CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:Samrtass
Submission time:2024-10-29 14:25:56 +0200
Language:Python3 (CPython3)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
Test results
testverdicttimegroup
#10.02 s1, 2details
#20.02 s1, 2details
#30.02 s1, 2details
#4ACCEPTED0.02 s1, 2details
#50.02 s1, 2details
#60.02 s1, 2details
#70.03 s1, 2details
#8ACCEPTED0.02 s1, 2details
#9ACCEPTED0.02 s1, 2details
#100.02 s1, 2details
#110.02 s1, 2details
#120.78 s2details
#130.02 s2details
#14--2details
#150.02 s2details
#160.02 s2details
#170.03 s2details
#18--2details
#19--2details
#20ACCEPTED0.03 s2details
#210.03 s2details
#220.03 s2details
#230.02 s2details
#240.03 s2details

Code

n=int(input())
room=list(input())
steps=0
coins=0

while 1:
    if "*" not in room or "R" not in room:break
    if len(room)!=n:break
    robotpos=room.index("R")
    for i in range(robotpos+1,len(room)):
        if room[i] == "*":
            coinposR=i-robotpos
            break
    for i in range(robotpos-1,0,-1):
        if room[i] == "*":
            coinposL=robotpos-i
            break
    if coinposL==coinposR:
        print(steps, coins)
        break
    room[robotpos]="."
    if coinposL<coinposR:
        room[robotpos-coinposL]="R"
        steps+=coinposL
    else:
        room[robotpos+coinposR]="R"
        steps+=coinposR
    coins+=1

Test details

Test 1

Group: 1, 2

Verdict:

input
1
R

correct output
0 0

user output
(empty)

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:
Traceback (most recent call last):
  File "/box/input/code.py", line 18, in <module>
    if coinposL==coinposR:
NameError: name 'coinposL' is not defined. Did you mean: 'coinposR'?

Test 6

Group: 1, 2

Verdict:

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

correct output
886 9

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 18, in <module>
    if coinposL==coinposR:
NameError: name 'coinposR' is not defined. Did you mean: 'coinposL'?

Test 7

Group: 1, 2

Verdict:

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

correct output
1287 400

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 26, in <module>
    room[robotpos+coinposR]="R"
IndexError: list assignment index out of range

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:
Traceback (most recent call last):
  File "/box/input/code.py", line 18, in <module>
    if coinposL==coinposR:
NameError: name 'coinposL' is not defined. Did you mean: 'coinposR'?

Test 11

Group: 1, 2

Verdict:

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

correct output
999 999

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 18, in <module>
    if coinposL==coinposR:
NameError: name 'coinposR' is not defined. Did you mean: 'coinposL'?

Test 12

Group: 2

Verdict:

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

correct output
10971 999

user output
(empty)

Test 13

Group: 2

Verdict:

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

correct output
9999 999

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 18, in <module>
    if coinposL==coinposR:
NameError: name 'coinposR' is not defined. Did you mean: 'coinposL'?

Test 14

Group: 2

Verdict:

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

correct output
18766 5000

user output
(empty)

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 18, in <module>
    if coinposL==coinposR:
NameError: name 'coinposL' is not defined. Did you mean: 'coinposR'?

Test 16

Group: 2

Verdict:

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

correct output
9999 9999

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 18, in <module>
    if coinposL==coinposR:
NameError: name 'coinposR' is not defined. Did you mean: 'coinposL'?

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)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 18, in <module>
    if coinposL==coinposR:
NameError: name 'coinposL' is not defined. Did you mean: 'coinposR'?

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 18, in <module>
    if coinposL==coinposR:
NameError: name 'coinposL' is not defined. Did you mean: 'coinposR'?

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 18, in <module>
    if coinposL==coinposR:
NameError: name 'coinposL' is not defined. Did you mean: 'coinposR'?

Test 24

Group: 2

Verdict:

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

correct output
199999 199999

user output
(empty)

Error:
Traceback (most recent call last):
  File "/box/input/code.py", line 18, in <module>
    if coinposL==coinposR:
NameError: name 'coinposR' is not defined. Did you mean: 'coinposL'?