CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:Sirtsu55
Submission time:2024-11-05 20:09:11 +0200
Language:Python3 (CPython3)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#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
#70.02 s1, 2details
#8ACCEPTED0.02 s1, 2details
#9ACCEPTED0.02 s1, 2details
#10ACCEPTED0.33 s1, 2details
#11ACCEPTED0.37 s1, 2details
#120.03 s2details
#13ACCEPTED0.39 s2details
#140.02 s2details
#15--2details
#16--2details
#17ACCEPTED0.07 s2details
#180.07 s2details
#190.12 s2details
#20ACCEPTED0.17 s2details
#21ACCEPTED0.06 s2details
#22--2details
#23--2details
#24--2details

Code

import sys
n = int(input())
rooms = input()

coins = []
loc = 0

i = 0
for c in rooms:
    if c == "*":
        coins.append(i)
    if c == "R":
        loc = i
    i += 1

steps = 0
collected = 0

for i in range(n):
    if len(coins) == 0:
        break

    relative_coins = set()
    dup = False
    min_idx = 0
    min_coin = sys.maxsize
    for c in coins:
        length_before = len(relative_coins)

        absolute = abs(c - loc)
        if absolute < min_coin:
            min_coin = absolute
            min_idx = length_before
    
        relative_coins.add(absolute)
        
        length_after = len(relative_coins)
        if length_before == length_after:
            dup = True
            break
    if dup:
        break

    loc = coins.pop(min_idx)
    steps += min_coin
    collected += 1

print(steps, collected)

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:

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

correct output
1287 400

user output
0 0

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:

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

correct output
10971 999

user output
0 0

Test 13

Group: 2

Verdict: ACCEPTED

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

correct output
9999 999

user output
9999 999

Test 14

Group: 2

Verdict:

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

correct output
18766 5000

user output
0 0

Test 15

Group: 2

Verdict:

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

correct output
9999 9999

user output
(empty)

Test 16

Group: 2

Verdict:

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

correct output
9999 9999

user output
(empty)

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
0 0

Test 19

Group: 2

Verdict:

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

correct output
299998 100000

user output
0 0

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)