Submission #1254147

#	Time	Username	Problem	Language	Result	Execution time	Memory
1254147		asim	Rice Hub (IOI11_ricehub)	C++20	Compilation error	0 ms	0 KiB

ricehub

#pragma GCC optimize ("O3")
#include <bits/stdc++.h>
using namespace std;
#define endl "\n"
#define IOS                       \
    ios_base::sync_with_stdio(0); \
    cin.tie(0);                   \
    cout.tie(0);
// 10 ^ 8
#define ll long long
#define int int_fast32_t
#define ll int_fast64_t
bool check(int m, ll n, ll b, const vector<ll> &arr)
{
    if (m > n)
    {
        return false;
    }
    for (int i = 1; i <= n - m + 1; i++)
    {
        ll a = 0;
        for (int j = i; j <i+m; j++)
        {
            a += (abs(arr[j] - arr[i + m / 2]));
        }
        if (a <= b)
        {
            return true;
        }
    }
    return false;
}
void solve()
{
    ll n, r, b;
    cin >> n >> r >> b;
    vector<ll> arr(n + 10);
    for (int i = 1; i <= n; i++)
    {
        cin >> arr[i];
    }
    ll l1 = 1;
    ll best = 1;
    while (l1 <= r)
    {
        int m = (r + l1) / 2;
        if (check(m, n, b,arr))
        {
            l1 = m + 1;
            best = m;
        }
        else
        {
            r = m - 1;
        }
    }
    cout << best << endl;
}
signed main()
{
    IOS
    solve();
}

Compilation message (stderr)

ricehub.cpp:12: warning: "ll" redefined
   12 | #define ll int_fast64_t
      | 
ricehub.cpp:10: note: this is the location of the previous definition
   10 | #define ll long long
      | 
/usr/bin/ld: /tmp/cc4cBE9s.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccWMEUOa.o:ricehub.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/cc4cBE9s.o: in function `main':
grader.cpp:(.text.startup+0xaa): undefined reference to `besthub(int, int, int*, long long)'
collect2: error: ld returned 1 exit status