CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:hertsu
Submission time:2024-10-28 18:11:46 +0200
Language:Python3 (CPython3)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
Test results
testverdicttimegroup
#1ACCEPTED0.02 s1, 2details
#2ACCEPTED0.02 s1, 2details
#30.02 s1, 2details
#40.02 s1, 2details
#50.02 s1, 2details
#60.02 s1, 2details
#70.02 s1, 2details
#80.02 s1, 2details
#90.02 s1, 2details
#100.02 s1, 2details
#110.02 s1, 2details
#120.02 s2details
#130.02 s2details
#140.02 s2details
#150.02 s2details
#160.02 s2details
#17ACCEPTED0.04 s2details
#180.04 s2details
#190.10 s2details
#200.15 s2details
#210.04 s2details
#220.04 s2details
#230.05 s2details
#240.05 s2details

Code

n = int(input())
[left_spaces, right_spaces] = input().split("R")
left_coins = [index+1 for index, space in enumerate(left_spaces) if space == "*"]
right_coins = [index+1 for index, space in enumerate(right_spaces[::-1]) if space == "*"]
robot_pos = 0
coins = 0
steps = 0


while True:
    if len(left_coins)==0 and len(right_coins)==0:
        break
    if len(right_coins)==0:
        coins += len(left_coins)
        steps += left_coins[0]+robot_pos
        break
    elif len(left_coins)==0:
        coins += len(right_coins)
        steps += right_coins[0]-robot.pos
        break
    elif left_coins[-1]+robot_pos==right_coins[-1]:
        break
    elif left_coins[-1]+robot_pos<right_coins[-1]:
        coins += 1
        steps += left_coins[-1]+robot_pos
        left_coins.pop(-1)
    else:
        coins += 1
        steps += right_coins[-1]-robot_pos
        right_coins.pop(-1)
print(steps, coins)

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
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 19, in <module>
    steps += right_coins[0]-robot.pos
NameError: name 'robot' is not defined

Test 4

Group: 1, 2

Verdict:

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

correct output
0 0

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 19, in <module>
    steps += right_coins[0]-robot.pos
NameError: name 'robot' is not defined

Test 5

Group: 1, 2

Verdict:

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

correct output
947 9

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 19, in <module>
    steps += right_coins[0]-robot.pos
NameError: name 'robot' is not defined

Test 6

Group: 1, 2

Verdict:

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

correct output
886 9

user output
114 9

Test 7

Group: 1, 2

Verdict:

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

correct output
1287 400

user output
17325 400

Test 8

Group: 1, 2

Verdict:

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

correct output
0 0

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 19, in <module>
    steps += right_coins[0]-robot.pos
NameError: name 'robot' is not defined

Test 9

Group: 1, 2

Verdict:

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

correct output
0 0

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 19, in <module>
    steps += right_coins[0]-robot.pos
NameError: name 'robot' is not defined

Test 10

Group: 1, 2

Verdict:

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

correct output
999 999

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 19, in <module>
    steps += right_coins[0]-robot.pos
NameError: name 'robot' is not defined

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
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 19, in <module>
    steps += right_coins[0]-robot.pos
NameError: name 'robot' is not defined

Test 13

Group: 2

Verdict:

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

correct output
9999 999

user output
1 999

Test 14

Group: 2

Verdict:

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

correct output
18766 5000

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 19, in <module>
    steps += right_coins[0]-robot.pos
NameError: name 'robot' is not defined

Test 15

Group: 2

Verdict:

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

correct output
9999 9999

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 19, in <module>
    steps += right_coins[0]-robot.pos
NameError: name 'robot' is not defined

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
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 19, in <module>
    steps += right_coins[0]-robot.pos
NameError: name 'robot' is not defined

Test 19

Group: 2

Verdict:

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

correct output
299998 100000

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 19, in <module>
    steps += right_coins[0]-robot.pos
NameError: name 'robot' is not defined

Test 20

Group: 2

Verdict:

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

correct output
0 0

user output
4999950001 199999

Test 21

Group: 2

Verdict:

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

correct output
133765 3

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 19, in <module>
    steps += right_coins[0]-robot.pos
NameError: name 'robot' is not defined

Test 22

Group: 2

Verdict:

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

correct output
199982 5000

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 19, in <module>
    steps += right_coins[0]-robot.pos
NameError: name 'robot' is not defined

Test 23

Group: 2

Verdict:

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

correct output
199999 199999

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 19, in <module>
    steps += right_coins[0]-robot.pos
NameError: name 'robot' is not defined

Test 24

Group: 2

Verdict:

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

correct output
199999 199999

user output
1 199999