oj.uz

Submission #706964

# Submission time Handle Problem Language Result Execution time Memory
706964 2023-03-08T07:57:20 Z socpite ICC (CEOI16_icc) C++14
90 / 100
 126 ms 612 KB 
#include"icc.h"
#include<bits/stdc++.h>
using namespace std;

#define f first
#define s second

typedef long long ll;
typedef long double ld;

const int maxn = 105;
const int mod = 998244353;
 
int t, n;

/*int query(int sza, int szb, int a[], int b[]){
    cout << sza << endl;
    for(int i = 0; i < sza; i++)cout << a[i] << " ";
    cout << endl;
    cout << szb << endl;
    for(int i = 0; i < szb; i++)cout << b[i] << " ";
    cout << endl;
    int x;
    cin >> x;
    return x;
}

void setRoad(int a, int b){
    cout << "FOUND " << a << " " << b << endl;
}*/

int up[maxn];

int Find(int x){
    if(!up[x])return x;
    else return up[x] = Find(up[x]);
}

void Union(int a, int b){
    a = Find(a);
    b = Find(b);
    up[a] = b;
}

int arr1[maxn], arr2[maxn];

int gt(vector<int> a, vector<int> b){
    //cout << a.size() << " " << b.size() << "\n";
    if(a.empty() || b.empty())return 0;
    for(int i = 0; i < a.size(); i++)arr1[i] = a[i];
    for(int i = 0; i < b.size(); i++)arr2[i] = b[i];
    return query(a.size(), b.size(), arr1, arr2);
}

int bs(vector<int> a, vector<int> b){
    int l = 0, r = a.size();
    while(l < r){
        int mid = (l+r+1)>>1;
        if(gt(vector<int>(a.begin(), a.begin()+mid), b))r = mid-1;
        else l = mid;
    }
    return a[l];
}

void findedge(vector<int> a, vector<int> b){
    assert(!a.empty() && !b.empty());
    int h1 = bs(a, b), h2 = bs(b, a);
    Union(h1, h2);
    setRoad(h1, h2);
}

void run(int N){
    n = N;
    for(int i = 0; i < n-1; i++){
        for(int j = 0; j < 10; j++){
            //cout << i << " " << j << endl;
            vector<int> v[2];
            for(int k = 1; k <= n; k++)v[(Find(k)>>j)&1].push_back(k);
            //cout << v[0].size() << " " << v[1].size() << endl;
            if(gt(v[0], v[1])){
                findedge(v[0], v[1]);
                break;
            }
        }
    }
}

Compilation message

icc.cpp: In function 'int gt(std::vector<int>, std::vector<int>)':
icc.cpp:50:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |     for(int i = 0; i < a.size(); i++)arr1[i] = a[i];
      |                    ~~^~~~~~~~~~
icc.cpp:51:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   51 |     for(int i = 0; i < b.size(); i++)arr2[i] = b[i];
      |                    ~~^~~~~~~~~~

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 468 KB Ok! 112 queries used.
2 Correct 6 ms 468 KB Ok! 111 queries used.

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 468 KB Ok! 554 queries used.
2 Correct 37 ms 428 KB Ok! 700 queries used.
3 Correct 36 ms 436 KB Ok! 683 queries used.

Subtask #3
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 97 ms 468 KB Ok! 1391 queries used.
2 Correct 118 ms 504 KB Ok! 1693 queries used.
3 Correct 100 ms 500 KB Ok! 1408 queries used.
4 Correct 124 ms 508 KB Ok! 1517 queries used.

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 107 ms 612 KB Ok! 1434 queries used.
2 Correct 105 ms 496 KB Ok! 1497 queries used.
3 Correct 109 ms 504 KB Ok! 1627 queries used.
4 Correct 96 ms 500 KB Ok! 1338 queries used.

Subtask #5
29.0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 114 ms 508 KB Ok! 1629 queries used.
2 Correct 112 ms 504 KB Ok! 1641 queries used.
3 Correct 111 ms 496 KB Ok! 1654 queries used.
4 Correct 107 ms 500 KB Ok! 1586 queries used.
5 Correct 97 ms 492 KB Ok! 1443 queries used.
6 Correct 108 ms 552 KB Ok! 1600 queries used.

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 126 ms 504 KB Too many queries! 1633 out of 1625
2 Halted 0 ms 0 KB -