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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#785615#5417. Chat Programwlkmok369WA 64ms7832kbC++141.8kb2024-11-26 18:32:402024-11-26 18:32:46

Judging History

你现在查看的是最新测评结果

  • [2024-11-26 18:32:46]
  • 评测
  • 测评结果:WA
  • 用时:64ms
  • 内存:7832kb
  • [2024-11-26 18:32:40]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ull unsigned long long
#define INF 0x3f3f3f3f
#define PII pair<ll, ll>
const ll mod = 1e9 + 7;
const ll MAXN = 500005;
const ll base1 = 131;
const ll base2 = 127;
ll _ = 1, n, m, ans = 0, a[MAXN]; // f[MAXN];
ll c, k, d;
bool check(ll x)
{
    vector<ll> f(n + 10, 0);
    ll sum = 0;
    for (int i = 1; i <= n; i++)
    {
        if (a[i] >= x)
        {
            sum++;
        }
    }
    if (sum >= x)
    {
        return 1;
    }
    for (int i = 1; i <= n; i++)
    {
        if (a[i] < x)
        {
            ll l = max(0ll, i - m + 1);
            ll maxn = a[i] + c + d * (i - l);
            if (maxn < x)
            {
                continue;
            }
            ll minn = a[i] + c;
            ll p = 0;
            if (d == 0)
            {
                p = 0;
            }
            else
            {
                p = max(0ll, (ll)ceil(1.0 * (x - minn) / d));
            }
            ll r = i - p;
            f[l]++;
            f[r + 1]--;
        }
    }
    ll res = 0;
    for (int i = 1; i <= n; i++)
    {
        f[i] += f[i - 1];
        res = max(res, f[i]);
        if (sum + res >= k)
        {
            return 1;
        }
    }
    return 0;
}
void solve()
{
    cin >> n >> k >> m >> c >> d;
    for (int i = 1; i <= n; i++)
    {
        cin >> a[i];
    }
    ll l = 1, r = 1e18;
    while (l < r)
    {
        ll mid = (l + r + 1) >> 1;
        if (check(mid))
        {
            l = mid;
        }
        else
        {
            r = mid - 1;
        }
    }
    cout << l << '\n';
}
signed main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    // cin>>_;
    while (_--)
    {
        solve();
    }
    return 0;
}

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 3624kb

input:

6 4 3 1 2
1 1 4 5 1 4

output:

4

result:

ok 1 number(s): "4"

Test #2:

score: 0
Accepted
time: 0ms
memory: 3640kb

input:

7 3 2 4 0
1 9 1 9 8 1 0

output:

9

result:

ok 1 number(s): "9"

Test #3:

score: 0
Accepted
time: 0ms
memory: 3552kb

input:

8 3 5 0 0
2 0 2 2 1 2 1 8

output:

2

result:

ok 1 number(s): "2"

Test #4:

score: -100
Wrong Answer
time: 64ms
memory: 7832kb

input:

200000 200000 100000 0 1000000000
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...

output:

1

result:

wrong answer 1st numbers differ - expected: '0', found: '1'