oj.uz

답안 #999912

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
999912 2024-06-16T09:37:20 Z vjudge1 Construction of Highway (JOI18_construction) C++17
16 / 100
 2000 ms 9116 KB 
#include <bits/stdc++.h>

using namespace std;

#define int long long
#define pii pair<int, int>
#define all(v) v.begin(), v.end()
#define oo 1e9
const int MAX = 1e5 + 5;

int n;

int tree[MAX];

void init(){
    for(int i = 0; i < MAX; i++) tree[i] = 0;
}

void update(int pos, int val){
    for(int i = pos; i < MAX; i += (i & -i)) tree[i] += val;
}

int ask(int l, int r){
    if(l != 1) return ask(1, r) - ask(1, l - 1);
    int res = 0;
    for(int i = r; i >= 1; i -= i & -i) res += tree[i];
    return res;
}

vector<int> g[MAX];
int c[MAX];
int par[MAX];

void solve(){
    cin >> n;
    vector<pii> v;
    for(int i = 1; i <= n; i++){
        cin >> c[i];
        v.push_back({c[i], i});
    }
    sort(v.begin(), v.end());
    int t = 0;
    for(int i = 0; i < v.size(); i++){
        if(i == 0 || v[i].first != v[i - 1].first) t++;
        c[v[i].second] = t;
    }
    par[1] = 1;
    for(int i = 1; i < n; i++){
        int u, v; cin >> u >> v;
        par[v] = u;
        int ans = 0;
        while(1){
            ans += ask(1, c[u] - 1);
            update(c[u], 1);
            c[u] = c[v];
            if(u == 1) break;
            u = par[u];
        }
        init();
        cout << ans << '\n';
    }
}

signed main(){
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int t = 1;
    while(t--){
        solve();
    }
}

Compilation message

construction.cpp: In function 'void solve()':
construction.cpp:43:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   43 |     for(int i = 0; i < v.size(); i++){
      |                    ~~^~~~~~~~~~

Subtask #1
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4956 KB Output is correct
2 Correct 1 ms 4956 KB Output is correct
3 Correct 3 ms 4956 KB Output is correct
4 Correct 7 ms 4952 KB Output is correct
5 Correct 9 ms 4956 KB Output is correct
6 Correct 9 ms 5012 KB Output is correct
7 Correct 10 ms 4956 KB Output is correct
8 Correct 11 ms 4952 KB Output is correct
9 Correct 10 ms 4956 KB Output is correct
10 Correct 11 ms 5008 KB Output is correct
11 Correct 9 ms 4956 KB Output is correct
12 Correct 9 ms 4956 KB Output is correct
13 Correct 9 ms 5000 KB Output is correct
14 Correct 10 ms 5016 KB Output is correct
15 Correct 9 ms 4956 KB Output is correct
16 Correct 8 ms 4956 KB Output is correct
17 Correct 8 ms 4956 KB Output is correct
18 Correct 9 ms 4956 KB Output is correct
19 Correct 9 ms 5008 KB Output is correct
20 Correct 9 ms 5008 KB Output is correct
21 Correct 10 ms 4956 KB Output is correct
22 Correct 8 ms 4956 KB Output is correct
23 Correct 9 ms 4956 KB Output is correct
24 Correct 8 ms 4956 KB Output is correct
25 Correct 8 ms 5008 KB Output is correct
26 Correct 11 ms 4828 KB Output is correct
27 Correct 9 ms 4956 KB Output is correct
28 Correct 10 ms 4952 KB Output is correct
29 Correct 11 ms 5004 KB Output is correct
30 Correct 9 ms 4956 KB Output is correct
31 Correct 8 ms 4956 KB Output is correct
32 Correct 10 ms 4956 KB Output is correct
33 Correct 9 ms 4956 KB Output is correct
34 Correct 9 ms 4956 KB Output is correct
35 Correct 9 ms 4952 KB Output is correct
36 Correct 9 ms 4956 KB Output is correct
37 Correct 9 ms 4828 KB Output is correct
38 Correct 8 ms 4956 KB Output is correct
39 Correct 9 ms 5012 KB Output is correct
40 Correct 9 ms 4956 KB Output is correct
41 Correct 8 ms 5008 KB Output is correct
42 Correct 9 ms 4956 KB Output is correct
43 Correct 9 ms 4956 KB Output is correct
44 Correct 9 ms 5004 KB Output is correct

