CSES - Datatähti 2025 alku - Results
Submission details
Task:Robotti
Sender:aksu
Submission time:2024-10-28 17:39:27 +0200
Language:C++ (C++11)
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
#70.02 s1, 2details
#80.00 s1, 2details
#90.00 s1, 2details
#100.04 s1, 2details
#110.05 s1, 2details
#120.42 s2details
#130.42 s2details
#14--2details
#15--2details
#16--2details
#170.02 s2details
#18--2details
#19--2details
#200.02 s2details
#210.04 s2details
#22--2details
#23--2details
#24--2details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:57:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   57 |                         if (c == v.size()-1) {
      |                             ~~^~~~~~~~~~~~~
input/code.cpp:87:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   87 |                 for (int i = 0; i < v.size(); i++) {
      |                                 ~~^~~~~~~~~~

Code

#include <iostream>

#include <vector>
#include <cmath>
#include <chrono>
#include <algorithm>
#include <iomanip>
#include <sstream>

using namespace std;
typedef long long ll;

vector<char> v;
int n;

string a;

int l;
int ri;

int ro;

int c;

int as = 0;
int k = 0;

int main() {

	cin >> n;

	cin >> a;

	for (int i = 0; i < n; i++) {
		v.push_back(a[i]);

		if (a[i] == 'R') ro = i;
	}

	while (true) {

		c = ro;
		while (true) {
			if (c == 0) {
				l = 999999;
				break;
			}
			c--;
			if (v[c] == '*') {
				l = ro - c;
				break;
			}
		}
		c = ro;
		while (true) {
			if (c == v.size()-1) {
				ri = 999999;
				break;
			}
			c++;
			if (v[c] == '*') {
				ri = c - ro;
				break;
			}
		}

		if (l < ri) {
			as += l;
			k++;

			v[ro] = '.';
			v[ro - l] = 'R';

			ro -= l;
		}
		else if (ri < l) {
			as += ri;
			k++;

			v[ro] = '.';
			v[ro + ri] = 'R';

			ro += ri;
		}

		for (int i = 0; i < v.size(); i++) {
			cout << v[i];
		}
		cout << "\n";

		if (l == ri) {
			cout << as << " " << k;
			break;
		}
	}
}

Test details

Test 1

Group: 1, 2

Verdict:

input
1
R

correct output
0 0

user output
R
0 0

Test 2

Group: 1, 2

Verdict:

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

correct output
0 0

user output
...R......
0 0

Test 3

Group: 1, 2

Verdict:

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

correct output
12 5

user output
*R.....***
R......***
.......R**
........R*
.........R
...

Test 4

Group: 1, 2

Verdict:

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

correct output
0 0

user output
***R******
0 0

Test 5

Group: 1, 2

Verdict:

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

correct output
947 9

user output
.................................

Test 6

Group: 1, 2

Verdict:

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

correct output
886 9

user output
.................................

Test 7

Group: 1, 2

Verdict:

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

correct output
1287 400

user output
.....*..*....**..**..*......*....

Test 8

Group: 1, 2

Verdict:

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

correct output
0 0

user output
************.*****************...

Test 9

Group: 1, 2

Verdict:

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

correct output
0 0

user output
******************************...

Test 10

Group: 1, 2

Verdict:

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

correct output
999 999

user output
.R****************************...

Test 11

Group: 1, 2

Verdict:

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

correct output
999 999

user output
******************************...

Test 12

Group: 2

Verdict:

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

correct output
10971 999

user output
.......**........*...........*...

Test 13

Group: 2

Verdict:

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

correct output
9999 999

user output
*..*....*......*.....*..*........

Test 14

Group: 2

Verdict:

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

correct output
18766 5000

user output
(empty)

Test 15

Group: 2

Verdict:

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

correct output
9999 9999

user output
(empty)

Test 16

Group: 2

Verdict:

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

correct output
9999 9999

user output
(empty)

Test 17

Group: 2

Verdict:

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

correct output
0 0

user output
.................................

Test 18

Group: 2

Verdict:

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

correct output
299934 10000

user output
(empty)

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
******************************...

Test 21

Group: 2

Verdict:

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

correct output
133765 3

user output
.................................

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
(empty)