CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:daizy
Submission time:2024-10-29 14:39:02 +0200
Language:Python3 (PyPy3)
Status:READY
Result:30
Feedback
groupverdictscore
#1ACCEPTED30
#20
Test results
testverdicttimegroup
#1ACCEPTED0.04 s1, 2details
#2ACCEPTED0.04 s1, 2details
#3ACCEPTED0.04 s1, 2details
#4ACCEPTED0.04 s1, 2details
#5ACCEPTED0.04 s1, 2details
#6ACCEPTED0.04 s1, 2details
#7ACCEPTED0.06 s1, 2details
#8ACCEPTED0.04 s1, 2details
#9ACCEPTED0.04 s1, 2details
#10ACCEPTED0.06 s1, 2details
#11ACCEPTED0.06 s1, 2details
#12ACCEPTED0.07 s2details
#13ACCEPTED0.06 s2details
#14ACCEPTED0.30 s2details
#15ACCEPTED0.69 s2details
#16ACCEPTED0.79 s2details
#17ACCEPTED0.05 s2details
#18--2details
#19--2details
#20ACCEPTED0.07 s2details
#21ACCEPTED0.05 s2details
#22ACCEPTED0.25 s2details
#23--2details
#24--2details

Code

n=input()
merkkijono=input()

robotti=int(merkkijono.find("R"))
kolikot=[i for i, x in enumerate(merkkijono) if x=="*"]

askeleet=0
keratyt_kolikot=0

while kolikot: 
    vasen_kolikko=[i for i in kolikot if i<robotti]
    oikea_kolikko=[i for i in kolikot if i>robotti]
    
    if not vasen_kolikko:
        vasen_etaisyys=float("inf")
        
    if vasen_kolikko:
        vasen_etaisyys=robotti-max(vasen_kolikko)
        
    if not oikea_kolikko: 
            oikea_etaisyys=float("inf")
    if oikea_kolikko:
        oikea_etaisyys=min(oikea_kolikko)-robotti
    
    if vasen_etaisyys<oikea_etaisyys:
        askeleet+=vasen_etaisyys
        keratyt_kolikot+=1 
        robotti=max(vasen_kolikko)
        kolikot.remove(max(vasen_kolikko))
        
    elif oikea_etaisyys<vasen_etaisyys:
        askeleet+=oikea_etaisyys
        keratyt_kolikot+=1 
        robotti=min(oikea_kolikko)
        kolikot.remove(min(oikea_kolikko))
        
    else: 
        break
    
print(askeleet, keratyt_kolikot)

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: ACCEPTED

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

correct output
12 5

user output
12 5

Test 4

Group: 1, 2

Verdict: ACCEPTED

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

correct output
0 0

user output
0 0

Test 5

Group: 1, 2

Verdict: ACCEPTED

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

correct output
947 9

user output
947 9

Test 6

Group: 1, 2

Verdict: ACCEPTED

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

correct output
886 9

user output
886 9

Test 7

Group: 1, 2

Verdict: ACCEPTED

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

correct output
1287 400

user output
1287 400

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: ACCEPTED

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

correct output
999 999

user output
999 999

Test 11

Group: 1, 2

Verdict: ACCEPTED

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

correct output
999 999

user output
999 999

Test 12

Group: 2

Verdict: ACCEPTED

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

correct output
10971 999

user output
10971 999

Test 13

Group: 2

Verdict: ACCEPTED

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

correct output
9999 999

user output
9999 999

Test 14

Group: 2

Verdict: ACCEPTED

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

correct output
18766 5000

user output
18766 5000

Test 15

Group: 2

Verdict: ACCEPTED

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

correct output
9999 9999

user output
9999 9999

Test 16

Group: 2

Verdict: ACCEPTED

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

correct output
9999 9999

user output
9999 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)

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: ACCEPTED

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

correct output
133765 3

user output
133765 3

Test 22

Group: 2

Verdict: ACCEPTED

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

correct output
199982 5000

user output
199982 5000

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)