Submission #717879

# Submission time Handle Problem Language Result Execution time Memory
717879 2023-04-02T17:51:36 Z stevancv ICC (CEOI16_icc) C++14
Compilation error
0 ms 0 KB
#include <bits/stdc++.h>
#include "icc.h"
#define ll long long
#define ld long double
#define sp ' '
#define en '\n'
#define smin(a, b) a = min(a, b)
#define smax(a, b) a = max(a, b)
using namespace std;
const int N = 100 + 2;
const int inf = 1e9;
vector<int> svi[N];
void Nadji(vector<int> a, vector<int> b) {
    cout << "THU" << endl;
    int l = 0, r = a.size() - 2, xx = a.back();
    while (l <= r) {
        int mid = l + r >> 1;
        vector<int> tr;
        for (int i = 0; i <= mid; i++) tr.push_back(a[i]);
        if (query(mid + 1, b.size(), tr, b) == 1) {
            xx = a[mid];
            r = mid - 1;
        }
        else l = mid + 1;
    }
    l = 0, r = b.size() - 2;
    int yy = b.back();
    while (l <= r) {
        int mid = l + r >> 1;
        vector<int> tr;
        for (int i = 0; i <= mid; i++) tr.push_back(b[i]);
        if (query(mid + 1, 1, tr, {xx}) == 1) {
            yy = b[mid];
            r = mid - 1;
        }
        else l = mid + 1;
    }
    setRoad(xx, yy);
}
int gazda[N];
void run(int n) {
    vector<int> v;
    for (int i = 1; i <= n; i++) {
        svi[i].push_back(i);
        gazda[i] = 1;
    }
    auto Sredi = [&] (vector<int> v) {
        vector<int> ret;
        for (int i = 0; i < v.size(); i++) {
            for (int j : svi[v[i]]) ret.push_back(j);
        }
        return ret;
    };
    for (int zz = 0; zz < n - 1; zz++) {
        vector<int> v;
        for (int i = 1; i <= n; i++) {
            if (gazda[i] == 1) v.push_back(i);
        }
        int sz = v.size();
        vector<int> a, b;
        while (1) {
            random_shuffle(v.begin(), v.end());
            for (int i = 0; i < sz / 2; i++) a.push_back(v[i]);
            for (int i = sz / 2; i < sz; i++) b.push_back(v[i]);
            auto aa = Sredi(a); auto bb = Sredi(b);
            if (query(aa.size(), bb.size(), aa, bb) == 1) break;
            else {a.clear(); b.clear();}
        }
        int l = 0, r = a.size() - 2, inda = a.back();
        auto bb = Sredi(b);
        while (l <= r) {
            int mid = l + r >> 1;
            vector<int> tr;
            for (int i = 0; i <= mid; i++) tr.push_back(a[i]);
            auto ttr = Sredi(tr);
            if (query(ttr.size(), bb.size(), ttr, bb) == 1) {
                inda = a[mid];
                r = mid - 1;
            }
            else l = mid + 1;
        }
        l = 0, r = b.size() - 2;
        int indb = b.back();
        auto aa = Sredi({inda});
        while (l <= r) {
            int mid = l + r >> 1;
            vector<int> tr;
            for (int i = 0; i <= mid; i++) tr.push_back(b[i]);
            auto ttr = Sredi(tr);
            if (query(aa.size(), ttr.size(), aa, tr) == 1) {
                indb = b[mid];
                r = mid - 1;
            }
            else l = mid + 1;
        }
        Nadji(svi[inda], svi[indb]);
        if (inda > indb) swap(inda, indb);
        for (int i : svi[indb]) {
            svi[inda].push_back(i);
            gazda[i] = 0;
        }
        svi[indb].clear();
    }
}

Compilation message

icc.cpp: In function 'void Nadji(std::vector<int>, std::vector<int>)':
icc.cpp:17:21: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   17 |         int mid = l + r >> 1;
      |                   ~~^~~
icc.cpp:20:38: error: cannot convert 'std::vector<int>' to 'int*'
   20 |         if (query(mid + 1, b.size(), tr, b) == 1) {
      |                                      ^~
      |                                      |
      |                                      std::vector<int>
In file included from icc.cpp:2:
icc.h:10:30: note:   initializing argument 3 of 'int query(int, int, int*, int*)'
   10 | int query(int a, int b, int *A, int *B);
      |                         ~~~~~^
icc.cpp:29:21: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   29 |         int mid = l + r >> 1;
      |                   ~~^~~
icc.cpp:32:31: error: cannot convert 'std::vector<int>' to 'int*'
   32 |         if (query(mid + 1, 1, tr, {xx}) == 1) {
      |                               ^~
      |                               |
      |                               std::vector<int>
In file included from icc.cpp:2:
icc.h:10:30: note:   initializing argument 3 of 'int query(int, int, int*, int*)'
   10 | int query(int a, int b, int *A, int *B);
      |                         ~~~~~^
icc.cpp: In lambda function:
icc.cpp:49:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |         for (int i = 0; i < v.size(); i++) {
      |                         ~~^~~~~~~~~~
icc.cpp: In function 'void run(int)':
icc.cpp:66:45: error: cannot convert 'std::vector<int>' to 'int*'
   66 |             if (query(aa.size(), bb.size(), aa, bb) == 1) break;
      |                                             ^~
      |                                             |
      |                                             std::vector<int>
In file included from icc.cpp:2:
icc.h:10:30: note:   initializing argument 3 of 'int query(int, int, int*, int*)'
   10 | int query(int a, int b, int *A, int *B);
      |                         ~~~~~^
icc.cpp:72:25: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   72 |             int mid = l + r >> 1;
      |                       ~~^~~
icc.cpp:76:46: error: cannot convert 'std::vector<int>' to 'int*'
   76 |             if (query(ttr.size(), bb.size(), ttr, bb) == 1) {
      |                                              ^~~
      |                                              |
      |                                              std::vector<int>
In file included from icc.cpp:2:
icc.h:10:30: note:   initializing argument 3 of 'int query(int, int, int*, int*)'
   10 | int query(int a, int b, int *A, int *B);
      |                         ~~~~~^
icc.cpp:86:25: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   86 |             int mid = l + r >> 1;
      |                       ~~^~~
icc.cpp:90:46: error: cannot convert 'std::vector<int>' to 'int*'
   90 |             if (query(aa.size(), ttr.size(), aa, tr) == 1) {
      |                                              ^~
      |                                              |
      |                                              std::vector<int>
In file included from icc.cpp:2:
icc.h:10:30: note:   initializing argument 3 of 'int query(int, int, int*, int*)'
   10 | int query(int a, int b, int *A, int *B);
      |                         ~~~~~^