CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:Lytsky
Submission time:2024-10-28 10:54:11 +0200
Language:C++ (C++11)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
Test results
testverdicttimegroup
#1ACCEPTED0.00 s1, 2details
#2ACCEPTED0.00 s1, 2details
#30.00 s1, 2details
#4ACCEPTED0.00 s1, 2details
#50.00 s1, 2details
#60.00 s1, 2details
#70.00 s1, 2details
#8ACCEPTED0.00 s1, 2details
#9ACCEPTED0.00 s1, 2details
#100.00 s1, 2details
#110.00 s1, 2details
#120.00 s2details
#130.01 s2details
#140.00 s2details
#150.00 s2details
#160.00 s2details
#17ACCEPTED0.01 s2details
#180.02 s2details
#190.02 s2details
#20ACCEPTED0.02 s2details
#210.01 s2details
#220.01 s2details
#230.02 s2details
#240.02 s2details

Code

#include <bits/stdc++.h>

using namespace std;

int n, allcoins = 0, coins = 0, steps = 0, allsteps = 0;
vector<int> fdists, dists;

void f() {
    coins++;
    if ((int) dists.size() == 0 or (int) fdists.size() == 0) {
        if ((int) fdists.back() == 0)allsteps += dists.back();
        else if ((int) dists.back() == 0)allsteps += fdists.back();
        coins = 1 + allcoins;
    }
    else if (dists.back() < fdists.back()) {
        allsteps += dists.back();
        fdists.back()+= dists.back();
        dists.pop_back();
        f();
    }
    else if (dists.back() > fdists.back()) {
        allsteps += fdists.back();
        dists.back() += fdists.back();
        fdists.pop_back();
        f();
    }
}

int main() {
    char input;
    cin >> n;

    for (int index = 0; index < n; index++) {
        cin >> input;
        steps += 1;
        if (input == '*') {
            dists.push_back(steps);
            steps = 0;
            allcoins++;
        }
        else if (input == 'R') {
            dists.push_back(steps);
            fdists = dists;
            dists.clear();
            steps = 0;
        }
    }
    fdists.erase(fdists.begin());
    reverse(dists.begin(), dists.end());

    f(); 
    cout << allsteps << " " << coins - 1 << endl; 
}

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:

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

correct output
12 5

user output
10 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:

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

correct output
947 9

user output
148 9

Test 6

Group: 1, 2

Verdict:

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

correct output
886 9

user output
159 9

Test 7

Group: 1, 2

Verdict:

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

correct output
1287 400

user output
601 400

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:

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

correct output
999 999

user output
1 999

Test 11

Group: 1, 2

Verdict:

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

correct output
999 999

user output
1 999

Test 12

Group: 2

Verdict:

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

correct output
10971 999

user output
2017 999

Test 13

Group: 2

Verdict:

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

correct output
9999 999

user output
5 999

Test 14

Group: 2

Verdict:

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

correct output
18766 5000

user output
17543 5000

Test 15

Group: 2

Verdict:

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

correct output
9999 9999

user output
1 9999

Test 16

Group: 2

Verdict:

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

correct output
9999 9999

user output
1 9999

Test 17

Group: 2

Verdict: ACCEPTED

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

correct output
0 0

user output
0 0

Test 18

Group: 2

Verdict:

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

correct output
299934 10000

user output
200111 10000

Test 19

Group: 2

Verdict:

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

correct output
299998 100000

user output
200004 100000

Test 20

Group: 2

Verdict: ACCEPTED

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

correct output
0 0

user output
0 0

Test 21

Group: 2

Verdict:

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

correct output
133765 3

user output
70142 3

Test 22

Group: 2

Verdict:

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

correct output
199982 5000

user output
66 5000

Test 23

Group: 2

Verdict:

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

correct output
199999 199999

user output
1 199999

Test 24

Group: 2

Verdict:

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

correct output
199999 199999

user output
1 199999