CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:jimii1
Submission time:2024-10-29 19:46:09 +0200
Language:Python3 (CPython3)
Status:READY
Result:30
Feedback
groupverdictscore
#1ACCEPTED30
#20
Test results
testverdicttimegroup
#1ACCEPTED0.02 s1, 2details
#2ACCEPTED0.02 s1, 2details
#3ACCEPTED0.02 s1, 2details
#4ACCEPTED0.02 s1, 2details
#5ACCEPTED0.02 s1, 2details
#6ACCEPTED0.02 s1, 2details
#7ACCEPTED0.02 s1, 2details
#8ACCEPTED0.02 s1, 2details
#9ACCEPTED0.02 s1, 2details
#10ACCEPTED0.03 s1, 2details
#11ACCEPTED0.03 s1, 2details
#12ACCEPTED0.10 s2details
#13ACCEPTED0.11 s2details
#14ACCEPTED0.39 s2details
#15ACCEPTED0.98 s2details
#16ACCEPTED0.97 s2details
#17ACCEPTED0.03 s2details
#18--2details
#19--2details
#20ACCEPTED0.02 s2details
#21ACCEPTED0.03 s2details
#22--2details
#23--2details
#24--2details

Code

length = int(input())
c = input() 
c = c.split("R")
b = list(c[0])[::-1]
c = list(c[1])
bcount = b.count("*")
ccount = c.count("*")
outDist= 0
dist = 0
coin = 0
b.insert(0, '.')
c.insert(0, '.')
needToCheckB = True
ba = 0
ca = 0
isb = ba != bcount
isc = ca != ccount
if isc:
    cx = c.index("*")

while True:
    
    if needToCheckB:
        isb = ba != bcount
        if isb:
            bx = b.index("*")
    else:
        isc = ca != ccount
        if isc:
            cx = c.index("*")
    if isb and isc:
        if bx + dist < cx - dist:
            b[bx] = '.'
            outDist += bx + dist
            dist = -bx
            coin += 1
            needToCheckB = True
            ba += 1
 
        elif bx + dist > cx - dist:
            c[cx] = '.'
            outDist += cx - dist
            dist = cx
            coin += 1
            needToCheckB = False
            ca += 1 
 
        else:
            break
    elif isb and not isc:
        b[bx] = '.'
        outDist += bx + dist
        dist = -bx
        coin += 1
        needToCheckB = True
        ba += 1 
 
    elif isc and not isb:
        c[cx] = '.'
        outDist += cx - dist
        dist = cx
        coin += 1
        needToCheckB = False
        ca += 1 
    else:
        break
 
print(outDist, coin)

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:

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

correct output
199982 5000

user output
(empty)

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)