oj.uz

Submission #906294

# Submission time Handle Problem Language Result Execution time Memory
906294 2024-01-13T23:37:32 Z vjudge1 Job Scheduling (IOI19_job) C++17
12 / 100
 59 ms 5920 KB 
#include "job.h"
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>

#define endl '\n'
#define K first
#define V second

using namespace std;
using namespace __gnu_pbds;


template<typename T>
ostream_iterator<T> oit(const string &s = " "){
    return ostream_iterator<T>(cout,s.c_str());
}

struct chash {
    static uint64_t splitmix64(uint64_t x) {
        // http://xorshift.di.unimi.it/splitmix64.c
        x += 0x9e3779b97f4a7c15;
        x = (x ^ (x >> 30)) * 0xbf58476d1ce4e5b9;
        x = (x ^ (x >> 27)) * 0x94d049bb133111eb;
        return x ^ (x >> 31);
    }

    size_t operator()(uint64_t x) const {
        static const uint64_t FIXED_RANDOM = chrono::steady_clock::now().time_since_epoch().count();
        return splitmix64(x + FIXED_RANDOM);
    }
};

template<typename T, typename U> using pb_map = gp_hash_table<T, U, chash>;
template<typename T> using pb_set = gp_hash_table<T, null_type, chash>;

typedef long long ll;
typedef long double ld;

typedef vector<int> vi;
typedef vector<vector<int>> vii;
typedef vector<ll> vll;
typedef pair<ll,ll> pll;
typedef pair<int,int> pii;

constexpr ll NN = 2e5;
constexpr ll M = 1000000007;



long long scheduling_cost(std::vector<int> p, std::vector<int> u, std::vector<int> d) {
	ll ans = 0;
    int n = (int)p.size();
    bool case1 = true,case2 = true;


    for(int i=1;i<n;i++){
        case1 &= p[i]==i-1;

        case2 &= p[i]==0;
        case2 &= d[i]==1;
    }

    if(case1){
        ll time = 0;
        for(int i=0;i<n;i++){
            time += d[i];
            ans += time*u[i];
        }
        return ans;
    }

    if(case2){
        ll time = d[0];
        ans += time*u[0];

        vi ord(n-1); iota(ord.begin(),ord.end(),1);

        sort(ord.begin(),ord.end(), [&](int i,int j){
            return u[i]*d[j] > u[j]*d[i];
        });

        for(int i : ord){
            time += d[i];
            ans += time*u[i];
        }

        return ans;
    }

    return ans;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 10 ms 1372 KB Output is correct
6 Correct 23 ms 2620 KB Output is correct
7 Correct 30 ms 3724 KB Output is correct
8 Correct 40 ms 4948 KB Output is correct
9 Correct 40 ms 4952 KB Output is correct
10 Correct 41 ms 4948 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 41 ms 4948 KB Output is correct
13 Correct 40 ms 4944 KB Output is correct
14 Correct 40 ms 4956 KB Output is correct
15 Correct 40 ms 5076 KB Output is correct
16 Correct 40 ms 5076 KB Output is correct
17 Correct 45 ms 5100 KB Output is correct
18 Correct 40 ms 4948 KB Output is correct
19 Correct 47 ms 5220 KB Output is correct
20 Correct 39 ms 5076 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 56 ms 5848 KB Output is correct
5 Correct 55 ms 5828 KB Output is correct
6 Correct 56 ms 5716 KB Output is correct
7 Correct 59 ms 5716 KB Output is correct
8 Correct 56 ms 5920 KB Output is correct
9 Correct 55 ms 5716 KB Output is correct
10 Correct 57 ms 5716 KB Output is correct
11 Correct 57 ms 5712 KB Output is correct

Subtask #3
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 344 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 10 ms 1372 KB Output is correct
6 Correct 23 ms 2620 KB Output is correct
7 Correct 30 ms 3724 KB Output is correct
8 Correct 40 ms 4948 KB Output is correct
9 Correct 40 ms 4952 KB Output is correct
10 Correct 41 ms 4948 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 41 ms 4948 KB Output is correct
13 Correct 40 ms 4944 KB Output is correct
14 Correct 40 ms 4956 KB Output is correct
15 Correct 40 ms 5076 KB Output is correct
16 Correct 40 ms 5076 KB Output is correct
17 Correct 45 ms 5100 KB Output is correct
18 Correct 40 ms 4948 KB Output is correct
19 Correct 47 ms 5220 KB Output is correct
20 Correct 39 ms 5076 KB Output is correct
21 Correct 1 ms 348 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 56 ms 5848 KB Output is correct
25 Correct 55 ms 5828 KB Output is correct
26 Correct 56 ms 5716 KB Output is correct
27 Correct 59 ms 5716 KB Output is correct
28 Correct 56 ms 5920 KB Output is correct
29 Correct 55 ms 5716 KB Output is correct
30 Correct 57 ms 5716 KB Output is correct
31 Correct 57 ms 5712 KB Output is correct
32 Incorrect 1 ms 344 KB Output isn't correct
33 Halted 0 ms 0 KB -