Submission #442673

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
442673	2021-07-08T14:36:34 Z	Lam_lai_cuoc_doi	ICC (CEOI16_icc)	C++17	Compilation error	0 ms	0 KB

icc

#include <bits/stdc++.h>

using namespace std;
using ll = long long;
using ld = long double;
using ull = unsigned long long;

constexpr bool typetest = 1;
constexpr int N = 1e2 + 5;
struct dsu
{
    int n;
    int par[N];
    dsu()
    {
        memset(par, -1, sizeof par);
    }
    int findpar(int v)
    {
        return par[v] < 0 ? v : par[v] = findpar(par[v]);
    }
    void Merge(int u, int v)
    {
        u = findpar(u);
        v = findpar(v);
        if (u == v)
            return;
        if (par[u] < par[v])
            swap(u, v);
        par[v] += par[u];
        par[u] = v;
    }
} f;

#include "icc.h"

#define bit(i, x) (((x) >> (i)) & 1)

int Cal(vector<int> &a, vector<int> &b)
{
    int l = 1, r = a.size();
    while (l <= r)
    {
        int mid = (l + r) / 2;
        vector<int> c(mid - l + 1);
        for (int i = l; i <= mid; ++i)
            c[i - l] = a[l - 1];

        if (query(c.size(), b.size(), c, b))
            r = mid - 1;
        else
            l = mid + 1;
    }

    return l;
}

void run(int n)
{
    f.n = n;
    for (int i = 1; i < n; ++i)
    {
        vector<int> a, b;
        for (int j = 6; ~j; --j)
        {
            a.clear();
            for (int t = 1; t <= n; ++t)
                if (bit(j, f.findpar(t)))
                    a.emplace_back(t);
                else
                    b.emplace_back(t);
            if (!a.empty() && !b.empty() && query(a.size(), b.size(), a, b))
                break;
        }
        if ((int)a.size() != 1)
            a[0] = Cal(a, b);
        if ((int)b.size() != 1)
            b[0] = Cal(b, a);

        f.Merge(a[0], b[0]);
        setRoad(a[0], b[0]);
    }
}

Compilation message

icc.cpp: In function 'int Cal(std::vector<int>&, std::vector<int>&)':
icc.cpp:49:39: error: cannot convert 'std::vector<int>' to 'int*'
   49 |         if (query(c.size(), b.size(), c, b))
      |                                       ^
      |                                       |
      |                                       std::vector<int>
In file included from icc.cpp:35:
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 function 'void run(int)':
icc.cpp:72:71: error: cannot convert 'std::vector<int>' to 'int*'
   72 |             if (!a.empty() && !b.empty() && query(a.size(), b.size(), a, b))
      |                                                                       ^
      |                                                                       |
      |                                                                       std::vector<int>
In file included from icc.cpp:35:
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);
      |                         ~~~~~^