oj.uz

Submission #931162

# Submission time Handle Problem Language Result Execution time Memory
931162 2024-02-21T10:23:47 Z De3b0o Semiexpress (JOI17_semiexpress) C++14
100 / 100
 230 ms 47620 KB 
#include<bits/stdc++.h>
#define ll long long
#define F first
#define S second
#define in insert
#define er erase
#define pb push_back
#define ppb pop_back()
#define ph push
#define pp pop()
#define d3 ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define cans cout << ans << "\n";
#define yes cout << "YES" << "\n";
#define no cout << "NO" << "\n";
#define pll pair<ll,ll>
#define lin cout << "\n";
#define sqr 340
#define mod 1000000007
#define mid (l+r)/2

using namespace std;

int main()
{
    d3
    ll n , m , k;
    cin >> n >> m >> k;
    ll a , b , c;
    cin >> a >> b >> c;
    ll t;
    cin >> t;
    ll exp[m];
    for(int i = 0 ; m>i ; i++)
        cin >> exp[i];
    ll ans = 0;
    multiset<ll> semi;
    ll y = 1e6;
    for(int i = 0 ; m-1>i ; i++)
    {
        if((exp[i]-1)*b>t)
            break;
        ll l = exp[i]+1;
        ll r = exp[i+1]-1;
        while(l<=r)
        {
            if((mid-exp[i])*a+(exp[i]-1)*b>t)
                r=mid-1;
            else
                l=mid+1;
        }
        ans+=(l-1-exp[i]+1);
        ll x = l;
        while(x<exp[i+1]&&y)
        {
            l = x;
            r = exp[i+1]-1;
            while(l<=r)
            {
                if((exp[i]-1)*b + (x-exp[i])*c + (mid-x)*a >t)
                    r=mid-1;
                else
                    l=mid+1;
            }
            if(l-1==x-1)
                break;
            y--;
            semi.in(l-1-x+1);
            x=l;
        }
    }
    ll x = k-m;
    while(x--&&!semi.empty())
    {
        auto it = semi.end();
        it--;
        //cout << *it << "\n";
        ans+=*it;
        semi.erase(it);
    }
    if((n-1)*b<=t)
        ans++;
    ans--;
    cans
}

Subtask #1
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 600 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 600 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct

Subtask #3
52.0 / 52.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 600 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 212 ms 47292 KB Output is correct
22 Correct 14 ms 3928 KB Output is correct
23 Correct 154 ms 32852 KB Output is correct
24 Correct 230 ms 47620 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 178 ms 47180 KB Output is correct
28 Correct 199 ms 47188 KB Output is correct
29 Correct 175 ms 47216 KB Output is correct
30 Correct 172 ms 47396 KB Output is correct