CSES - Datatähti 2025 loppu - Results
Submission details
Task:Piiri
Sender:Kemm1706
Submission time:2025-01-18 15:15:40 +0200
Language:C++ (C++11)
Status:READY
Result:14
Feedback
groupverdictscore
#1ACCEPTED14
#20
#30
#40
Test results
testverdicttimegroup
#1ACCEPTED0.02 s1, 2, 4details
#2ACCEPTED0.01 s1, 2, 4details
#3ACCEPTED0.04 s1, 2, 4details
#4ACCEPTED0.02 s1, 2, 4details
#5ACCEPTED0.03 s1, 2, 4details
#6ACCEPTED0.03 s1, 2, 4details
#7ACCEPTED0.02 s1, 2, 4details
#8ACCEPTED0.02 s1, 2, 4details
#9ACCEPTED0.02 s1, 2, 4details
#100.40 s2, 4details
#110.40 s2, 4details
#120.40 s2, 4details
#130.40 s2, 4details
#140.40 s2, 4details
#150.40 s2, 4details
#160.40 s2, 4details
#170.02 s3details
#180.01 s3details
#190.02 s3details
#200.01 s3details
#21ACCEPTED0.02 s3details
#220.02 s4details
#230.02 s4details
#240.02 s4details
#250.01 s4details
#260.02 s4details
#270.01 s4details
#280.01 s4details

Code

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef vector <ll> vl;
typedef vector <vl> vvl;
typedef pair <ll, ll> pl;
typedef vector <pl> vpl;
typedef stack <ll> stl;
typedef set <ll> sl;

#define fi first
#define se second

string cvt(ll x, ll l)
{
    string s;
    for(ll i = l - 1; i >= 0; i--)
    {
        s = char((x % 2) + '0') + s;
        x /= 2;
    }
    return s;
}

ll rcvt(string k)
{
    ll l = k.length(), ans = 0, mul = 1;
    for(ll i = l - 1; i >= 0; i--)
    {
        ans += (k[i] - '0') * mul;
        mul *= 2;
    }
    return ans;
}

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

   ll n, m, k;
   cin >> n >> m;
   string s;
   ll N = (1ll << n);
   vl ans(N, -1);
    for(ll i = 0; i < N; i++)
    {
        cout << "? " << cvt(i, n) << "\n";
        cout.flush();
        cin >> s;
        k = rcvt(s);
        if(ans[k] != -1)
        {
            cout << "YES\n";
            cout << cvt(i, n) << "\n" << cvt(ans[k], n);
            return 0;
        }
        else
            ans[k] = i;
    }
    cout << "NO\n";

    return 0;
}

Test details

Test 1

Group: 1, 2, 4

Verdict: ACCEPTED

input
2 2
NO
1 2 

correct output
(empty)

user output
2 2
? 00
00
? 01
01
...

Error:
1 1 100 0

Test 2

Group: 1, 2, 4

Verdict: ACCEPTED

input
2 2
YES
1 2 
conj 2 1

correct output
(empty)

user output
2 2
? 00
00
? 01
00
...

Error:
1 1 100 0

Test 3

Group: 1, 2, 4

Verdict: ACCEPTED

input
10 10
NO
6 2 1 8 3 9 4 10 5 7 

correct output
(empty)

user output
10 10
? 0000000000
0000000000
? 0000000001
0000000100
...
Truncated

Error:
1 1 100 0

Test 4

Group: 1, 2, 4

Verdict: ACCEPTED

input
10 10
YES
6 10 2 3 9 8 4 5 7 1 
disj 2 2
7 3 

correct output
(empty)

user output
10 10
? 0000000000
0000000000
? 0000000001
0100000000
...
Truncated

Error:
1 1 100 0

Test 5

Group: 1, 2, 4

Verdict: ACCEPTED

input
10 10
YES
8 4 9 10 6 3 7 2 1 5 
disj 1 5
2 9 1 4 3 

correct output
(empty)

user output
10 10
? 0000000000
0000000000
? 0000000001
0001000000
...
Truncated

Error:
1 1 100 0

Test 6

Group: 1, 2, 4

Verdict: ACCEPTED

input
10 10
YES
8 6 2 4 10 5 7 9 1 3 
disj 9 8
3 6 2 10 8 7 9 5 

correct output
(empty)

user output
10 10
? 0000000000
0000000000
? 0000000001
0000100000
...
Truncated

Error:
1 1 100 0

Test 7

Group: 1, 2, 4

Verdict: ACCEPTED

input
10 10
YES
1 2 3 5 8 6 4 9 10 7 
conj 4 2
8 10 

correct output
(empty)

