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Submission #897862

# Submission time Handle Problem Language Result Execution time Memory
897862 2024-01-03T21:42:45 Z batmendbar Overtaking (IOI23_overtaking) C++17
39 / 100
 3500 ms 696 KB 
#include "overtaking.h"
#include<bits/stdc++.h>
using namespace std;

struct Car {
    Car(int speed, long long cur_time, int number) : speed{speed}, cur_time{cur_time}, number{number} {}
    int number;
    int speed;
    long long cur_time;

    bool operator<(const Car &other) const{
        if (cur_time != other.cur_time) {
            return cur_time > other.cur_time;
        } else {
            return speed > other.speed;
        }
    }
};

vector<Car> cars;
vector<int> stations;

void init(int L, int N, std::vector<long long> T, std::vector<int> W, int X, int M, std::vector<int> S)
{   
    for (int i = 0; i < N; i++) {
        cars.push_back(Car(W[i], T[i], i));
    }
    cars.push_back(Car(X, 0, N));
    stations = S;
    stations.push_back(L);
    return;
}

long long arrival_time(long long Y)
{   
    cars.back().cur_time = Y; 
    auto cars1 = cars;

    // for (Car c : cars1) {
    //     cout << c.cur_time << ' ' << c.speed << '\n';
    // } 
    
    for (int i = 0; i < stations.size(); i++) {
        long long dist;
        if (i == 0) {
            continue;
        } else {
            dist = stations[i] - stations[i-1];
        }
        sort(cars1.begin(), cars1.end());
      
        vector<Car> temp;
        long long slowest_time = -1;
        while(!cars1.empty()) {
            slowest_time = max(slowest_time, cars1.back().cur_time + dist * cars1.back().speed);
            cars1.back().cur_time = slowest_time;
            temp.push_back(cars1.back());
            cars1.pop_back();
        }
        cars1 = temp;
    }

    for (auto car : cars1) {
        if (car.number == cars1.size() - 1) {
            return car.cur_time;
        }
    }
    return 0;
}

Compilation message

overtaking.cpp: In constructor 'Car::Car(int, long long int, int)':
overtaking.cpp:9:15: warning: 'Car::cur_time' will be initialized after [-Wreorder]
    9 |     long long cur_time;
      |               ^~~~~~~~
overtaking.cpp:7:9: warning:   'int Car::number' [-Wreorder]
    7 |     int number;
      |         ^~~~~~
overtaking.cpp:6:5: warning:   when initialized here [-Wreorder]
    6 |     Car(int speed, long long cur_time, int number) : speed{speed}, cur_time{cur_time}, number{number} {}
      |     ^~~
overtaking.cpp: In function 'long long int arrival_time(long long int)':
overtaking.cpp:43:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   43 |     for (int i = 0; i < stations.size(); i++) {
      |                     ~~^~~~~~~~~~~~~~~~~
overtaking.cpp:64:24: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Car>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   64 |         if (car.number == cars1.size() - 1) {
      |             ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~

Subtask #0
0.0 / 0.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 436 KB Output is correct
5 Correct 6 ms 348 KB Output is correct
6 Correct 24 ms 452 KB Output is correct
7 Correct 51 ms 344 KB Output is correct
8 Correct 52 ms 348 KB Output is correct
9 Correct 51 ms 488 KB Output is correct
10 Correct 54 ms 468 KB Output is correct
11 Correct 51 ms 348 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 600 KB Output is correct
4 Correct 4 ms 348 KB Output is correct
5 Correct 25 ms 348 KB Output is correct
6 Correct 53 ms 348 KB Output is correct
7 Correct 69 ms 528 KB Output is correct
8 Correct 67 ms 532 KB Output is correct
9 Correct 66 ms 348 KB Output is correct
10 Correct 61 ms 348 KB Output is correct
11 Correct 69 ms 600 KB Output is correct
12 Correct 79 ms 348 KB Output is correct
13 Correct 68 ms 344 KB Output is correct
14 Correct 72 ms 524 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 436 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 600 KB Output is correct
9 Correct 15 ms 348 KB Output is correct
10 Correct 15 ms 348 KB Output is correct
11 Correct 15 ms 344 KB Output is correct
12 Correct 15 ms 440 KB Output is correct
13 Correct 15 ms 440 KB Output is correct
14 Correct 15 ms 344 KB Output is correct
15 Correct 15 ms 696 KB Output is correct
16 Correct 17 ms 440 KB Output is correct
17 Correct 16 ms 348 KB Output is correct
18 Correct 15 ms 440 KB Output is correct
19 Correct 15 ms 348 KB Output is correct
20 Correct 15 ms 348 KB Output is correct
21 Correct 8 ms 348 KB Output is correct
22 Correct 8 ms 440 KB Output is correct
23 Correct 13 ms 348 KB Output is correct
24 Correct 13 ms 444 KB Output is correct
25 Correct 13 ms 348 KB Output is correct
26 Correct 13 ms 348 KB Output is correct
27 Correct 13 ms 348 KB Output is correct
28 Correct 10 ms 444 KB Output is correct
29 Correct 11 ms 348 KB Output is correct
30 Correct 10 ms 348 KB Output is correct
31 Correct 10 ms 600 KB Output is correct
32 Correct 15 ms 348 KB Output is correct
33 Correct 17 ms 348 KB Output is correct
34 Correct 15 ms 348 KB Output is correct
35 Correct 15 ms 444 KB Output is correct
36 Correct 15 ms 348 KB Output is correct
37 Correct 15 ms 444 KB Output is correct
38 Correct 16 ms 348 KB Output is correct
39 Correct 16 ms 344 KB Output is correct
40 Correct 15 ms 348 KB Output is correct

