correct 37 ms 16476 KB Output is correct
65 Correct 61 ms 22284 KB Output is correct
66 Correct 40 ms 16792 KB Output is correct
67 Correct 63 ms 25584 KB Output is correct
68 Correct 69 ms 26308 KB Output is correct
69 Correct 50 ms 19352 KB Output is correct
70 Correct 60 ms 19288 KB Output is correct
71 Correct 61 ms 22096 KB Output is correct
72 Correct 66 ms 22724 KB Output is correct
73 Correct 54 ms 25792 KB Output is correct
74 Correct 67 ms 22404 KB Output is correct
75 Correct 75 ms 25932 KB Output is correct
76 Correct 4 ms 9816 KB Output is correct
77 Correct 5 ms 9832 KB Output is correct
78 Correct 5 ms 9808 KB Output is correct
79 Correct 5 ms 9820 KB Output is correct
80 Correct 5 ms 9820 KB Output is correct
81 Correct 4 ms 9820 KB Output is correct
82 Correct 4 ms 9852 KB Output is correct
83 Correct 4 ms 9820 KB Output is correct
84 Correct 5 ms 10016 KB Output is correct
85 Correct 7 ms 10128 KB Output is correct
86 Correct 4 ms 9816 KB Output is correct
87 Correct 5 ms 9820 KB Output is correct
88 Correct 4 ms 9892 KB Output is correct
89 Correct 5 ms 9816 KB Output is correct
90 Correct 5 ms 9820 KB Output is correct
91 Correct 4 ms 9816 KB Output is correct
92 Correct 5 ms 10072 KB Output is correct
93 Correct 6 ms 9820 KB Output is correct
94 Correct 4 ms 9820 KB Output is correct
95 Correct 5 ms 9908 KB Output is correct
96 Correct 5 ms 9816 KB Output is correct
97 Correct 4 ms 9820 KB Output is correct
98 Correct 4 ms 9820 KB Output is correct
99 Correct 5 ms 9820 KB Output is correct
100 Correct 4 ms 9816 KB Output is correct
101 Correct 5 ms 9820 KB Output is correct
102 Correct 132 ms 40204 KB Output is correct
103 Correct 123 ms 35772 KB Output is correct
104 Correct 86 ms 27332 KB Output is correct
105 Correct 66 ms 27060 KB Output is correct
106 Correct 63 ms 22600 KB Output is correct
107 Correct 54 ms 21212 KB Output is correct
108 Correct 141 ms 44480 KB Output is correct
109 Correct 57 ms 22504 KB Output is correct
110 Correct 87 ms 30408 KB Output is correct
111 Correct 87 ms 28316 KB Output is correct
112 Correct 78 ms 26308 KB Output is correct
113 Correct 66 ms 23376 KB Output is correct
114 Correct 57 ms 21880 KB Output is correct
115 Correct 53 ms 23100 KB Output is correct
116 Correct 128 ms 41732 KB Output is correct
117 Correct 90 ms 31432 KB Output is correct
118 Correct 80 ms 28676 KB Output is correct
119 Correct 79 ms 24436 KB Output is correct
120 Correct 75 ms 23236 KB Output is correct
121 Correct 68 ms 21612 KB Output is correct
122 Correct 145 ms 50632 KB Output is correct
123 Correct 130 ms 40576 KB Output is correct
124 Correct 89 ms 29892 KB Output is correct
125 Correct 93 ms 29256 KB Output is correct
126 Correct 73 ms 27384 KB Output is correct
127 Correct 38 ms 17104 KB Output is correct
128 Correct 23 ms 14420 KB Output is correct
129 Correct 135 ms 48344 KB Output is correct
130 Correct 114 ms 39996 KB Output is correct
131 Correct 95 ms 34884 KB Output is correct
132 Correct 88 ms 28000 KB Output is correct
133 Correct 66 ms 26564 KB Output is correct
134 Correct 64 ms 22212 KB Output is correct
135 Correct 52 ms 21136 KB Output is correct
136 Correct 143 ms 45248 KB Output is correct
137 Correct 129 ms 47120 KB Output is correct