CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:AapoApina
Submission time:2024-10-28 15:49:33 +0200
Language:C++ (C++20)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
Test results
testverdicttimegroup
#10.01 s1, 2details
#20.00 s1, 2details
#30.00 s1, 2details
#40.00 s1, 2details
#50.00 s1, 2details
#60.00 s1, 2details
#70.00 s1, 2details
#80.00 s1, 2details
#90.00 s1, 2details
#100.00 s1, 2details
#110.00 s1, 2details
#120.00 s2details
#130.00 s2details
#140.02 s2details
#150.00 s2details
#160.01 s2details
#170.01 s2details
#180.01 s2details
#19--2details
#200.01 s2details
#210.01 s2details
#220.01 s2details
#230.01 s2details
#240.40 s2details

Code

#include <bits/stdc++.h>
using namespace std;
int main(void){
    int n; cin >> n;
    int coins = 0;
    int steps = 0;
    int l,r;
    string str; cin >> str;
    int robot = str.find('R');
    while(true){
        r = str.find('*',robot);
        l = str.rfind('*',robot);
        cout << r << ' ' << l << '\n';
        if(abs(int(robot-r))==abs(int(robot-l))) break;
        if(abs(int(robot-r))<abs(int(robot-l))){
            steps+=r-robot;
            robot = r;
            coins ++;
            str.replace(robot,1,1,'.');
        }
        else{
            steps+=robot - l;
            robot = l;
            coins ++;
            str.replace(robot,1,1,'.');

        }
    }
    cout << steps << ' '<<coins << '\n';
}

Test details

Test 1

Group: 1, 2

Verdict:

input
1
R

correct output
0 0

user output
-1 -1
0 0

Test 2

Group: 1, 2

Verdict:

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

correct output
0 0

user output
-1 -1
0 0

Test 3

Group: 1, 2

Verdict:

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

correct output
12 5

user output
(empty)

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  basic_string::replace: __pos (which is 18446744073709551615) > this->size() (which is 10)

Test 4

Group: 1, 2

Verdict:

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

correct output
0 0

user output
4 2
0 0

Test 5

Group: 1, 2

Verdict:

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

correct output
947 9

user output
(empty)

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  basic_string::replace: __pos (which is 18446744073709551615) > this->size() (which is 1000)

Test 6

Group: 1, 2

Verdict:

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

correct output
886 9

user output
-1 840
-1 809
-1 747
-1 712
-1 708
...

Test 7

Group: 1, 2

Verdict:

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

correct output
1287 400

user output
703 698
703 691
706 691
708 691
713 691
...

Test 8

Group: 1, 2

Verdict:

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

correct output
0 0

user output
315 313
0 0

Test 9

Group: 1, 2

Verdict:

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

correct output
0 0

user output
315 313
0 0

Test 10

Group: 1, 2

Verdict:

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

correct output
999 999

user output
1 -1
0 0

Test 11

Group: 1, 2

Verdict:

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

correct output
999 999

user output
-1 998
-1 997
-1 996
-1 995
-1 994
...

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::replace: __pos (which is 18446744073709551615) > this->size() (which is 10000)

Test 13

Group: 2

Verdict:

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

correct output
9999 999

user output
-1 9994
-1 9978
-1 9970
-1 9963
-1 9961
...

Test 14

Group: 2

Verdict:

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

correct output
18766 5000

user output
1236 1233
1236 1232
1236 1223
1237 1223
1238 1223
...

Test 15

Group: 2

Verdict:

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

correct output
9999 9999

user output
1 -1
0 0

Test 16

Group: 2

Verdict:

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

correct output
9999 9999

user output
-1 9998
-1 9997
-1 9996
-1 9995
-1 9994
...

Test 17

Group: 2

Verdict:

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

correct output
0 0

user output
-1 -1
0 0

Test 18

Group: 2

Verdict:

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

correct output
299934 10000

user output
100008 99966
100015 99966
100171 99966
100171 99959
100171 99933
...

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  basic_string::replace: __pos (which is 18446744073709551615) > this->size() (which is 200000)

Test 19

Group: 2

Verdict:

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

correct output
299998 100000

user output
(empty)

Test 20

Group: 2

Verdict:

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

correct output
0 0

user output
100001 99999
0 0

Test 21

Group: 2

Verdict:

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

correct output
133765 3

user output
(empty)

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  basic_string::replace: __pos (which is 18446744073709551615) > this->size() (which is 200000)

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::replace: __pos (which is 18446744073709551615) > this->size() (which is 200000)

Test 23

Group: 2

Verdict:

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

correct output
199999 199999

user output
1 -1
0 0

Test 24

Group: 2

Verdict:

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

correct output
199999 199999

user output
-1 199998
-1 199997
-1 199996
-1 199995
-1 199994
...