CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:Akinaatio
Submission time:2024-10-28 22:54:27 +0200
Language:C++ (C++20)
Status:READY
Result:30
Feedback
groupverdictscore
#1ACCEPTED30
#20
Test results
testverdicttimegroup
#1ACCEPTED0.00 s1, 2details
#2ACCEPTED0.00 s1, 2details
#3ACCEPTED0.00 s1, 2details
#4ACCEPTED0.00 s1, 2details
#5ACCEPTED0.00 s1, 2details
#6ACCEPTED0.00 s1, 2details
#7ACCEPTED0.01 s1, 2details
#8ACCEPTED0.00 s1, 2details
#9ACCEPTED0.00 s1, 2details
#10ACCEPTED0.01 s1, 2details
#11ACCEPTED0.01 s1, 2details
#12ACCEPTED0.01 s2details
#13ACCEPTED0.01 s2details
#14ACCEPTED0.24 s2details
#15ACCEPTED0.83 s2details
#16ACCEPTED0.83 s2details
#17ACCEPTED0.01 s2details
#18ACCEPTED0.99 s2details
#19--2details
#20ACCEPTED0.03 s2details
#21ACCEPTED0.01 s2details
#22ACCEPTED0.20 s2details
#23--2details
#24--2details

Code

#include <iostream>
#include <vector>
#include <algorithm> // std::sort
#include <cmath>     // std::abs
using namespace std;

int main() {
    // Luetaan syöte
    int n;
    string huoneet;

    cin >> n;
    cin >> huoneet;

    int robottiIndeksi = 0, askeleet = 0, kolikot = 0, lähinhuone = n;
    vector<int> kolikkohuoneet;
    int kolikkomäärä = 0;

    for(int i = 0; i < n; i++)
    { 
        if (huoneet[i] == '*')
        {
            kolikkohuoneet.push_back(i);
            kolikkomäärä++;
        }
        else if (huoneet[i] == 'R')
        {
            robottiIndeksi = i;
        }
    }

    kolikkohuoneet.resize(kolikkomäärä);

    for(int i = 0; i < n; i++)
    {
        if (kolikkohuoneet.size() < 1)
        {
            break;
        }
        else if (kolikkohuoneet.size() < 2)
        {
            lähinhuone = kolikkohuoneet[0];
            kolikot++;
            askeleet += abs(lähinhuone - robottiIndeksi);
            break;
        }

        sort(kolikkohuoneet.begin(), kolikkohuoneet.end(), [=](int a, int b) {
        return abs(a - robottiIndeksi) < abs(b - robottiIndeksi);
        });

        if (abs(kolikkohuoneet[0] - robottiIndeksi) == abs(kolikkohuoneet[1] - robottiIndeksi))
        {
            break;
        }

        lähinhuone = kolikkohuoneet[0];
        kolikkohuoneet.erase(kolikkohuoneet.begin());
        kolikot++;
        askeleet += abs(lähinhuone - robottiIndeksi);
        robottiIndeksi = lähinhuone;
    }
    cout << askeleet << " " << kolikot << "\n";
}

Test details

Test 1

Group: 1, 2

Verdict: ACCEPTED

input
1
R

correct output
0 0

user output
0 0

Test 2

Group: 1, 2

Verdict: ACCEPTED

input
10
...R......

correct output
0 0

user output
0 0

Test 3

Group: 1, 2

Verdict: ACCEPTED

input
10
**.R...***

correct output
12 5

user output
12 5

Test 4

Group: 1, 2

Verdict: ACCEPTED

input
10
***R******

correct output
0 0

user output
0 0

Test 5

Group: 1, 2

Verdict: ACCEPTED

input
1000
R................................

correct output
947 9

user output
947 9

Test 6

Group: 1, 2

Verdict: ACCEPTED

input
1000
.................................

correct output
886 9

user output
886 9

Test 7

Group: 1, 2

Verdict: ACCEPTED

input
1000
.....*..*....**..**..*......*....

correct output
1287 400

user output
1287 400

Test 8

Group: 1, 2

Verdict: ACCEPTED

input
1000
************.*****************...

correct output
0 0

user output
0 0

Test 9

Group: 1, 2

Verdict: ACCEPTED

input
1000
******************************...

correct output
0 0

user output
0 0

Test 10

Group: 1, 2

Verdict: ACCEPTED

input
1000
R*****************************...

correct output
999 999

user output
999 999

Test 11

Group: 1, 2

Verdict: ACCEPTED

input
1000
******************************...

correct output
999 999

user output
999 999

Test 12

Group: 2

Verdict: ACCEPTED

input
10000
.......**........*...........*...

correct output
10971 999

user output
10971 999

Test 13

Group: 2

Verdict: ACCEPTED

input
10000
*..*....*......*.....*..*........

correct output
9999 999

user output
9999 999

Test 14

Group: 2

Verdict: ACCEPTED

input
10000
*.*.*...**.*...*....**.**.**.....

correct output
18766 5000

user output
18766 5000

Test 15

Group: 2

Verdict: ACCEPTED

input
10000
R*****************************...

correct output
9999 9999

user output
9999 9999

Test 16

Group: 2

Verdict: ACCEPTED

input
10000
******************************...

correct output
9999 9999

user output
9999 9999

Test 17

Group: 2

Verdict: ACCEPTED

input
200000
.................................

correct output
0 0

user output
0 0

Test 18

Group: 2

Verdict: ACCEPTED

input
200000
.................................

correct output
299934 10000

user output
299934 10000

Test 19

Group: 2

Verdict:

input
200000
**.***....**..**.....***.*..*....

correct output
299998 100000

user output
(empty)

Test 20

Group: 2

Verdict: ACCEPTED

input
200000
******************************...

correct output
0 0

user output
0 0

Test 21

Group: 2

Verdict: ACCEPTED

input
200000
R................................

correct output
133765 3

user output
133765 3

Test 22

Group: 2

Verdict: ACCEPTED

input
200000
R................................

correct output
199982 5000

user output
199982 5000

Test 23

Group: 2

Verdict:

input
200000
R*****************************...

correct output
199999 199999

user output
(empty)

Test 24

Group: 2

Verdict:

input
200000
******************************...

correct output
199999 199999

user output
(empty)