CSES - Datatähti Open 2019 - Results
Submission details
Task:Binary tree
Sender:shashwatchandra
Submission time:2019-01-18 22:51:53
Language:C++
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
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Code

/*input

*/
#include<bits/stdc++.h>
using namespace std;

#define int long long 
#define double long double
#define f first
#define s second
#define mp make_pair
#define pb push_back
#define RE(i,n) for (int i = 1; i <= n; i++)
#define RED(i,n) for (int i = n; i > 0; i--)
#define REPS(i,n) for(int i = 1; (i*i) <= n; i++)
#define REP(i,n) for (int i = 0; i < n; i++)
#define FOR(i,a,b) for (int i = a; i < b; i++)
#define REPD(i,n) for (int i = n-1; i >= 0; i--)
#define FORD(i,a,b) for (int i = a; i >= b; i--)
#define remax(a,b) a = max(a,b)
#define remin(a,b) a = min(a,b)
#define all(v) v.begin(),v.end()
#define pii pair<int,int>
#define mii map<int,int>
#define vi vector<int>
#define vvi vector<vi>
#define WL(t) while(t --)
#define gcd(a,b) __gcd((a),(b))
#define lcm(a,b) ((a)*(b))/gcd((a),(b))
#define print(arr) for (auto it = arr.begin(); it != arr.end(); ++it) cout << *it << " "; cout << endl;
#define debug(x) cout << x << endl;
#define debug2(x,y) cout << x << " " << y << endl;
#define debug3(x,y,z) cout << x << " " << y << " " << z << endl;
const int INF = 1e18+1;
const int MOD = 1e9+7;
const double PI = 3.14159265358979323846264338;

int fast_ex(int a,int n,int m){
  if(n == 0)return 1;
  if(n == 1)return a;
  int x = 1;
    x *= fast_ex(a,n/2,m);
    x %= m;
    x *= x;
    x %= m;
    if(n%2)x*= a;
    x %= m;
    return x;
}


void solve(){
     int n,m;cin >> n >> m;
     REP(i,m){
      int j;cin >> j;
     }
     int ok = (2*n)-1;
     int ans = fast_ex(2,ok,MOD);
     ans %= MOD;
     cout << ans << endl;
}

signed main(){
  ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
  //freopen(".in","r",stdin);freopen(".out","w",stdout);
  int t = 1;//cin >> t;
  WL(t)solve();
  return 0;
}

Test details

Test 1

Group: 1

Verdict:

input
4 3
10
5
13

correct output
12

user output
128

Test 2

Group: 1

Verdict:

input
2 0

correct output
2

user output
8

Test 3

Group: 1

Verdict:

input
2 1
2

correct output
0

user output
8

Test 4

Group: 1

Verdict:

input
2 1
3

correct output
0

user output
8

Test 5

Group: 1

Verdict:

input
2 2
2
3

correct output
0

user output
8

Test 6

Group: 1

Verdict:

input
6 0

correct output
512

user output
2048

Test 7

Group: 1

Verdict:

input
6 1
29

correct output
448

user output
2048

Test 8

Group: 1

Verdict:

input
6 1
63

correct output
480

user output
2048

Test 9

Group: 1

Verdict:

input
6 10
50
63
56
5
...

correct output
132

user output
2048

Test 10

Group: 1

Verdict:

input
6 10
25
57
62
42
...

correct output
162

user output
2048

Test 11

Group: 1

Verdict:

input
6 10
14
26
34
42
...

correct output
126

user output
2048

Test 12

Group: 1

Verdict:

input
6 10
21
60
23
59
...

correct output
128

user output
2048

Test 13

Group: 1

Verdict:

input
6 10
8
30
32
16
...

correct output
0

user output
2048

Test 14

Group: 1

Verdict:

input
6 20
46
39
55
24
...

correct output
48

user output
2048

Test 15

Group: 1

Verdict:

input
6 25
36
23
27
33
...

correct output
4

user output
2048

Test 16

Group: 1

Verdict:

input
6 62
42
11
4
61
...

correct output
0

user output
2048

Test 17

Group: 1

Verdict:

input
6 32
62
38
57
35
...

correct output
0

user output
2048

Test 18

Group: 1

Verdict:

input
6 21
38
51
47
35
...

correct output
60

user output
2048

Test 19

Group: 1

Verdict:

input
6 31
59
15
3
26
...

correct output
0

user output
2048

Test 20

Group: 1

Verdict:

input
6 14
13
53
55
26
...

correct output
256

user output
2048

Test 21

Group: 1

Verdict:

input
5 10
5
17
21
7
...

correct output
6

user output
512

Test 22

Group: 1

Verdict:

input
6 5
38
18
31
44
...

