CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:asonnine
Submission time:2024-10-28 08:38:06 +0200
Language:C++ (C++17)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
Test results
testverdicttimegroup
#10.00 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
#100.01 s1, 2details
#110.00 s1, 2details
#120.00 s2details
#130.00 s2details
#140.00 s2details
#150.13 s2details
#160.00 s2details
#170.01 s2details
#180.03 s2details
#190.01 s2details
#200.01 s2details
#210.01 s2details
#22--2details
#23--2details
#240.01 s2details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:38:40: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   38 |                                 d = b+d<a.size()-1 ? d+1 : d;
      |                                     ~~~^~~~~~~~~~~

Code

#include <bits/stdc++.h>

using namespace std;

int main() {
	int x;
	cin >> x;
	string a;
	cin >> a;
	int b = a.find('R');
	int out = 0;
	int steps = 0;
	cout << (int)a.find('*') << "\n";
	while (a.find('*')!=string::npos) {
		int c=0, d=0;
		bool e = true;
		while (e) {
			//cout << a << b << c << d << "\n";
			if (a[b-c]=='*' && a[b+d]=='*') {
				cout << steps << " " << out << "\n";
				return 0;
			} else if (a[b-c]=='*') {
				a[b]='.';
				a[b-c]='R';
				steps += c;
				out++;
				b-=c;
				e=false;
			} else if (a[b+d]=='*') {
				a[b]='.';
				a[b+d]='R';
				steps += c;
				out++;
				b+=c;
				e=false;
			} else {
				c = b-c>0 ? c+1 : c;
				d = b+d<a.size()-1 ? d+1 : d;
			}
		}
		//cout << a << "\n";
	}
	cout << steps << " " << out << "\n";
	return 0;
}

Test details

Test 1

Group: 1, 2

Verdict:

input
1
R

correct output
0 0

user output
-1
0 0

Test 2

Group: 1, 2

Verdict:

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

correct output
0 0

user output
-1
0 0

Test 3

Group: 1, 2

Verdict:

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

correct output
12 5

user output
0
3 5

Test 4

Group: 1, 2

Verdict:

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

correct output
0 0

user output
0
0 0

Test 5

Group: 1, 2

Verdict:

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

correct output
947 9

user output
148
0 9

Test 6

Group: 1, 2

Verdict:

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

correct output
886 9

user output
113
886 9

Test 7

Group: 1, 2

Verdict:

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

correct output
1287 400

user output
5
1287 400

Test 8

Group: 1, 2

Verdict:

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

correct output
0 0

user output
0
0 0

Test 9

Group: 1, 2

Verdict:

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

correct output
0 0

user output
0
0 0

Test 10

Group: 1, 2

Verdict:

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

correct output
999 999

user output
1
0 999

Test 11

Group: 1, 2

Verdict:

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

correct output
999 999

user output
0
999 999

Test 12

Group: 2

Verdict:

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

correct output
10971 999

user output
7
10971 999

Test 13

Group: 2

Verdict:

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

correct output
9999 999

user output
0
9999 999

Test 14

Group: 2

Verdict:

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

correct output
18766 5000

user output
0
18766 5000

Test 15

Group: 2

Verdict:

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

correct output
9999 9999

user output
1
0 9999

Test 16

Group: 2

Verdict:

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

correct output
9999 9999

user output
0
9999 9999

Test 17

Group: 2

Verdict:

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

correct output
0 0

user output
-1
0 0

Test 18

Group: 2

Verdict:

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

correct output
299934 10000

user output
45
299934 10000

Test 19

Group: 2

Verdict:

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

correct output
299998 100000

user output
0
299998 100000

Test 20

Group: 2

Verdict:

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

correct output
0 0

user output
0
0 0

Test 21

Group: 2

Verdict:

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

correct output
133765 3

user output
70142
0 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
0
199999 199999