CSES - Datatähti 2025 alku

CSES - Datatähti 2025 alku - Results

Submission details
Task:	Robotti
Sender:	aatukaj
Submission time:	2024-10-28 00:08:30 +0200
Language:	C++ (C++20)
Status:	READY
Result:	0

Feedback
group	verdict	score
#1	WRONG ANSWER	0
#2	WRONG ANSWER	0

Test results
test	verdict	time	group
#1	ACCEPTED	0.00 s	1, 2	details
#2	ACCEPTED	0.00 s	1, 2	details
#3	WRONG ANSWER	0.00 s	1, 2	details
#4	ACCEPTED	0.00 s	1, 2	details
#5	WRONG ANSWER	0.00 s	1, 2	details
#6	WRONG ANSWER	0.00 s	1, 2	details
#7	WRONG ANSWER	0.00 s	1, 2	details
#8	ACCEPTED	0.00 s	1, 2	details
#9	ACCEPTED	0.00 s	1, 2	details
#10	WRONG ANSWER	0.00 s	1, 2	details
#11	WRONG ANSWER	0.00 s	1, 2	details
#12	WRONG ANSWER	0.00 s	2	details
#13	WRONG ANSWER	0.00 s	2	details
#14	WRONG ANSWER	0.00 s	2	details
#15	WRONG ANSWER	0.00 s	2	details
#16	WRONG ANSWER	0.00 s	2	details
#17	ACCEPTED	0.01 s	2	details
#18	WRONG ANSWER	0.01 s	2	details
#19	WRONG ANSWER	0.01 s	2	details
#20	ACCEPTED	0.01 s	2	details
#21	WRONG ANSWER	0.01 s	2	details
#22	WRONG ANSWER	0.01 s	2	details
#23	WRONG ANSWER	0.01 s	2	details
#24	WRONG ANSWER	0.01 s	2	details

Code

// #pragma GCC optimize("O3,unroll-loops")
// #pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
 
#include <bits/stdc++.h>
#include<ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
 
using namespace std;
using namespace __gnu_pbds;
 
template<class T> using indexed_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
 
using ll = long long;
using ull = unsigned long long;
using ld = long double;
 
using pii = pair<int, int>;
using pll = pair<ll, ll>;
 
// const ll M = 998244353;
const ll M = 1e9 + 7;
// ll M;
 
 
#define all(v) (v).begin(), (v).end()
#define ff first
#define ss second
#define PI 3.141592653589793238462643383279502884L
 
const ll INFL = 1e18;
const int INF = 1e9;
const ll maxN = 5e5+1;
 
void solve() {
    int n;
    cin >> n;
    string s;
    cin >> s;
    int pos = 0;
    int coins = 0;
    int moves = 0;
    for (int i=0; i<n; i++) {
        if (s[i]=='R') pos = i;
    }
    stack<int> l, r;
    for (int i=0; i<pos; i++) if (s[i]=='*') l.push(i);
    for (int i=n-1; i>pos; i--) if (s[i]=='*') r.push(i);
    while (!l.empty() && !r.empty()) {
        int dl = INF, dr = INF;
        if (!l.empty()) dl = pos-l.top();
        if (!r.empty()) dr = r.top()-pos;
        if (dl==dr) break;
        if (dl<dr) {
            pos = l.top();
            l.pop();
            moves += dl;
        } else {
            pos = r.top();
            r.pop();
            moves += dr;
        }
        coins++;
    }
    cout << moves << ' ' << coins << '\n';
 
 
 
}
int main() {
    ios_base::sync_with_stdio(0); cin.tie(NULL);
    cout << setprecision(12);
 
 
    int tc = 1;
    // cin >>tc;
    while (tc--) solve();
 
