oj.uz

Submission #699822

# Submission time Handle Problem Language Result Execution time Memory
699822 2023-02-18T05:04:31 Z vjudge1 Construction of Highway (JOI18_construction) C++17
16 / 100
 2000 ms 4328 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;

//#pragma GCC optimization("g", on)
//#pragma GCC optimization("03")
//#pragma comment(linker, "/stack:200000000")
//#pragma GCC optimize("Ofast")
//#pragma GCC optimize("inline")
//#pragma GCC optimize("-fgcse,-fgcse-lm")
//#pragma GCC optimize("-ftree-pre,-ftree-vrp")
//#pragma GCC optimize("-ffast-math")
//#pragma GCC optimize("-fipa-sra")
//#pragma GCC optimize("-fpeephole2")
//#pragma GCC optimize("-fsched-spec")
//#pragma GCC optimize("Ofast,no-stack-protector")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
//#pragma GCC optimize("unroll-loops")

#define aboba ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
#define br break;
#define sp " "
#define en "\n"
#define pb push_back
#define sz size()
#define bg begin()
#define ed end()
#define in insert
#define ss second
#define ff first
#define rbg rbegin()
#define setp(a) cout << fixed; cout << setprecision(a);
#define all(v) v.begin(), v.end()
 
typedef long long ll;
typedef double ld;
typedef pair<ll, ll> pll;
typedef double db;
typedef tree<
    long long,
    null_type,
    less_equal<long long>,
    rb_tree_tag,
    tree_order_statistics_node_update> orset;

void freopen(string s) { freopen((s + ".in").c_str(), "r", stdin); freopen((s + ".out").c_str(), "w", stdout); }
ll bp(ll x, ll y, ll z) { ll res = 1; while (y) { if (y & 1) { res = (res * x) % z; y--; } x = (x * x) % z; y >>= 1; } return res; }
// C(n, k) = ((fact[n] * bp(fact[k], mod - 2)) % mod * bp(fact[n - k], mod - 2)) % mod;
ll lcm(ll a, ll b) { return (a / __gcd(a, b)) * b; }

const ll N = 1e5 + 11;
const ll inf = 1e9 + 7;
ll tt = 1;
ll a[N];
ll p[N];
multiset<ll> st;
ll ans;

void dfs(ll v, ll b) {
	if (!st.empty()) {
		ll cnt = 0;
		auto to = st.bg;
		while (*to < a[v] && to != st.ed) {
			to++;
			cnt++;
		}
		ans += cnt;
	}
	st.insert(a[v]);
	a[v] = a[b];
	v = p[v];
	if (v == 0) return;
	dfs(v, b);
}

void solve() {
	ll n; cin >> n;
	for (int i = 1;i <= n;i++) cin >> a[i];
	for (int i = 1;i < n;i++) {
		ll u, v; cin >> u >> v;
		while (!st.empty()) st.erase(st.bg);
		ans = 0;
		dfs(u, v);
		cout << ans << en;
		p[v] = u;
	}
}

int main() {    
    aboba  
    //freopen("numbers");
//    cin >> tt;
//    precalc();
    for (int i = 1;i <= tt;i++) {
        solve();
    }
}

