CSES - Aalto Competitive Programming 2024 - wk1 - Wed - Results
Submission details
Task:Scorpion and frogs
Sender:aalto2024a_007
Submission time:2024-09-04 16:48:41 +0300
Language:C++11
Status:READY
Result:
Test results
testverdicttime
#1ACCEPTED0.00 sdetails
#2ACCEPTED0.00 sdetails
#3ACCEPTED0.00 sdetails
#40.00 sdetails
#50.00 sdetails
#60.00 sdetails
#70.00 sdetails
#80.00 sdetails
#90.00 sdetails
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#170.01 sdetails
#180.01 sdetails
#190.01 sdetails
#200.01 sdetails
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Compiler report

input/code.cpp: In function 'int recCount(std::vector<bool>&, int)':
input/code.cpp:7:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    7 |     if((position)>=ranasVivas.size()){
      |        ~~~~~~~~~~^~~~~~~~~~~~~~~~~~~
input/code.cpp:11:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   11 |     for(int i=1; i<(ranasVivas.size()-position)+1; i++){
      |                  ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Code

#include <iostream>
#include <vector>

using namespace std;

int recCount(vector<bool> &ranasVivas, int position){
    if((position)>=ranasVivas.size()){
        return 1;
        }
    int count=0;
    for(int i=1; i<(ranasVivas.size()-position)+1; i++){
        if(ranasVivas[position+i-1]==true){
            ranasVivas[position+i-1]=false;
            count += recCount(ranasVivas, position+i);
            }
            ranasVivas[position+i-1]=true;
    }
    return (count%998244353);

}

int main(){
    int ranas;
    cin >> ranas;
    vector<bool> ranasVivas(ranas, true);
    cout << ((recCount(ranasVivas, 0)+1)%998244353);

}

Test details

Test 1

Verdict: ACCEPTED

input
1

correct output
2

user output
2

Test 2

Verdict: ACCEPTED

input
2

correct output
3

user output
3

Test 3

Verdict: ACCEPTED

input
3

correct output
5

user output
5

Test 4

Verdict:

input
4

correct output
8

user output
9

Test 5

Verdict:

input
5

correct output
13

user output
17

Test 6

Verdict:

input
6

correct output
21

user output
33

Test 7

Verdict:

input
7

correct output
34

user output
65

Test 8

Verdict:

input
8

correct output
55

user output
129

Test 9

Verdict:

input
9

correct output
89

user output
257

Test 10

Verdict:

input
10

correct output
144

user output
513

Test 11

Verdict:

input
11

correct output
233

user output
1025

Test 12

Verdict:

input
12

correct output
377

user output
2049

Test 13

Verdict:

input
13

correct output
610

user output
4097

Test 14

Verdict:

input
14

correct output
987

user output
8193

Test 15

Verdict:

input
15

correct output
1597

user output
16385

Test 16

Verdict:

input
16

correct output
2584

user output
32769

Test 17

Verdict:

input
17

correct output
4181

user output
65537

Test 18

Verdict:

input
18

correct output
6765

user output
131073

Test 19

Verdict:

input
19

correct output
10946

user output
262145

Test 20

Verdict:

input
20

correct output
17711

user output
524289

Test 21

Verdict:

input
30

correct output
2178309

user output
(empty)

Test 22

Verdict:

input
40

correct output
267914296

user output
(empty)

Test 23

Verdict:

input
50

correct output
9216450

user output
(empty)

Test 24

Verdict:

input
60

correct output
865709054

user output
(empty)

Test 25

Verdict:

input
70

correct output
659095774

user output
(empty)

Test 26

Verdict:

input
80

correct output
343522908

user output
(empty)

Test 27

Verdict:

input
90

correct output
666203437

user output
(empty)

Test 28

Verdict:

input
100

correct output
741707250

user output
(empty)

Test 29

Verdict:

input
200

correct output
319277240

user output
(empty)

Test 30

Verdict:

input
300

correct output
12089690

user output
(empty)

Test 31

Verdict:

input
400

correct output
356073916

user output
(empty)

Test 32

Verdict:

input
500

correct output
831535149

user output
(empty)

Test 33

Verdict:

input
600

correct output
627858041

user output
(empty)

Test 34

Verdict:

input
700

correct output
894762479

user output
(empty)

Test 35

Verdict:

input
800

correct output
695610340

user output
(empty)

Test 36

Verdict:

input
900

correct output
120428339

user output
(empty)

Test 37

Verdict:

input
1000

correct output
506723686

user output
(empty)

Test 38

Verdict:

input
2000

correct output
118272245

user output
(empty)

Test 39

Verdict:

input
3000

correct output
50602578

user output
(empty)

Test 40

Verdict:

input
4000

correct output
38687300

user output
(empty)

Test 41

Verdict:

input
5000

correct output
644069919

user output
(empty)

Test 42

Verdict:

input
6000

correct output
905964874

user output
(empty)

Test 43

Verdict:

input
7000

correct output
917351342

user output
(empty)

Test 44

Verdict:

input
8000

correct output
606465604

user output
(empty)

Test 45

Verdict:

input
9000

correct output
676429656

user output
(empty)

Test 46

Verdict:

input
10000

correct output
634342956

user output
(empty)

Test 47

Verdict:

input
20000

correct output
215568895

user output
(empty)

Test 48

Verdict:

input
30000

correct output
54808147

user output
(empty)

Test 49

Verdict:

input
40000

correct output
242971895

user output
(empty)

Test 50

Verdict:

input
50000

correct output
575576968

user output
(empty)

Test 51

Verdict:

input
60000

correct output
923159168

user output
(empty)

Test 52

Verdict:

input
70000

correct output
621454924

user output
(empty)

Test 53

Verdict:

input
80000

correct output
562709198

user output
(empty)

Test 54

Verdict:

input
90000

correct output
389404104

user output
(empty)

Test 55

Verdict:

input
100000

correct output
66655788

user output
(empty)