Subtask #2
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4956 KB Output is correct
2 Correct 1 ms 4956 KB Output is correct
3 Correct 3 ms 4956 KB Output is correct
4 Correct 7 ms 4952 KB Output is correct
5 Correct 9 ms 4956 KB Output is correct
6 Correct 9 ms 5012 KB Output is correct
7 Correct 10 ms 4956 KB Output is correct
8 Correct 11 ms 4952 KB Output is correct
9 Correct 10 ms 4956 KB Output is correct
10 Correct 11 ms 5008 KB Output is correct
11 Correct 9 ms 4956 KB Output is correct
12 Correct 9 ms 4956 KB Output is correct
13 Correct 9 ms 5000 KB Output is correct
14 Correct 10 ms 5016 KB Output is correct
15 Correct 9 ms 4956 KB Output is correct
16 Correct 8 ms 4956 KB Output is correct
17 Correct 8 ms 4956 KB Output is correct
18 Correct 9 ms 4956 KB Output is correct
19 Correct 9 ms 5008 KB Output is correct
20 Correct 9 ms 5008 KB Output is correct
21 Correct 10 ms 4956 KB Output is correct
22 Correct 8 ms 4956 KB Output is correct
23 Correct 9 ms 4956 KB Output is correct
24 Correct 8 ms 4956 KB Output is correct
25 Correct 8 ms 5008 KB Output is correct
26 Correct 11 ms 4828 KB Output is correct
27 Correct 9 ms 4956 KB Output is correct
28 Correct 10 ms 4952 KB Output is correct
29 Correct 11 ms 5004 KB Output is correct
30 Correct 9 ms 4956 KB Output is correct
31 Correct 8 ms 4956 KB Output is correct
32 Correct 10 ms 4956 KB Output is correct
33 Correct 9 ms 4956 KB Output is correct
34 Correct 9 ms 4956 KB Output is correct
35 Correct 9 ms 4952 KB Output is correct
36 Correct 9 ms 4956 KB Output is correct
37 Correct 9 ms 4828 KB Output is correct
38 Correct 8 ms 4956 KB Output is correct
39 Correct 9 ms 5012 KB Output is correct
40 Correct 9 ms 4956 KB Output is correct
41 Correct 8 ms 5008 KB Output is correct
42 Correct 9 ms 4956 KB Output is correct
43 Correct 9 ms 4956 KB Output is correct
44 Correct 9 ms 5004 KB Output is correct
45 Correct 16 ms 4956 KB Output is correct
46 Correct 59 ms 5212 KB Output is correct
47 Correct 61 ms 5212 KB Output is correct
48 Correct 63 ms 5208 KB Output is correct
49 Correct 206 ms 5212 KB Output is correct
50 Correct 203 ms 5212 KB Output is correct
51 Correct 201 ms 5192 KB Output is correct
52 Correct 142 ms 4952 KB Output is correct
53 Correct 142 ms 5208 KB Output is correct
54 Correct 145 ms 5208 KB Output is correct
55 Correct 143 ms 5212 KB Output is correct
56 Correct 138 ms 5208 KB Output is correct
57 Correct 67 ms 4956 KB Output is correct
58 Correct 60 ms 5212 KB Output is correct
59 Correct 60 ms 5208 KB Output is correct
60 Correct 60 ms 5208 KB Output is correct
61 Correct 144 ms 5208 KB Output is correct
62 Correct 167 ms 5212 KB Output is correct
63 Correct 144 ms 5212 KB Output is correct
64 Correct 62 ms 4956 KB Output is correct
65 Correct 60 ms 4956 KB Output is correct
66 Correct 66 ms 4952 KB Output is correct
67 Correct 59 ms 4952 KB Output is correct
68 Correct 218 ms 5172 KB Output is correct
69 Correct 142 ms 5192 KB Output is correct
70 Correct 151 ms 5208 KB Output is correct
71 Correct 146 ms 4956 KB Output is correct
72 Correct 58 ms 4952 KB Output is correct
73 Correct 61 ms 4952 KB Output is correct
74 Correct 165 ms 4952 KB Output is correct
75 Correct 108 ms 4956 KB Output is correct
76 Correct 93 ms 5184 KB Output is correct
77 Correct 89 ms 4956 KB Output is correct
78 Correct 110 ms 5164 KB Output is correct
79 Correct 104 ms 4952 KB Output is correct
80 Correct 87 ms 5192 KB Output is correct
81 Correct 109 ms 4952 KB Output is correct
82 Correct 95 ms 4956 KB Output is correct
83 Correct 89 ms 4956 KB Output is correct
84 Correct 113 ms 4956 KB Output is correct
85 Correct 95 ms 4952 KB Output is correct
86 Correct 88 ms 4956 KB Output is correct