Compilation message

construction.cpp: In function 'void freopen(std::string)':
construction.cpp:48:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   48 | void freopen(string s) { freopen((s + ".in").c_str(), "r", stdin); freopen((s + ".out").c_str(), "w", stdout); }
      |                          ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
construction.cpp:48:75: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   48 | void freopen(string s) { freopen((s + ".in").c_str(), "r", stdin); freopen((s + ".out").c_str(), "w", stdout); }
      |                                                                    ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 11 ms 356 KB Output is correct
9 Correct 11 ms 360 KB Output is correct
10 Correct 10 ms 340 KB Output is correct
11 Correct 5 ms 340 KB Output is correct
12 Correct 5 ms 340 KB Output is correct
13 Correct 5 ms 340 KB Output is correct
14 Correct 6 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 8 ms 340 KB Output is correct
20 Correct 7 ms 348 KB Output is correct
21 Correct 7 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 10 ms 328 KB Output is correct
27 Correct 5 ms 340 KB Output is correct
28 Correct 6 ms 340 KB Output is correct
29 Correct 6 ms 352 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 7 ms 340 KB Output is correct
33 Correct 3 ms 340 KB Output is correct
34 Correct 2 ms 340 KB Output is correct
35 Correct 2 ms 340 KB Output is correct
36 Correct 3 ms 340 KB Output is correct
37 Correct 2 ms 340 KB Output is correct
38 Correct 2 ms 340 KB Output is correct
39 Correct 3 ms 340 KB Output is correct
40 Correct 2 ms 340 KB Output is correct
41 Correct 2 ms 340 KB Output is correct
42 Correct 3 ms 212 KB Output is correct
43 Correct 2 ms 340 KB Output is correct
44 Correct 2 ms 340 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 11 ms 356 KB Output is correct
9 Correct 11 ms 360 KB Output is correct
10 Correct 10 ms 340 KB Output is correct
11 Correct 5 ms 340 KB Output is correct
12 Correct 5 ms 340 KB Output is correct
13 Correct 5 ms 340 KB Output is correct
14 Correct 6 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 8 ms 340 KB Output is correct
20 Correct 7 ms 348 KB Output is correct
21 Correct 7 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 10 ms 328 KB Output is correct
27 Correct 5 ms 340 KB Output is correct
28 Correct 6 ms 340 KB Output is correct
29 Correct 6 ms 352 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 7 ms 340 KB Output is correct
33 Correct 3 ms 340 KB Output is correct
34 Correct 2 ms 340 KB Output is correct
35 Correct 2 ms 340 KB Output is correct
36 Correct 3 ms 340 KB Output is correct
37 Correct 2 ms 340 KB Output is correct
38 Correct 2 ms 340 KB Output is correct
39 Correct 3 ms 340 KB Output is correct
40 Correct 2 ms 340 KB Output is correct
41 Correct 2 ms 340 KB Output is correct
42 Correct 3 ms 212 KB Output is correct
43 Correct 2 ms 340 KB Output is correct
44 Correct 2 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 4 ms 340 KB Output is correct
47 Correct 4 ms 340 KB Output is correct
48 Correct 4 ms 392 KB Output is correct
49 Correct 791 ms 584 KB Output is correct
50 Correct 778 ms 564 KB Output is correct
51 Correct 781 ms 680 KB Output is correct
52 Correct 386 ms 596 KB Output is correct
53 Correct 388 ms 688 KB Output is correct
54 Correct 378 ms 540 KB Output is correct
55 Correct 423 ms 472 KB Output is correct
56 Correct 377 ms 480 KB Output is correct
57 Correct 4 ms 340 KB Output is correct
58 Correct 5 ms 340 KB Output is correct
59 Correct 5 ms 340 KB Output is correct
60 Correct 5 ms 340 KB Output is correct
61 Correct 1725 ms 596 KB Output is correct
62 Correct 1737 ms 468 KB Output is correct
63 Correct 1745 ms 540 KB Output is correct
64 Correct 3 ms 340 KB Output is correct
65 Correct 4 ms 340 KB Output is correct
66 Correct 4 ms 340 KB Output is correct
67 Correct 3 ms 340 KB Output is correct
68 Correct 824 ms 640 KB Output is correct
69 Correct 384 ms 432 KB Output is correct
70 Correct 385 ms 468 KB Output is correct
71 Correct 377 ms 428 KB Output is correct
72 Correct 4 ms 340 KB Output is correct
73 Correct 4 ms 408 KB Output is correct
74 Correct 1725 ms 600 KB Output is correct
75 Correct 180 ms 412 KB Output is correct
76 Correct 118 ms 412 KB Output is correct
77 Correct 85 ms 412 KB Output is correct
78 Correct 179 ms 340 KB Output is correct
79 Correct 117 ms 412 KB Output is correct
80 Correct 84 ms 424 KB Output is correct
81 Correct 457 ms 440 KB Output is correct
82 Correct 224 ms 544 KB Output is correct
83 Correct 137 ms 416 KB Output is correct
84 Correct 466 ms 416 KB Output is correct
85 Correct 217 ms 540 KB Output is correct
86 Correct 138 ms 400 KB Output is correct

