oj.uz

Submission #917890

# Submission time Handle Problem Language Result Execution time Memory
917890 2024-01-29T02:54:15 Z trMatherz Race (IOI11_race) C++17
100 / 100
 534 ms 107232 KB 
//#include <iostream> //cin, cout
#include <race.h>
/*
#include <fstream>
std::ifstream cin ("ex.in");
std::ofstream cout ("ex.out");
*/




// includes
#include <cmath> 
#include <set>
#include <map>
#include <queue>
#include <string>
#include <vector>
#include <array>
#include <algorithm>
#include <numeric>
#include <iomanip>
#include <unordered_set>
#include <stack>
#include <ext/pb_ds/assoc_container.hpp>
#include <random>
#include <chrono>



//usings 
using namespace std;
using namespace __gnu_pbds;


// misc
#define ll long long
#define pb push_back
#define pq priority_queue
#define ub upper_bound
#define lb lower_bound
template<typename T, typename U> bool emin(T &a, const U &b){ return b < a ? a = b, true : false; }
template<typename T, typename U> bool emax(T &a, const U &b){ return b > a ? a = b, true : false; }
typedef uint64_t hash_t;

// vectors
#define vi vector<int>
#define vvi vector<vi>
#define vvvi vector<vvi>
#define vpii vector<pair<int, int>>
#define vvpii vector<vector<pair<int, int>>>
#define vppipi vector<pair<int, pair<int, int>>>
#define vl vector<ll>
#define vvl vector<vl>
#define vvvl vector<vvl>
#define vpll vector<pair<ll, ll>>
#define vb vector<bool>
#define vvb vector<vb>
#define vs vector<string>
#define sz(x) (int)x.size()
#define rz resize
#define all(x) x.begin(), x.end()


// pairs
#define pii pair<int, int>
#define pll pair<ll, ll>
#define mp make_pair
#define f first
#define s second

// sets
#define si set<int>
#define sl set<ll>
#define ss set<string>
#define in insert
template <class T> using iset = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;

// maps
#define mii map<int, int>
#define mll map<ll, ll>

// loops
#define FR(x, z, y) for (int x = z; x < y; x++)
#define FRE(x, z, y) FR(x, z, y + 1)
#define F(x, y) FR(x, 0, y)
#define FE(x, y) F(x, y + 1)
#define A(x, y) for(auto &x : y)



vvpii a;
vl dis, sum;
vector<mll> v;
ll an = 0;
int n, m;


void pre(int x, int p, ll c, int d){
    v[x][c] = d;
    sum[x] = c;
    dis[x] = d;
    A(u, a[x]) if(u.f != p) pre(u.f, x, c + u.s, d + 1);
}

void dfs(int x, int p){
    ll tar = m + 2 * sum[x];
    A(u, a[x]){
        if(u.f == p) continue;
        dfs(u.f, x);
        if(sz(v[u.f]) > sz(v[x])) swap(v[u.f], v[x]);
        A(k, v[u.f]){
            if(v[x].find(tar - k.f) != v[x].end()) emin(an, v[x][tar - k.f] + k.s - 2 * dis[x]);
        }
        A(k, v[u.f]){
            if(v[x].find(k.f) == v[x].end()) v[x].in(k);
            else emin(v[x][k.f], k.s); 
        }
    }
}


int best_path(int N, int K, int H[][2], int L[]){
    if(K == 1) return 0;
    n = N, m = K;
    an = n + 7;
    a = vvpii(n);
    dis = sum = vl(n, 0);
    v = vector<mll>(n);
    F(i, n - 1){
        a[H[i][0]].pb({H[i][1], L[i]});
        a[H[i][1]].pb({H[i][0], L[i]});
    }
    pre(0, -1, 0, 0);
    dfs(0, -1);
    return (an == n + 7 ? -1 : an);
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2392 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2480 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2480 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2392 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2392 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2480 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2480 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2392 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2652 KB Output is correct
22 Correct 2 ms 2652 KB Output is correct
23 Correct 2 ms 2652 KB Output is correct
24 Correct 1 ms 2652 KB Output is correct
25 Correct 2 ms 2652 KB Output is correct
26 Correct 2 ms 2652 KB Output is correct
27 Correct 1 ms 2652 KB Output is correct
28 Correct 2 ms 2652 KB Output is correct
29 Correct 2 ms 2652 KB Output is correct
30 Correct 2 ms 2652 KB Output is correct
31 Correct 2 ms 2748 KB Output is correct
32 Correct 1 ms 2652 KB Output is correct
33 Correct 2 ms 2652 KB Output is correct
34 Correct 1 ms 2652 KB Output is correct
35 Correct 2 ms 2904 KB Output is correct
36 Correct 1 ms 2652 KB Output is correct
37 Correct 1 ms 2652 KB Output is correct
38 Correct 1 ms 2652 KB Output is correct