}

Test details

Test 1

Group: 1, 2

Verdict: ACCEPTED

input
`1 R` view save

correct output
`0 0` view save

user output
`0 0` view save

Test 2

Group: 1, 2

Verdict: ACCEPTED

input
`10 ...R......` view save

correct output
`0 0` view save

user output
`0 0` view save

Test 3

Group: 1, 2

Verdict: WRONG ANSWER

input
`10 .R...*` view save

correct output
`12 5` view save

user output
`3 2` view save

Test 4

Group: 1, 2

Verdict: ACCEPTED

input
`10 *R****` view save

correct output
`0 0` view save

user output
`0 0` view save

Test 5

Group: 1, 2

Verdict: WRONG ANSWER

input
`1000 R................................` view save

correct output
`947 9` view save

user output
`0 0` view save

Test 6

Group: 1, 2

Verdict: WRONG ANSWER

input
`1000 .................................` view save

correct output
`886 9` view save

user output
`0 0` view save

Test 7

Group: 1, 2

Verdict: WRONG ANSWER

input
`1000 .........................` view save

correct output
`1287 400` view save

user output
`298 121` view save

Test 8

Group: 1, 2

Verdict: ACCEPTED

input
`1000 **********.***************...` view save

correct output
`0 0` view save

user output
`0 0` view save

Test 9

Group: 1, 2

Verdict: ACCEPTED

input
`1000 ******************************...` view save

correct output
`0 0` view save

user output
`0 0` view save

Test 10

Group: 1, 2

Verdict: WRONG ANSWER

input
`1000 R*****************************...` view save

correct output
`999 999` view save

user output
`0 0` view save

Test 11

Group: 1, 2

Verdict: WRONG ANSWER

input
`1000 ******************************...` view save

correct output
`999 999` view save

user output
`0 0` view save

Test 12

Group: 2

Verdict: WRONG ANSWER

input
`10000 .......*...................*...` view save

correct output
`10971 999` view save

user output
`998 99` view save

Test 13

Group: 2

Verdict: WRONG ANSWER

input
`10000 ...........................` view save

correct output
`9999 999` view save

user output
`0 0` view save

Test 14

Group: 2

Verdict: WRONG ANSWER

input
`10000 ...............*.....` view save

correct output
`18766 5000` view save

user output
`8768 4343` view save

Test 15

Group: 2

Verdict: WRONG ANSWER

input
`10000 R*****************************...` view save

correct output
`9999 9999` view save

user output
`0 0` view save

Test 16

Group: 2

Verdict: WRONG ANSWER

input
`10000 ******************************...` view save

correct output
`9999 9999` view save

user output
`0 0` view save

Test 17

Group: 2

Verdict: ACCEPTED

input
`200000 .................................` view save

correct output
`0 0` view save

user output
`0 0` view save

Test 18

Group: 2

Verdict: WRONG ANSWER

input
`200000 .................................` view save

correct output
`299934 10000` view save

user output
`99985 5054` view save

Test 19

Group: 2

Verdict: WRONG ANSWER

input
`200000 ............*...*....` view save

correct output
`299998 100000` view save

user output
`99999 50040` view save

Test 20

Group: 2

Verdict: ACCEPTED

input
`200000 ******************************...` view save

correct output
`0 0` view save

user output
`0 0` view save

Test 21

Group: 2

Verdict: WRONG ANSWER

input
`200000 R................................` view save

correct output
`133765 3` view save

user output
`0 0` view save

Test 22

Group: 2

Verdict: WRONG ANSWER

input
`200000 R................................` view save

correct output
`199982 5000` view save

user output
`0 0` view save

Test 23

Group: 2

Verdict: WRONG ANSWER

input
`200000 R*****************************...` view save

correct output
`199999 199999` view save

user output
`0 0` view save

Test 24

Group: 2

Verdict: WRONG ANSWER

input
`200000 ******************************...` view save

correct output
`199999 199999` view save

user output
`0 0` view save

Datatähti 2025 alku

Robotti

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Test 16

Test 17

Test 18

Test 19

Test 20

Test 21

Test 22

Test 23

Test 24

Tasks

Submissions (aatukaj)