CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:jokeri2222
Submission time:2024-10-28 15:02:32 +0200
Language:C++ (C++20)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
Test results
testverdicttimegroup
#1ACCEPTED0.00 s1, 2details
#20.00 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
#130.00 s2details
#140.03 s2details
#150.00 s2details
#160.00 s2details
#17--2details
#18--2details
#19--2details
#20ACCEPTED0.01 s2details
#21--2details
#22--2details
#23--2details
#24--2details

Code

#include <iostream>
#include <string>

using namespace std;
 
int main() {
    int _len;
    std::cin >> _len;
    std::string s;
    std::cin >> s;
 
    int moves = 0, coins = 0;
    for (int i = 0; i < _len; i++) {
        size_t index = s.find("R");
        int left = _len, right = _len;
        
        try {
            left = index - (_len - std::string(s.rbegin(), s.rend()).find("*", _len - index) - 1);
        } catch (...) {
        }
        
        try {
            right = s.find("*", index) - index;
        } catch (...) {
        }
        
        s[index] = '.';
        
        if (left < right) {
            coins++;
            moves += left;
            s[index - left] = 'R';
        } else if (right < left) {
            coins++;
            moves += right;
            s[index + right] = 'R';
        } else {
            break;
        }
    }
    
    std::cout << moves << " " << coins << "\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:

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

correct output
0 0

user output
(empty)

Test 3

Group: 1, 2

Verdict:

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

correct output
12 5

user output
(empty)

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
(empty)

Error:
double free or corruption (out)

Test 6

Group: 1, 2

Verdict:

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

correct output
886 9

user output
(empty)

Error:
double free or corruption (out)

Test 7

Group: 1, 2

Verdict:

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

correct output
1287 400

user output
(empty)

Error:
double free or corruption (out)

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
(empty)

Error:
double free or corruption (out)

Test 11

Group: 1, 2

Verdict:

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

correct output
999 999

user output
(empty)

Error:
double free or corruption (out)

Test 12

Group: 2

Verdict:

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

correct output
10971 999

user output
(empty)

Error:
malloc(): invalid next size (unsorted)

Test 13

Group: 2

Verdict:

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

correct output
9999 999

user output
(empty)

Error:
malloc(): invalid next size (unsorted)

Test 14

Group: 2

Verdict:

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

correct output
18766 5000

user output
(empty)

Error:
malloc(): invalid next size (unsorted)

Test 15

Group: 2

Verdict:

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

correct output
9999 9999

user output
(empty)

Error:
malloc(): invalid next size (unsorted)

Test 16

Group: 2

Verdict:

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

correct output
9999 9999

user output
(empty)

Error:
malloc(): invalid next size (unsorted)

Test 17

Group: 2

Verdict:

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

correct output
0 0

user output
(empty)

Test 18

Group: 2

Verdict:

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

correct output
299934 10000

user output
(empty)

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:

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

correct output
133765 3

user output
(empty)

Test 22

Group: 2

Verdict:

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

correct output
199982 5000

user output
(empty)

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)