oj.uz

Submission #1082518

# Submission time Handle Problem Language Result Execution time Memory
1082518 2024-08-31T14:21:46 Z vjudge1 Construction of Highway (JOI18_construction) C++17
16 / 100
 2000 ms 2804 KB 
#include<bits/stdc++.h>
#define INF 1e18
#define fi first
#define se second
#define FOR(i, k, n) for(ll i = k; i <= n; i++)
#define FOR1(i, k, n) for(ll i = k; i >= n; i--)
#define pb push_back
#define fastio ios::sync_with_stdio(0); cin.tie(0); cout.tie(0)
#define vi vector<int>
#define pii pair<int, int>
#define vii vector<pii>
#define ll long long
#define vll vector<ll>
#define pll pair<ll, ll>
#define re return 0
#define mii map<int, int>
#define input "BAI1.inp"
#define output "BAI1.out"
#define rf 	freopen(input, "r", stdin); freopen(output, "w", stdout)
using namespace std;
const int maxn = 1e5 + 5;
const int mod = 1e9 + 7;
const int base = 31;
void add(int &a, int b) 
{
	a += b; 
	if(a >= mod) a -= mod; 
	if(a < 0) a += mod; 
}
int par[maxn];
int a[maxn], bit[maxn];
int t;
void update(int x)
{
	while(x <= t)
	{
		bit[x]++;
		x += x & -x;
	}
}
int get(int x)
{
	int ans = 0;
	while(x > 0)
	{
		ans += bit[x];
		x -= x & -x;
	}
	return ans;
}
int main()
{
	fastio;
	int n;
	cin >> n;
	FOR(i, 1, n)
		cin >> a[i];
	vii vvv;
	FOR(i, 1, n)
		vvv.pb({a[i], i});
	sort(vvv.begin(), vvv.end());
	int truoc = -1;
	for(auto x : vvv)
	{
		if(x.fi > truoc)
			t++;
		a[x.se] = t;
		truoc = x.fi;
	}
	FOR(i, 1, n - 1)
	{
		int u, v;
		cin >> u >> v;
		vi vv;
		par[v] = u;
		while(u != 1)
		{
			vv.pb(u);
			u = par[u];
		}
		vv.pb(1);
		if(vv.size() == 1)
			cout << "0\n";
		else
		{
			int ans = 0;
			FOR(i, 1, n)
				bit[i] = 0;
			for(auto x : vv)
			{
				ans += get(a[x] - 1);
				update(a[x]);
			}
			cout << ans << "\n";
		}
		for(auto x : vv)
			a[x] = a[v];
	}
	re;
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 424 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 2 ms 348 KB Output is correct
9 Correct 2 ms 348 KB Output is correct
10 Correct 2 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 2 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 2 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 0 ms 600 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 1 ms 348 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 424 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 2 ms 348 KB Output is correct
9 Correct 2 ms 348 KB Output is correct
10 Correct 2 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 2 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 2 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 0 ms 600 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 1 ms 348 KB Output is correct
45 Correct 1 ms 348 KB Output is correct
46 Correct 3 ms 344 KB Output is correct
47 Correct 3 ms 584 KB Output is correct
48 Correct 3 ms 348 KB Output is correct
49 Correct 115 ms 568 KB Output is correct
50 Correct 122 ms 348 KB Output is correct
51 Correct 113 ms 348 KB Output is correct
52 Correct 60 ms 576 KB Output is correct
53 Correct 56 ms 348 KB Output is correct
54 Correct 56 ms 348 KB Output is correct
55 Correct 56 ms 348 KB Output is correct
56 Correct 56 ms 344 KB Output is correct
57 Correct 3 ms 600 KB Output is correct
58 Correct 3 ms 348 KB Output is correct
59 Correct 3 ms 580 KB Output is correct
60 Correct 3 ms 580 KB Output is correct
61 Correct 60 ms 348 KB Output is correct
62 Correct 56 ms 348 KB Output is correct
63 Correct 57 ms 344 KB Output is correct
64 Correct 3 ms 348 KB Output is correct
65 Correct 3 ms 348 KB Output is correct
66 Correct 3 ms 348 KB Output is correct
67 Correct 3 ms 348 KB Output is correct
68 Correct 82 ms 348 KB Output is correct
69 Correct 57 ms 344 KB Output is correct
70 Correct 40 ms 600 KB Output is correct
71 Correct 41 ms 348 KB Output is correct
72 Correct 3 ms 348 KB Output is correct
73 Correct 3 ms 588 KB Output is correct
74 Correct 41 ms 348 KB Output is correct
75 Correct 30 ms 344 KB Output is correct
76 Correct 21 ms 344 KB Output is correct
77 Correct 17 ms 348 KB Output is correct
78 Correct 23 ms 580 KB Output is correct
79 Correct 18 ms 580 KB Output is correct
80 Correct 13 ms 348 KB Output is correct
81 Correct 30 ms 344 KB Output is correct
82 Correct 21 ms 344 KB Output is correct
83 Correct 18 ms 348 KB Output is correct
84 Correct 22 ms 580 KB Output is correct
85 Correct 16 ms 592 KB Output is correct
86 Correct 13 ms 348 KB Output is correct