Subtask #3
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2392 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2480 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2480 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2392 KB Output is correct
19 Correct 157 ms 32088 KB Output is correct
20 Correct 159 ms 32024 KB Output is correct
21 Correct 151 ms 31684 KB Output is correct
22 Correct 162 ms 31460 KB Output is correct
23 Correct 147 ms 44044 KB Output is correct
24 Correct 130 ms 34744 KB Output is correct
25 Correct 103 ms 30288 KB Output is correct
26 Correct 53 ms 36180 KB Output is correct
27 Correct 182 ms 51992 KB Output is correct
28 Correct 331 ms 85000 KB Output is correct
29 Correct 298 ms 83796 KB Output is correct
30 Correct 202 ms 51868 KB Output is correct
31 Correct 218 ms 51908 KB Output is correct
32 Correct 313 ms 52068 KB Output is correct
33 Correct 345 ms 56888 KB Output is correct
34 Correct 360 ms 89712 KB Output is correct

Subtask #4
57.0 / 57.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2392 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2480 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2396 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2480 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 1 ms 2396 KB Output is correct
18 Correct 1 ms 2392 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2652 KB Output is correct
22 Correct 2 ms 2652 KB Output is correct
23 Correct 2 ms 2652 KB Output is correct
24 Correct 1 ms 2652 KB Output is correct
25 Correct 2 ms 2652 KB Output is correct
26 Correct 2 ms 2652 KB Output is correct
27 Correct 1 ms 2652 KB Output is correct
28 Correct 2 ms 2652 KB Output is correct
29 Correct 2 ms 2652 KB Output is correct
30 Correct 2 ms 2652 KB Output is correct
31 Correct 2 ms 2748 KB Output is correct
32 Correct 1 ms 2652 KB Output is correct
33 Correct 2 ms 2652 KB Output is correct
34 Correct 1 ms 2652 KB Output is correct
35 Correct 2 ms 2904 KB Output is correct
36 Correct 1 ms 2652 KB Output is correct
37 Correct 1 ms 2652 KB Output is correct
38 Correct 1 ms 2652 KB Output is correct
39 Correct 157 ms 32088 KB Output is correct
40 Correct 159 ms 32024 KB Output is correct
41 Correct 151 ms 31684 KB Output is correct
42 Correct 162 ms 31460 KB Output is correct
43 Correct 147 ms 44044 KB Output is correct
44 Correct 130 ms 34744 KB Output is correct
45 Correct 103 ms 30288 KB Output is correct
46 Correct 53 ms 36180 KB Output is correct
47 Correct 182 ms 51992 KB Output is correct
48 Correct 331 ms 85000 KB Output is correct
49 Correct 298 ms 83796 KB Output is correct
50 Correct 202 ms 51868 KB Output is correct
51 Correct 218 ms 51908 KB Output is correct
52 Correct 313 ms 52068 KB Output is correct
53 Correct 345 ms 56888 KB Output is correct
54 Correct 360 ms 89712 KB Output is correct
55 Correct 14 ms 6440 KB Output is correct
56 Correct 7 ms 4956 KB Output is correct
57 Correct 67 ms 29288 KB Output is correct
58 Correct 42 ms 22480 KB Output is correct
59 Correct 79 ms 42320 KB Output is correct
60 Correct 295 ms 84048 KB Output is correct
61 Correct 261 ms 55524 KB Output is correct
62 Correct 207 ms 51824 KB Output is correct
63 Correct 343 ms 52044 KB Output is correct
64 Correct 534 ms 107232 KB Output is correct
65 Correct 484 ms 105320 KB Output is correct
66 Correct 363 ms 81428 KB Output is correct
67 Correct 205 ms 46412 KB Output is correct
68 Correct 418 ms 68828 KB Output is correct
69 Correct 469 ms 73944 KB Output is correct
70 Correct 354 ms 66072 KB Output is correct