CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:Samrtass
Submission time:2024-10-28 15:37:32 +0200
Language:Python3 (PyPy3)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
Test results
testverdicttimegroup
#10.08 s1, 2details
#20.08 s1, 2details
#3--1, 2details
#4ACCEPTED0.04 s1, 2details
#50.08 s1, 2details
#60.08 s1, 2details
#70.07 s1, 2details
#8ACCEPTED0.04 s1, 2details
#9ACCEPTED0.04 s1, 2details
#100.08 s1, 2details
#110.08 s1, 2details
#12--2details
#130.08 s2details
#140.24 s2details
#150.08 s2details
#160.08 s2details
#170.10 s2details
#18--2details
#19--2details
#20ACCEPTED0.05 s2details
#210.10 s2details
#220.10 s2details
#230.10 s2details
#240.10 s2details

Code

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

while 1:
    # Get current robot position
    robotpos=room.index("R")
    
    # Find closest coin position to the right
    for i in range(robotpos+1,len(room)):
        if room[i] == "*":
            coinposR=i-robotpos
            break
    
    # Find closest coin position to the left
    for i in range(robotpos-1,0,-1):
        if room[i] == "*":
            coinposL=robotpos-i
            break
    
    if coinposL==coinposR:break
    
    room[robotpos]="."
    
    # if the right coin farther
    if coinposL<coinposR:
        room[robotpos-coinposL]="R"
        steps+=coinposL
    else:
        room[robotpos+coinposR]="R"
        steps+=coinposR
    coins+=1

print(steps, coins)

Test details

Test 1

Group: 1, 2

Verdict:

input
1
R

correct output
0 0

user output
(empty)

Error:
Traceback (most recent call last):
  File "input/code.py", line 22, in <module>
    if coinposL==coinposR:break
NameError: name 'coinposL' is not defined. Did you mean: coins?

Test 2

Group: 1, 2

Verdict:

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

correct output
0 0

user output
(empty)

Error:
Traceback (most recent call last):
  File "input/code.py", line 22, in <module>
    if coinposL==coinposR:break
NameError: name 'coinposL' is not defined. Did you mean: coins?

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 "input/code.py", line 22, in <module>
    if coinposL==coinposR:break
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 "input/code.py", line 22, in <module>
    if coinposL==coinposR:break
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 "input/code.py", line 31, in <module>
    room[robotpos+coinposR]="R"
IndexError: list 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 "input/code.py", line 22, in <module>
    if coinposL==coinposR:break
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 "input/code.py", line 22, in <module>
    if coinposL==coinposR:break
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 "input/code.py", line 22, in <module>
    if coinposL==coinposR:break
NameError: name 'coinposR' is not defined. Did you mean: coinposL?

Test 14

Group: 2

Verdict:

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

correct output
18766 5000

user output
(empty)

Error:
Traceback (most recent call last):
  File "input/code.py", line 31, in <module>
    room[robotpos+coinposR]="R"
IndexError: list index out of range

Test 15

Group: 2

Verdict:

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

correct output
9999 9999

user output
(empty)

Error:
Traceback (most recent call last):
  File "input/code.py", line 22, in <module>
    if coinposL==coinposR:break
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 "input/code.py", line 22, in <module>
    if coinposL==coinposR:break
NameError: name 'coinposR' is not defined. Did you mean: coinposL?

Test 17

Group: 2

Verdict:

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

correct output
0 0

user output
(empty)

Error:
Traceback (most recent call last):
  File "input/code.py", line 22, in <module>
    if coinposL==coinposR:break
NameError: name 'coinposL' is not defined. Did you mean: coins?

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 "input/code.py", line 22, in <module>
    if coinposL==coinposR:break
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 "input/code.py", line 22, in <module>
    if coinposL==coinposR:break
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 "input/code.py", line 22, in <module>
    if coinposL==coinposR:break
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 "input/code.py", line 22, in <module>
    if coinposL==coinposR:break
NameError: name 'coinposR' is not defined. Did you mean: coinposL?