CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:DLPS
Submission time:2024-10-28 10:04:34 +0200
Language:C++ (C++20)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
Test results
testverdicttimegroup
#1ACCEPTED0.01 s1, 2details
#2ACCEPTED0.00 s1, 2details
#30.00 s1, 2details
#4ACCEPTED0.00 s1, 2details
#5ACCEPTED0.00 s1, 2details
#6ACCEPTED0.00 s1, 2details
#7ACCEPTED0.00 s1, 2details
#8ACCEPTED0.00 s1, 2details
#9ACCEPTED0.00 s1, 2details
#10ACCEPTED0.00 s1, 2details
#110.00 s1, 2details
#120.00 s2details
#130.01 s2details
#140.03 s2details
#15ACCEPTED0.05 s2details
#160.05 s2details
#170.01 s2details
#180.30 s2details
#19--2details
#20ACCEPTED0.01 s2details
#21ACCEPTED0.01 s2details
#220.01 s2details
#23--2details
#24--2details

Code

//#include "bits/stdc++.h";
#include <bits/stdc++.h>
using namespace std;
int findRobot(string map)
{
for (size_t i = 0; i < map.length(); i++)
{
if (map[i] == 'R')
{
return i;
}
}
return 0;
}
void moveRobot(string* map, int from, int to)
{
map->at(from) = '.';
map->at(to) = 'R';
}
int findClosestCoin(string map, int robot)
{
for (size_t i = 1; i < map.length(); i++)
{
bool right = false;
bool left = false;
// Onko oikealla kolikko?
if (robot + i < map.length())
{
right = map[robot + i] == '*';
}
// Vasen
if (robot - i > 0)
{
left = map[robot - i] == '*';
}
if (right && left)
{
// Kahden kolikon v�liss�
return -1;
}
if (right)
{
return robot + i;
}
if (left)
{
return robot - i;
}
}
return -1;
}
int main()
{
int rooms;
string map;
cin >> rooms;
cin >> map;
int steps = 0;
int coins = 0;
int robotPos = findRobot(map);
int closestCoin = findClosestCoin(map, robotPos);
while (closestCoin != -1)
{
steps += abs(closestCoin - robotPos);
coins++;
moveRobot(&map, robotPos, closestCoin);
robotPos = findRobot(map);
closestCoin = findClosestCoin(map, robotPos);
}
cout << steps << " " << coins;
}

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:

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

correct output
12 5

user output
10 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: 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:

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

correct output
999 999

user output
998 998

Test 12

Group: 2

Verdict:

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

correct output
10971 999

user output
(empty)

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  basic_string::at: __n (which is 18446744073709551599) >= this->size() (which is 10000)

Test 13

Group: 2

Verdict:

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

correct output
9999 999

user output
(empty)

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  basic_string::at: __n (which is 18446744073709551595) >= this->size() (which is 10000)

Test 14

Group: 2

Verdict:

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

correct output
18766 5000

user output
(empty)

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  basic_string::at: __n (which is 18446744073709551599) >= this->size() (which is 10000)

Test 15

Group: 2

Verdict: ACCEPTED

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

correct output
9999 9999

user output
9999 9999

Test 16

Group: 2

Verdict:

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

correct output
9999 9999

user output
(empty)

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  basic_string::at: __n (which is 18446744073709551599) >= this->size() (which is 10000)

Test 17

Group: 2

Verdict:

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

correct output
0 0

user output
(empty)

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  basic_string::at: __n (which is 18446744073709464256) >= this->size() (which is 200000)

Test 18

Group: 2

Verdict:

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

correct output
299934 10000

user output
(empty)

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  basic_string::at: __n (which is 18446744073709551575) >= this->size() (which is 200000)

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)

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  basic_string::at: __n (which is 18446744073709551598) >= this->size() (which is 200000)

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)