Subtask #3
0 / 84.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4956 KB Output is correct
2 Correct 1 ms 4956 KB Output is correct
3 Correct 3 ms 4956 KB Output is correct
4 Correct 7 ms 4952 KB Output is correct
5 Correct 9 ms 4956 KB Output is correct
6 Correct 9 ms 5012 KB Output is correct
7 Correct 10 ms 4956 KB Output is correct
8 Correct 11 ms 4952 KB Output is correct
9 Correct 10 ms 4956 KB Output is correct
10 Correct 11 ms 5008 KB Output is correct
11 Correct 9 ms 4956 KB Output is correct
12 Correct 9 ms 4956 KB Output is correct
13 Correct 9 ms 5000 KB Output is correct
14 Correct 10 ms 5016 KB Output is correct
15 Correct 9 ms 4956 KB Output is correct
16 Correct 8 ms 4956 KB Output is correct
17 Correct 8 ms 4956 KB Output is correct
18 Correct 9 ms 4956 KB Output is correct
19 Correct 9 ms 5008 KB Output is correct
20 Correct 9 ms 5008 KB Output is correct
21 Correct 10 ms 4956 KB Output is correct
22 Correct 8 ms 4956 KB Output is correct
23 Correct 9 ms 4956 KB Output is correct
24 Correct 8 ms 4956 KB Output is correct
25 Correct 8 ms 5008 KB Output is correct
26 Correct 11 ms 4828 KB Output is correct
27 Correct 9 ms 4956 KB Output is correct
28 Correct 10 ms 4952 KB Output is correct
29 Correct 11 ms 5004 KB Output is correct
30 Correct 9 ms 4956 KB Output is correct
31 Correct 8 ms 4956 KB Output is correct
32 Correct 10 ms 4956 KB Output is correct
33 Correct 9 ms 4956 KB Output is correct
34 Correct 9 ms 4956 KB Output is correct
35 Correct 9 ms 4952 KB Output is correct
36 Correct 9 ms 4956 KB Output is correct
37 Correct 9 ms 4828 KB Output is correct
38 Correct 8 ms 4956 KB Output is correct
39 Correct 9 ms 5012 KB Output is correct
40 Correct 9 ms 4956 KB Output is correct
41 Correct 8 ms 5008 KB Output is correct
42 Correct 9 ms 4956 KB Output is correct
43 Correct 9 ms 4956 KB Output is correct
44 Correct 9 ms 5004 KB Output is correct
45 Correct 16 ms 4956 KB Output is correct
46 Correct 59 ms 5212 KB Output is correct
47 Correct 61 ms 5212 KB Output is correct
48 Correct 63 ms 5208 KB Output is correct
49 Correct 206 ms 5212 KB Output is correct
50 Correct 203 ms 5212 KB Output is correct
51 Correct 201 ms 5192 KB Output is correct
52 Correct 142 ms 4952 KB Output is correct
53 Correct 142 ms 5208 KB Output is correct
54 Correct 145 ms 5208 KB Output is correct
55 Correct 143 ms 5212 KB Output is correct
56 Correct 138 ms 5208 KB Output is correct
57 Correct 67 ms 4956 KB Output is correct
58 Correct 60 ms 5212 KB Output is correct
59 Correct 60 ms 5208 KB Output is correct
60 Correct 60 ms 5208 KB Output is correct
61 Correct 144 ms 5208 KB Output is correct
62 Correct 167 ms 5212 KB Output is correct
63 Correct 144 ms 5212 KB Output is correct
64 Correct 62 ms 4956 KB Output is correct
65 Correct 60 ms 4956 KB Output is correct
66 Correct 66 ms 4952 KB Output is correct
67 Correct 59 ms 4952 KB Output is correct
68 Correct 218 ms 5172 KB Output is correct
69 Correct 142 ms 5192 KB Output is correct
70 Correct 151 ms 5208 KB Output is correct
71 Correct 146 ms 4956 KB Output is correct
72 Correct 58 ms 4952 KB Output is correct
73 Correct 61 ms 4952 KB Output is correct
74 Correct 165 ms 4952 KB Output is correct
75 Correct 108 ms 4956 KB Output is correct
76 Correct 93 ms 5184 KB Output is correct
77 Correct 89 ms 4956 KB Output is correct
78 Correct 110 ms 5164 KB Output is correct
79 Correct 104 ms 4952 KB Output is correct
80 Correct 87 ms 5192 KB Output is correct
81 Correct 109 ms 4952 KB Output is correct
82 Correct 95 ms 4956 KB Output is correct
83 Correct 89 ms 4956 KB Output is correct
84 Correct 113 ms 4956 KB Output is correct
85 Correct 95 ms 4952 KB Output is correct
86 Correct 88 ms 4956 KB Output is correct
87 Correct 151 ms 5340 KB Output is correct
88 Correct 431 ms 6260 KB Output is correct
89 Correct 1496 ms 9056 KB Output is correct
90 Correct 1427 ms 9116 KB Output is correct
91 Correct 1441 ms 9108 KB Output is correct
92 Execution timed out 2024 ms 8132 KB Time limit exceeded
93 Halted 0 ms 0 KB -