Submission #1254072

#	Time	Username	Problem	Language	Result	Execution time	Memory
1254072		camil	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 int long long
#define IOS ios::sync_with_stdio(false), cin.tie(0),cout.tie(0)


void solve() {
    int n, L, k;
    cin >> n >> L >> k;
    int arr[n + 1];
    for (int i = 1; i <= n; i++ ){
        cin >> arr[i];
    }
    int l = 1;
    int r = n;
    int best = 1;
    while(l <= r){
        int m = (l + r) / 2;
        int z = LLONG_MIN;
        for (int i = 1; i <= n; i++ ){
            int x = k;
            int y = m;
            int cnt = 1;
            int a = i - 1, b = i + 1;
            while (y--){
                if(a >= 1 && a <= n && abs( arr[i] - arr[a] ) <= abs(arr[i] - arr[b]) && abs(arr[i] - arr[a] ) <= x ){
                    x -= abs(arr[i] - arr[a]);
                    a--;
                    cnt++;
                }
                else if(b >= 1 && b <= n && abs(arr[i] - arr[b] ) <= x ){
                    x -= abs(arr[i] - arr[b] );
                    b++;
                    cnt++;
                }
            }
            z = max(z, cnt);
        }
        if(z >= m){
            best = m;
            l = m + 1;
        }
        else r = m - 1;
    }
    cout << best << endl;
}
signed main() {
    IOS;
    int t = 1;
    //cin >> t;
    while (t--) {
        solve();
    }
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccHqrXrd.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccO1y8LX.o:ricehub.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccHqrXrd.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