CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:OorigamiK
Submission time:2024-11-05 12:54:18 +0200
Language:C++ (C++20)
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
#100.00 s1, 2details
#110.00 s1, 2details
#120.00 s2details
#130.00 s2details
#140.00 s2details
#150.00 s2details
#160.00 s2details
#170.01 s2details
#180.01 s2details
#190.01 s2details
#200.01 s2details
#210.01 s2details
#220.01 s2details
#230.01 s2details
#240.01 s2details

Code

#include <iostream>
#include <math.h>
#include <string>

int max(int a, int b) {
	if (a < b) {
		return b;
	}
	return a;
}

int main()
{
	int n;
	std::cin >> n;
	std::string s;
	std::cin >> s;
	int R=0;
	for (int i = 0; i < n; i++) {
		if (s[i] == 'R') {
			R = i;
			break;
		}
	}
	int coin = 0;
	int steps=0;
	while (true) {
		bool done = false;
		for (int i = 1; i < max(n - R, R); i++) {
			
			bool left=false;
			if (R - i >= 0) {
				left = (s[R - i] == '*');
			}
			bool right=false;
			if (R + i < n) {
				right = (s[R + i] == '*');
			}
			//std::cout << left << " " << right<<" "<<R << std::endl;
			if (left && right) {
				//std::cout << R << std::endl;
				//std::cout << steps<<" "<<coin << std::endl;
				return 1;
			}
			if (left) {
				coin++;
				steps += i;
				R -= i;
				s[R] = '.';
				done = true;
				break;
			}
			if (right) {
				coin++;
				steps += i;
				R += i;
				s[R] = '.';
				done = true;
				break;
			}
		}
		if (!done) {
			std::cout << steps << " " << coin << std::endl;
			return 1;
		}
	}
	return 1;
}

Test details

Test 1

Group: 1, 2

Verdict:

input
1
R

correct output
0 0

user output
0 0

Test 2

Group: 1, 2

Verdict:

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
12 5

Test 4

Group: 1, 2

Verdict:

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

correct output
0 0

user output
(empty)

Test 5

Group: 1, 2

Verdict:

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

correct output
947 9

user output
947 9

Test 6

Group: 1, 2

Verdict:

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

correct output
886 9

user output
886 9

Test 7

Group: 1, 2

Verdict:

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

correct output
1287 400

user output
1287 400

Test 8

Group: 1, 2

Verdict:

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

correct output
0 0

user output
(empty)

Test 9

Group: 1, 2

Verdict:

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

correct output
0 0

user output
(empty)

Test 10

Group: 1, 2

Verdict:

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
999 999

Test 12

Group: 2

Verdict:

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

correct output
10971 999

user output
10971 999

Test 13

Group: 2

Verdict:

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

correct output
9999 999

user output
9999 999

Test 14

Group: 2

Verdict:

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

correct output
18766 5000

user output
18766 5000

Test 15

Group: 2

Verdict:

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

correct output
9999 9999

user output
9999 9999

Test 16

Group: 2

Verdict:

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

correct output
9999 9999

user output
9999 9999

Test 17

Group: 2

Verdict:

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

correct output
0 0

user output
0 0

Test 18

Group: 2

Verdict:

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

correct output
299934 10000

user output
299934 10000

Test 19

Group: 2

Verdict:

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

correct output
299998 100000

user output
299998 100000

Test 20

Group: 2

Verdict:

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

correct output
0 0

user output
(empty)

Test 21

Group: 2

Verdict:

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
199982 5000

Test 23

Group: 2

Verdict:

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

correct output
199999 199999

user output
199999 199999

Test 24

Group: 2

Verdict:

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

correct output
199999 199999

user output
199999 199999