correct output
312

user output
2048

Test 23

Group: 1

Verdict:

input
3 0

correct output
8

user output
32

Test 24

Group: 1

Verdict:

input
3 1
2

correct output
0

user output
32

Test 25

Group: 1

Verdict:

input
3 1
3

correct output
0

user output
32

Test 26

Group: 1

Verdict:

input
3 2
4
6

correct output
2

user output
32

Test 27

Group: 1

Verdict:

input
3 2
4
7

correct output
2

user output
32

Test 28

Group: 1

Verdict:

input
3 2
5
6

correct output
2

user output
32

Test 29

Group: 1

Verdict:

input
3 2
5
7

correct output
2

user output
32

Test 30

Group: 1

Verdict:

input
3 2
3
6

correct output
0

user output
32

Test 31

Group: 1

Verdict:

input
3 3
4
5
6

correct output
0

user output
32

Test 32

Group: 1

Verdict:

input
3 3
4
6
7

correct output
0

user output
32

Test 33

Group: 1

Verdict:

input
3 4
4
5
6
7

correct output
0

user output
32

Test 34

Group: 1

Verdict:

input
5 0

correct output
128

user output
512

Test 35

Group: 1

Verdict:

input
5 1
14

correct output
96

user output
512

Test 36

Group: 2

Verdict:

input
2 0

correct output
2

user output
8

Test 37

Group: 2

Verdict:

input
3 0

correct output
8

user output
32

Test 38

Group: 2

Verdict:

input
4 0

correct output
32

user output
128

Test 39

Group: 2

Verdict:

input
23 0

correct output
92960636

user output
371842544

Test 40

Group: 2

Verdict:

input
36 0

correct output
635008130

user output
540032506

Test 41

Group: 2

Verdict:

input
42 0

correct output
993282280

user output
973129099

Test 42

Group: 2

Verdict:

input
57 0

correct output
608377687

user output
433510734

Test 43

Group: 2

Verdict:

input
58 0

correct output
433510734

user output
734042929

Test 44

Group: 2

Verdict:

input
59 0

correct output
734042929

user output
936171702

Test 45

Group: 2

Verdict:

input
60 0

correct output
936171702

user output
744686787

Test 46

Group: 3

Verdict:

input
2 0

correct output
2

user output
8

Test 47

Group: 3

Verdict:

input
2 1
2

correct output
0

user output
8

Test 48

Group: 3

Verdict:

input
2 1
3

correct output
0

user output
8

Test 49

Group: 3

Verdict:

input
2 2
2
3

correct output
0

user output
8

Test 50

Group: 3

Verdict:

input
59 0

correct output
734042929

user output
936171702

Test 51

Group: 3

Verdict:

input
60 0

correct output
936171702

user output
744686787

Test 52

Group: 3

Verdict:

input
60 1
2

correct output
0

user output
744686787

Test 53

Group: 3

Verdict:

input
60 1
576460752303423487

correct output
399775198

user output
744686787

Test 54

Group: 3

Verdict:

input
60 1
1152921504606846975

correct output
667973450

user output
744686787

Test 55

Group: 3

Verdict:

input
60 100000
793144025126277478
493960657696318193
320344157019848454
997683950258055349
...

correct output
12813436

user output
744686787

Test 56

Group: 3

Verdict:

input
60 100000
986789393060040220
494066507202684187
290830182157570659
210871095549437400
...

correct output
95910570

user output
744686787

Test 57

Group: 3

Verdict:

input
60 100000
562299894758506682
731132428235172865
481500339045425690
208947005967360560
...

correct output
331624281

user output
744686787

Test 58

Group: 3

Verdict:

input
60 100000
257846911019866261
803021202233459674
658685893766403373
874237705485665885
...

correct output
880725152

user output
744686787

Test 59

Group: 3

Verdict:

input
60 100000
681388061028265547
990382999862855868
290694941402209648
491574111397234946
...

correct output
768320742

user output
744686787

Test 60

Group: 3

Verdict:

input
60 100000
816968727394104576
879176301780517486
1075817811951859004
632046213104404023
...

correct output
111155168

user output
744686787

Test 61

Group: 3

Verdict:

input
60 100000
406817930303406656
101704482575856800
406817930303412346
813635860606874021
...

correct output
295651662

user output
744686787

Test 62

Group: 3

Verdict:

input
59 100000
234885934259928845
244746379456935555
40048493361902167
530369614866009610
...

correct output
78892926

user output
936171702

Test 63

Group: 3

Verdict:

input
16 65534
26355
15205
3420
22822
...

correct output
0

user output
147483634

Test 64

Group: 3

Verdict:

input
60 99999
1030879879260090869
925369330408563145
403438777989811739
321883235203598800
...

correct output
596899803

user output
744686787

Test 65

Group: 3

Verdict:

input
60 100000
418885324976523921
418885324976523063
837770649953084829
104721331244134167
...

correct output
0

user output
744686787

Test 66

Group: 3

Verdict:

input
43 100000
5497882741157
4163319796881
3705445016042
8647080351851
...

correct output
317037701

user output
892516375

Test 67

Group: 3

Verdict:

input
3 0

correct output
8

user output
32

Test 68

Group: 3

Verdict:

input
3 1
2

correct output
0

user output
32

Test 69

Group: 3

Verdict:

input
3 1
3

correct output
0

user output
32

Test 70

Group: 3

Verdict:

input
3 2
4
6

correct output
2

user output
32

Test 71

Group: 3

Verdict:

input
3 2
4
7

correct output
2

user output
32

Test 72

Group: 3

Verdict:

input
3 2
5
6

correct output
2

user output
32

Test 73

Group: 3

Verdict:

input
3 2
5
7

correct output
2

user output
32

Test 74

Group: 3

Verdict:

input
3 2
3
6

correct output
0

user output
32

Test 75

Group: 3

Verdict:

input
3 3
4
5
6

correct output
0

user output
32

Test 76

Group: 3

Verdict:

input
3 3
4
6
7

correct output
0

user output
32

Test 77

Group: 3

Verdict:

input
3 4
4
5
6
7

correct output
0

user output
32