CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:osmukka
Submission time:2024-11-04 11:13:57 +0200
Language:Python3 (PyPy3)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
Test results
testverdicttimegroup
#10.06 s1, 2details
#20.06 s1, 2details
#30.06 s1, 2details
#40.07 s1, 2details
#50.06 s1, 2details
#60.06 s1, 2details
#70.06 s1, 2details
#80.06 s1, 2details
#90.06 s1, 2details
#100.06 s1, 2details
#110.06 s1, 2details
#120.07 s2details
#130.06 s2details
#140.06 s2details
#150.06 s2details
#160.06 s2details
#170.06 s2details
#180.06 s2details
#190.07 s2details
#200.06 s2details
#210.07 s2details
#220.07 s2details
#230.06 s2details
#240.07 s2details

Code


amount = int(input())
rooms = input()
coin_rooms = []
robot_index = None
steps = 0
coins = 0

# Parse input.
for i in range(amount):
    match(rooms[i]):
        case '*':
            coin_rooms.append(i)
        case 'R':
            coin_rooms.append(i)
            robot_index = len(coin_rooms)-1

while True:
    if robot_index > 0:
        d_left = coin_rooms[robot_index] - coin_rooms[robot_index-1]
    else:
        d_left = 999999
    if robot_index < len(coin_rooms)-1:
        d_right = abs(coin_rooms[robot_index] - coin_rooms[robot_index+1])
    else:
        d_right = 999999

    if d_left < d_right:
        steps += d_left
        coins += 1
        del coin_rooms[robot_index]
        robot_index -= 1

    elif d_right < d_left:
        steps += d_right
        coins += 1
        del coin_rooms[robot_index]

    elif d_left == d_right:
        break
    

print(steps, coins)

Test details

Test 1

Group: 1, 2

Verdict:

input
1
R

correct output
0 0

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 2

Group: 1, 2

Verdict:

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

correct output
0 0

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 3

Group: 1, 2

Verdict:

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

correct output
12 5

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 4

Group: 1, 2

Verdict:

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

correct output
0 0

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 5

Group: 1, 2

Verdict:

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

correct output
947 9

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 6

Group: 1, 2

Verdict:

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

correct output
886 9

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 7

Group: 1, 2

Verdict:

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

correct output
1287 400

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 8

Group: 1, 2

Verdict:

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

correct output
0 0

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 9

Group: 1, 2

Verdict:

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

correct output
0 0

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 10

Group: 1, 2

Verdict:

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

correct output
999 999

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 11

Group: 1, 2

Verdict:

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

correct output
999 999

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 12

Group: 2

Verdict:

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

correct output
10971 999

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 13

Group: 2

Verdict:

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

correct output
9999 999

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 14

Group: 2

Verdict:

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

correct output
18766 5000

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 15

Group: 2

Verdict:

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

correct output
9999 9999

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 16

Group: 2

Verdict:

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

correct output
9999 9999

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 17

Group: 2

Verdict:

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

correct output
0 0

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 18

Group: 2

Verdict:

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

correct output
299934 10000

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 19

Group: 2

Verdict:

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

correct output
299998 100000

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 20

Group: 2

Verdict:

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

correct output
0 0

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 21

Group: 2

Verdict:

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

correct output
133765 3

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 22

Group: 2

Verdict:

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

correct output
199982 5000

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 23

Group: 2

Verdict:

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

correct output
199999 199999

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax

Test 24

Group: 2

Verdict:

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

correct output
199999 199999

user output
(empty)

Error:
File "input/code.py", line 12
    match(rooms[i]):
                   ^
SyntaxError: invalid syntax