oj.uz

Submission #597459

# Submission time Handle Problem Language Result Execution time Memory
597459 2022-07-16T04:31:12 Z 1bin ICC (CEOI16_icc) C++14
0 / 100
 44 ms 488 KB 
#include <bits/stdc++.h>
#include <icc.h>
 
using namespace std;
 
typedef long long ll;
#define all(v) v.begin(), v.end()
const int NMAX = 105;
int par[NMAX], sza, szb;
int find(int x){ return par[x] == -1 ? x : par[x] = find(par[x]);}
vector<int> v[NMAX];

void run(int n){
    static int a[NMAX], b[NMAX];
    memset(par, -1, sizeof(par));
    for(int i = 1; i <= n; i++) v[i].emplace_back(i);
    int sz = n;
    
    for(int i = 0; i < n - 1; i++, sz--){
        vector<int> arr;
        for(int i = 1; i <= n; i++)
            if(par[i] == -1) arr.emplace_back(i);
            
        for(int bit = 0; 1 << bit < sz; bit++){
            sza = szb = 0;    
            for(int j = 0; j < sz; j++){
                if(j & (1 << bit)) {
                    for(auto& x : v[j]) a[sza++] = x;
                }
                else{
                    for(auto& x : v[j]) b[szb++] = x;
                }
            }
            
            if(sza && szb && query(sza, szb, a, b)){
                int l = 0, r = sza - 1, m, x, y;
                while(l < r){
                    m = (l + r) >> 1;
                    if(query(m + 1, szb, a, b)) r = m;
                    else l = m + 1;
                }
                x = a[l];
                l = 0; r = szb - 1;
                while(l < r){
                    m = (l + r) >> 1;
                    if(query(sza, m + 1, a, b)) r = m;
                    else l = m + 1;
                }
                
                y = b[l];
                setRoad(x, y);
                x = find(x); y = find(y);
                if(v[x].size() < v[y].size()) swap(x, y);
                for(int & t : v[y]) v[x].emplace_back(t);
                par[y] = x;
                break;
            }
        }
    }
    return;
}

Subtask #1
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 468 KB Not all edges were guessed!
2 Halted 0 ms 0 KB -

Subtask #2
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 468 KB The query sets must be disjoint
2 Halted 0 ms 0 KB -

Subtask #3
0 / 22.0

# Verdict Execution time Memory Grader output
1 Incorrect 31 ms 468 KB Not all edges were guessed!
2 Halted 0 ms 0 KB -

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 33 ms 468 KB Not all edges were guessed!
2 Halted 0 ms 0 KB -

Subtask #5
0 / 29.0

# Verdict Execution time Memory Grader output
1 Incorrect 37 ms 488 KB Not all edges were guessed!
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 44 ms 476 KB Not all edges were guessed!
2 Halted 0 ms 0 KB -