CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:Linuzzik
Submission time:2024-10-28 19:59:52 +0200
Language:C++ (C++11)
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
#50.00 s1, 2details
#6ACCEPTED0.01 s1, 2details
#7ACCEPTED0.00 s1, 2details
#8ACCEPTED0.00 s1, 2details
#9ACCEPTED0.00 s1, 2details
#100.00 s1, 2details
#11ACCEPTED0.00 s1, 2details
#120.00 s2details
#13ACCEPTED0.00 s2details
#14ACCEPTED0.01 s2details
#150.01 s2details
#16ACCEPTED0.01 s2details
#17ACCEPTED0.01 s2details
#180.01 s2details
#19ACCEPTED0.04 s2details
#20ACCEPTED0.06 s2details
#210.01 s2details
#220.01 s2details
#230.08 s2details
#24ACCEPTED0.08 s2details

Code

#include<iostream>
#include<set>
#include<math.h>
using namespace std;

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);

	int n; cin >> n;
	multiset<int> m;

	int r = 0;
	int p = 0;
	for (int i = 0; i < n; i++) {
		char c; cin >> c;
		
		if (c == '.') {
			p++;
		}else {
			if (c == 'R') {
				r = i;
			}else {
				m.insert(i);
			}
		}
	}

	int w = 0, c = 0;
	while (m.size() != 0) {
		auto ub = m.lower_bound(r);
		auto lb = ub; lb--;
		if (ub == m.end()) {
			w += abs(*lb - r);
			r = *lb;
			m.erase(lb);
			c++;
			continue;
		} else if (lb == m.end()) {
			w += abs(*ub - r);
			r = *ub;
			m.erase(ub);
			c++;
			continue;
		}
		if (abs(*ub - r) - abs(*lb - r) == 0)
			break;
		if (abs(*ub - r) < abs(*lb - r)) {
			w += abs(*ub - r);
			r = *ub;
			m.erase(ub);
			c++;
		} else {
			w += abs(*lb - r);
			r = *lb;
			m.erase(lb);
			c++;
		}
	}
	cout << w << " " << c;
}

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 3

Test 4

Group: 1, 2

Verdict: ACCEPTED

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

correct output
0 0

user output
0 0

Test 5

Group: 1, 2

Verdict:

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

correct output
947 9

user output
594 7

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:

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

correct output
999 999

user output
997 997

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
10914 997

Test 13

Group: 2

Verdict: ACCEPTED

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

correct output
9999 999

user output
9999 999

Test 14

Group: 2

Verdict: ACCEPTED

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

correct output
18766 5000

user output
18766 5000

Test 15

Group: 2

Verdict:

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

correct output
9999 9999

user output
9997 9997

Test 16

Group: 2

Verdict: ACCEPTED

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

correct output
9999 9999

user output
9999 9999

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
299823 9998

Test 19

Group: 2

Verdict: ACCEPTED

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

correct output
299998 100000

user output
299998 100000

Test 20

Group: 2

Verdict: ACCEPTED

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

correct output
0 0

user output
0 0

Test 21

Group: 2

Verdict:

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

correct output
133765 3

user output
70142 1

Test 22

Group: 2

Verdict:

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

correct output
199982 5000

user output
199897 4998

Test 23

Group: 2

Verdict:

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

correct output
199999 199999

user output
199997 199997

Test 24

Group: 2

Verdict: ACCEPTED

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

correct output
199999 199999

user output
199999 199999