CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:hepuu
Submission time:2024-11-01 17:10:19 +0200
Language:Python3 (PyPy3)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
Test results
testverdicttimegroup
#10.06 s1, 2details
#20.07 s1, 2details
#30.06 s1, 2details
#4ACCEPTED0.06 s1, 2details
#50.06 s1, 2details
#6--1, 2details
#7--1, 2details
#8ACCEPTED0.07 s1, 2details
#9ACCEPTED0.06 s1, 2details
#100.07 s1, 2details
#11--1, 2details
#120.07 s2details
#13--2details
#14--2details
#150.08 s2details
#16--2details
#170.07 s2details
#180.12 s2details
#19--2details
#20ACCEPTED0.09 s2details
#210.06 s2details
#220.07 s2details
#23--2details
#24--2details

Code

import re
n = input("")
mj=input("")
r = mj.find("R")
matches = re.finditer(re.escape("*"), mj)
list=[]
I = 0
ask = 0
coins = 0
coinR = 0
coinL = 1
for match in matches:
    i = match.start()
    list.append(i)
while True:
    if r > int(list[-1]):
        coinL=abs(int(list[-1])-r)
        I = -1
        ask += coinL
    else:
        while int(list[I]) < r:
            I +=1 
        coinR=abs(int(list[I])-r)
        coinL=abs(int(list[I-1]-r))
        if coinR == coinL:
            break
        elif coinR < coinL:
            ask += coinR
            r = int(list[I])
            del list[I]
        elif coinL < coinR:
            ask += coinL
            r = int(list[I-1])
            del list[I-1]
    coins += 1
    I = 0
print(ask, 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 16, in <module>
    if r > int(list[-1]):
IndexError: list index out of range

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 16, in <module>
    if r > int(list[-1]):
IndexError: list index out of range

Test 3

Group: 1, 2

Verdict:

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

correct output
12 5

user output
11 4

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
764 8

Test 6

Group: 1, 2

Verdict:

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

correct output
886 9

user output
(empty)

Test 7

Group: 1, 2

Verdict:

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

correct output
1287 400

user output
(empty)

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
998 998

Test 11

Group: 1, 2

Verdict:

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

correct output
999 999

user output
(empty)

Test 12

Group: 2

Verdict:

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

correct output
10971 999

user output
10925 998

Test 13

Group: 2

Verdict:

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

correct output
9999 999

user output
(empty)

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
9998 9998

Test 16

Group: 2

Verdict:

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

correct output
9999 9999

user output
(empty)

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 16, in <module>
    if r > int(list[-1]):
IndexError: list index out of range

Test 18

Group: 2

Verdict:

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

correct output
299934 10000

user output
299929 9999

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
84564 2

Test 22

Group: 2

Verdict:

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

correct output
199982 5000

user output
199940 4999

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)