Subtask #3
0 / 84.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 424 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 2 ms 348 KB Output is correct
9 Correct 2 ms 348 KB Output is correct
10 Correct 2 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 2 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 2 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 0 ms 600 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 1 ms 348 KB Output is correct
42 Correct 1 ms 348 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 1 ms 348 KB Output is correct
45 Correct 1 ms 348 KB Output is correct
46 Correct 3 ms 344 KB Output is correct
47 Correct 3 ms 584 KB Output is correct
48 Correct 3 ms 348 KB Output is correct
49 Correct 115 ms 568 KB Output is correct
50 Correct 122 ms 348 KB Output is correct
51 Correct 113 ms 348 KB Output is correct
52 Correct 60 ms 576 KB Output is correct
53 Correct 56 ms 348 KB Output is correct
54 Correct 56 ms 348 KB Output is correct
55 Correct 56 ms 348 KB Output is correct
56 Correct 56 ms 344 KB Output is correct
57 Correct 3 ms 600 KB Output is correct
58 Correct 3 ms 348 KB Output is correct
59 Correct 3 ms 580 KB Output is correct
60 Correct 3 ms 580 KB Output is correct
61 Correct 60 ms 348 KB Output is correct
62 Correct 56 ms 348 KB Output is correct
63 Correct 57 ms 344 KB Output is correct
64 Correct 3 ms 348 KB Output is correct
65 Correct 3 ms 348 KB Output is correct
66 Correct 3 ms 348 KB Output is correct
67 Correct 3 ms 348 KB Output is correct
68 Correct 82 ms 348 KB Output is correct
69 Correct 57 ms 344 KB Output is correct
70 Correct 40 ms 600 KB Output is correct
71 Correct 41 ms 348 KB Output is correct
72 Correct 3 ms 348 KB Output is correct
73 Correct 3 ms 588 KB Output is correct
74 Correct 41 ms 348 KB Output is correct
75 Correct 30 ms 344 KB Output is correct
76 Correct 21 ms 344 KB Output is correct
77 Correct 17 ms 348 KB Output is correct
78 Correct 23 ms 580 KB Output is correct
79 Correct 18 ms 580 KB Output is correct
80 Correct 13 ms 348 KB Output is correct
81 Correct 30 ms 344 KB Output is correct
82 Correct 21 ms 344 KB Output is correct
83 Correct 18 ms 348 KB Output is correct
84 Correct 22 ms 580 KB Output is correct
85 Correct 16 ms 592 KB Output is correct
86 Correct 13 ms 348 KB Output is correct
87 Correct 11 ms 604 KB Output is correct
88 Correct 65 ms 1204 KB Output is correct
89 Correct 605 ms 2804 KB Output is correct
90 Correct 631 ms 2768 KB Output is correct
91 Correct 594 ms 2792 KB Output is correct
92 Execution timed out 2021 ms 2556 KB Time limit exceeded
93 Halted 0 ms 0 KB -