user output
10 10
? 0000000000
0000000000
? 0000000001
0000000010
...
Truncated

Error:
1 1 100 0

Test 8

Group: 1, 2, 4

Verdict: ACCEPTED

input
10 10
YES
9 8 3 2 10 6 1 4 5 7 
conj 2 5
3 1 2 7 4 

correct output
(empty)

user output
10 10
? 0000000000
0000000000
? 0000000001
0000100000
...
Truncated

Error:
1 1 100 0

Test 9

Group: 1, 2, 4

Verdict: ACCEPTED

input
10 10
YES
7 1 5 8 9 4 3 6 2 10 
conj 4 8
9 6 3 5 1 10 7 4 

correct output
(empty)

user output
10 10
? 0000000000
0000000000
? 0000000001
0000000001
...
Truncated

Error:
1 1 100 0

Test 10

Group: 2, 4

Verdict:

input
30 30
NO
17 30 6 20 28 16 7 4 14 25 18 ...

correct output
(empty)

user output
30 30

Error:
1 0 0 9

Test 11

Group: 2, 4

Verdict:

input
30 30
YES
13 22 6 23 16 20 9 30 8 18 2 1...

correct output
(empty)

user output
30 30

Error:
1 0 0 9

Test 12

Group: 2, 4

Verdict:

input
30 30
YES
12 30 22 9 3 7 27 21 2 28 10 1...

correct output
(empty)

user output
30 30

Error:
1 0 0 9

Test 13

Group: 2, 4

Verdict:

input
30 30
YES
4 7 27 17 26 24 9 20 19 22 10 ...

correct output
(empty)

user output
30 30

Error:
1 0 0 9

Test 14

Group: 2, 4

Verdict:

input
30 30
YES
7 2 24 11 4 30 17 6 9 29 5 22 ...

correct output
(empty)

user output
30 30

Error:
1 0 0 9

Test 15

Group: 2, 4

Verdict:

input
30 30
YES
8 12 21 26 3 23 17 4 5 6 22 16...

correct output
(empty)

user output
30 30

Error:
1 0 0 9

Test 16

Group: 2, 4

Verdict:

input
30 30
YES
8 20 19 21 24 23 25 28 5 10 13...

correct output
(empty)

user output
30 30

Error:
1 0 0 9

Test 17

Group: 3

Verdict:

input
1000 999
YES
122 260 455 752 587 951 433 81...

correct output
(empty)

user output
1000 999

Error:
1 0 0 6

Test 18

Group: 3

Verdict:

input
1000 999
YES
593 999 981 107 187 851 19 574...

correct output
(empty)

user output
1000 999

Error:
1 0 0 6

Test 19

Group: 3

Verdict:

input
1000 999
YES
99 213 558 569 343 613 593 85 ...

correct output
(empty)

user output
1000 999

Error:
1 0 0 6

Test 20

Group: 3

Verdict:

input
1000 999
YES
60 15 857 450 862 173 675 384 ...

correct output
(empty)

user output
1000 999

Error:
1 0 0 6

Test 21

Group: 3

Verdict: ACCEPTED

input
3 2
YES
3 1 
disj 1 2
2 1 

correct output
(empty)

user output
3 2
? 000
00
? 001
10
...

Error:
1 1 100 0

Test 22

Group: 4

Verdict:

input
1000 1000
NO
493 409 829 533 156 443 530 80...

correct output
(empty)

user output
1000 1000

Error:
1 0 0 6

Test 23

Group: 4

Verdict:

input
1000 1000
YES
16 450 665 56 968 1 984 545 90...

correct output
(empty)

user output
1000 1000

Error:
1 0 0 6

Test 24

Group: 4

Verdict:

input
1000 1000
YES
503 289 147 513 833 468 199 82...

correct output
(empty)

user output
1000 1000

Error:
1 0 0 6

Test 25

Group: 4

Verdict:

input
1000 1000
YES
294 617 164 497 46 961 234 12 ...

correct output
(empty)

user output
1000 1000

Error:
1 0 0 6

Test 26

Group: 4

Verdict:

input
1000 1000
YES
465 496 15 263 713 784 337 487...

correct output
(empty)

user output
1000 1000

Error:
1 0 0 6

Test 27

Group: 4

Verdict:

input
1000 1000
YES
788 567 826 731 874 95 502 20 ...

correct output
(empty)

user output
1000 1000

Error:
1 0 0 6

Test 28

Group: 4

Verdict:

input
1000 1000
YES
611 543 496 586 262 765 461 83...

correct output
(empty)

user output
1000 1000

Error:
1 0 0 6