Subtask #3
0 / 84.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 11 ms 356 KB Output is correct
9 Correct 11 ms 360 KB Output is correct
10 Correct 10 ms 340 KB Output is correct
11 Correct 5 ms 340 KB Output is correct
12 Correct 5 ms 340 KB Output is correct
13 Correct 5 ms 340 KB Output is correct
14 Correct 6 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 8 ms 340 KB Output is correct
20 Correct 7 ms 348 KB Output is correct
21 Correct 7 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 10 ms 328 KB Output is correct
27 Correct 5 ms 340 KB Output is correct
28 Correct 6 ms 340 KB Output is correct
29 Correct 6 ms 352 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 7 ms 340 KB Output is correct
33 Correct 3 ms 340 KB Output is correct
34 Correct 2 ms 340 KB Output is correct
35 Correct 2 ms 340 KB Output is correct
36 Correct 3 ms 340 KB Output is correct
37 Correct 2 ms 340 KB Output is correct
38 Correct 2 ms 340 KB Output is correct
39 Correct 3 ms 340 KB Output is correct
40 Correct 2 ms 340 KB Output is correct
41 Correct 2 ms 340 KB Output is correct
42 Correct 3 ms 212 KB Output is correct
43 Correct 2 ms 340 KB Output is correct
44 Correct 2 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 4 ms 340 KB Output is correct
47 Correct 4 ms 340 KB Output is correct
48 Correct 4 ms 392 KB Output is correct
49 Correct 791 ms 584 KB Output is correct
50 Correct 778 ms 564 KB Output is correct
51 Correct 781 ms 680 KB Output is correct
52 Correct 386 ms 596 KB Output is correct
53 Correct 388 ms 688 KB Output is correct
54 Correct 378 ms 540 KB Output is correct
55 Correct 423 ms 472 KB Output is correct
56 Correct 377 ms 480 KB Output is correct
57 Correct 4 ms 340 KB Output is correct
58 Correct 5 ms 340 KB Output is correct
59 Correct 5 ms 340 KB Output is correct
60 Correct 5 ms 340 KB Output is correct
61 Correct 1725 ms 596 KB Output is correct
62 Correct 1737 ms 468 KB Output is correct
63 Correct 1745 ms 540 KB Output is correct
64 Correct 3 ms 340 KB Output is correct
65 Correct 4 ms 340 KB Output is correct
66 Correct 4 ms 340 KB Output is correct
67 Correct 3 ms 340 KB Output is correct
68 Correct 824 ms 640 KB Output is correct
69 Correct 384 ms 432 KB Output is correct
70 Correct 385 ms 468 KB Output is correct
71 Correct 377 ms 428 KB Output is correct
72 Correct 4 ms 340 KB Output is correct
73 Correct 4 ms 408 KB Output is correct
74 Correct 1725 ms 600 KB Output is correct
75 Correct 180 ms 412 KB Output is correct
76 Correct 118 ms 412 KB Output is correct
77 Correct 85 ms 412 KB Output is correct
78 Correct 179 ms 340 KB Output is correct
79 Correct 117 ms 412 KB Output is correct
80 Correct 84 ms 424 KB Output is correct
81 Correct 457 ms 440 KB Output is correct
82 Correct 224 ms 544 KB Output is correct
83 Correct 137 ms 416 KB Output is correct
84 Correct 466 ms 416 KB Output is correct
85 Correct 217 ms 540 KB Output is correct
86 Correct 138 ms 400 KB Output is correct
87 Correct 10 ms 488 KB Output is correct
88 Correct 31 ms 868 KB Output is correct
89 Correct 137 ms 2828 KB Output is correct
90 Correct 122 ms 4328 KB Output is correct
91 Correct 132 ms 4236 KB Output is correct
92 Execution timed out 2080 ms 3640 KB Time limit exceeded
93 Halted 0 ms 0 KB -