Subtask #4
0.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 436 KB Output is correct
6 Correct 6 ms 348 KB Output is correct
7 Correct 24 ms 452 KB Output is correct
8 Correct 51 ms 344 KB Output is correct
9 Correct 52 ms 348 KB Output is correct
10 Correct 51 ms 488 KB Output is correct
11 Correct 54 ms 468 KB Output is correct
12 Correct 51 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 600 KB Output is correct
16 Correct 15 ms 348 KB Output is correct
17 Correct 15 ms 348 KB Output is correct
18 Correct 15 ms 344 KB Output is correct
19 Correct 15 ms 440 KB Output is correct
20 Correct 15 ms 440 KB Output is correct
21 Correct 15 ms 344 KB Output is correct
22 Correct 15 ms 696 KB Output is correct
23 Correct 17 ms 440 KB Output is correct
24 Correct 16 ms 348 KB Output is correct
25 Correct 15 ms 440 KB Output is correct
26 Correct 15 ms 348 KB Output is correct
27 Correct 15 ms 348 KB Output is correct
28 Correct 8 ms 348 KB Output is correct
29 Correct 8 ms 440 KB Output is correct
30 Correct 13 ms 348 KB Output is correct
31 Correct 13 ms 444 KB Output is correct
32 Correct 13 ms 348 KB Output is correct
33 Correct 13 ms 348 KB Output is correct
34 Correct 13 ms 348 KB Output is correct
35 Correct 10 ms 444 KB Output is correct
36 Correct 11 ms 348 KB Output is correct
37 Correct 10 ms 348 KB Output is correct
38 Correct 10 ms 600 KB Output is correct
39 Correct 15 ms 348 KB Output is correct
40 Correct 17 ms 348 KB Output is correct
41 Correct 15 ms 348 KB Output is correct
42 Correct 15 ms 444 KB Output is correct
43 Correct 15 ms 348 KB Output is correct
44 Correct 15 ms 444 KB Output is correct
45 Correct 16 ms 348 KB Output is correct
46 Correct 16 ms 344 KB Output is correct
47 Correct 15 ms 348 KB Output is correct
48 Execution timed out 3542 ms 348 KB Time limit exceeded
49 Halted 0 ms 0 KB -

Subtask #5
0.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 436 KB Output is correct
6 Correct 6 ms 348 KB Output is correct
7 Correct 24 ms 452 KB Output is correct
8 Correct 51 ms 344 KB Output is correct
9 Correct 52 ms 348 KB Output is correct
10 Correct 51 ms 488 KB Output is correct
11 Correct 54 ms 468 KB Output is correct
12 Correct 51 ms 348 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 600 KB Output is correct
16 Correct 4 ms 348 KB Output is correct
17 Correct 25 ms 348 KB Output is correct
18 Correct 53 ms 348 KB Output is correct
19 Correct 69 ms 528 KB Output is correct
20 Correct 67 ms 532 KB Output is correct
21 Correct 66 ms 348 KB Output is correct
22 Correct 61 ms 348 KB Output is correct
23 Correct 69 ms 600 KB Output is correct
24 Correct 79 ms 348 KB Output is correct
25 Correct 68 ms 344 KB Output is correct
26 Correct 72 ms 524 KB Output is correct
27 Correct 15 ms 348 KB Output is correct
28 Correct 15 ms 348 KB Output is correct
29 Correct 15 ms 344 KB Output is correct
30 Correct 15 ms 440 KB Output is correct
31 Correct 15 ms 440 KB Output is correct
32 Correct 15 ms 344 KB Output is correct
33 Correct 15 ms 696 KB Output is correct
34 Correct 17 ms 440 KB Output is correct
35 Correct 16 ms 348 KB Output is correct
36 Correct 15 ms 440 KB Output is correct
37 Correct 15 ms 348 KB Output is correct
38 Correct 15 ms 348 KB Output is correct
39 Correct 8 ms 348 KB Output is correct
40 Correct 8 ms 440 KB Output is correct
41 Correct 13 ms 348 KB Output is correct
42 Correct 13 ms 444 KB Output is correct
43 Correct 13 ms 348 KB Output is correct
44 Correct 13 ms 348 KB Output is correct
45 Correct 13 ms 348 KB Output is correct
46 Correct 10 ms 444 KB Output is correct
47 Correct 11 ms 348 KB Output is correct
48 Correct 10 ms 348 KB Output is correct
49 Correct 10 ms 600 KB Output is correct
50 Correct 15 ms 348 KB Output is correct
51 Correct 17 ms 348 KB Output is correct
52 Correct 15 ms 348 KB Output is correct
53 Correct 15 ms 444 KB Output is correct
54 Correct 15 ms 348 KB Output is correct
55 Correct 15 ms 444 KB Output is correct
56 Correct 16 ms 348 KB Output is correct
57 Correct 16 ms 344 KB Output is correct
58 Correct 15 ms 348 KB Output is correct
59 Execution timed out 3542 ms 348 KB Time limit exceeded
60 Halted 0 ms 0 KB -