CSES - Datatähti 2018 peili - Results
Submission details
Task:Bittijono
Sender:Hansuzu
Submission time:2017-10-02 22:24:53 +0300
Language:C++
Status:READY
Result:100
Feedback
groupverdictscore
#1ACCEPTED7
#2ACCEPTED15
#3ACCEPTED27
#4ACCEPTED51
Test results
testverdicttimegroup
#1ACCEPTED0.11 s1details
#2ACCEPTED0.08 s1details
#3ACCEPTED0.14 s1details
#4ACCEPTED0.08 s1details
#5ACCEPTED0.08 s1details
#6ACCEPTED0.11 s1details
#7ACCEPTED0.09 s1details
#8ACCEPTED0.09 s1details
#9ACCEPTED0.09 s1details
#10ACCEPTED0.09 s1details
#11ACCEPTED0.10 s2details
#12ACCEPTED0.08 s2details
#13ACCEPTED0.11 s2details
#14ACCEPTED0.08 s2details
#15ACCEPTED0.07 s2details
#16ACCEPTED0.08 s2details
#17ACCEPTED0.10 s2details
#18ACCEPTED0.09 s2details
#19ACCEPTED0.08 s2details
#20ACCEPTED0.10 s2details
#21ACCEPTED0.09 s3details
#22ACCEPTED0.10 s3details
#23ACCEPTED0.08 s3details
#24ACCEPTED0.09 s3details
#25ACCEPTED0.08 s3details
#26ACCEPTED0.09 s3details
#27ACCEPTED0.08 s3details
#28ACCEPTED0.07 s3details
#29ACCEPTED0.09 s3details
#30ACCEPTED0.09 s3details
#31ACCEPTED0.08 s4details
#32ACCEPTED0.73 s4details
#33ACCEPTED0.11 s4details
#34ACCEPTED0.29 s4details
#35ACCEPTED0.30 s4details
#36ACCEPTED0.58 s4details
#37ACCEPTED0.64 s4details
#38ACCEPTED0.21 s4details
#39ACCEPTED0.61 s4details
#40ACCEPTED0.31 s4details

Code

#include <iostream>
#include <string>
#include <set>
#define MP make_pair
#define F first
#define S second
using namespace std;
int n;



string bits(int t){
  string a="";
  while (t){
    if (t&1) a="1"+a;
    else a="0"+a;
    t>>=1;
  }
  return a;
}



int db0[10111222];
int db1[10111222];

int sm_op(int l){
  int s=0;
  while ((l>>s)>=10111222) ++s;
  
  int b0=db0[l>>s];
  int b1=db1[l>>s];
  while (--s>=0){
    if ((l>>s)&1) b1+=b0+1;
    else b0+=b1+1;
  }
  return b0+b1;
}

pair<pair<int, int>, pair<int, int> > sm_op4(int l){
  int s=0;
  while ((l>>s)>=10111222) ++s;
  
  int b0=db0[l>>s];
  int b1=db1[l>>s];
  while (--s>=0){
    if ((l>>s)&1) b1+=b0+1;
    else b0+=b1+1;
  }
  return MP(MP(b0+3*b1+2, 2*b0+3*b1+3), MP(3*b0+2*b1+3, 3*b0+1*b1+2));
}

//0:   b0:b0+b1+1    b1:b1
//1:   b0:b0         b1:b0+b1+1

//0.0: b0:b0+2*b1+2  b1:b1
//0.1: b0:b0+b1+1    b1:b0+2*b1+2
//1.0: b0:2*b0+b1+2  b1:b0+b1+1
//1.1: b0:b0         b1:2*b0+b1+2


int nb(int l){
  return (l&1)?l<<1:(l<<1)|1;
}

int main(){
  db1[1]=1;
  for (int i=2; i<10111222; ++i){
    if (i&1){
      db0[i]=db0[i>>1];
      db1[i]=db1[i>>1]+db0[i>>1]+1;
    }else{
      db1[i]=db1[i>>1];
      db0[i]=db0[i>>1]+db1[i>>1]+1;
    }
  }
  
  
  cin >> n;
  int l=1;
  if (n<5){
    while (sm_op(l)!=n) ++l;
  }else{
    while (3*sm_op(nb(l))<n) l=nb(l);
    while (1){
      pair<pair<int, int>, pair<int, int> > t=sm_op4(l);
      if (t.F.F==n){l*=4; break;}
      else if (t.F.S==n){l=l*4+1; break;}
      else if (t.S.F==n){l=l*4+2; break;}
      else if (t.S.S==n){l=l*4+3; break;}
      ++l;
    }
  }
  cout  << bits(l) << "\n";
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
1

correct output
1

user output
1

Test 2

Group: 1

Verdict: ACCEPTED

input
2

correct output
11

user output
11

Test 3

Group: 1

Verdict: ACCEPTED

input
3

correct output
10

user output
10

Test 4

Group: 1

Verdict: ACCEPTED

input
4

correct output
1111

user output
1111

Test 5

Group: 1

Verdict: ACCEPTED

input
5

correct output
110

user output
100

Test 6

Group: 1

Verdict: ACCEPTED

input
6

correct output
101

user output
101

Test 7

Group: 1

Verdict: ACCEPTED

input
7

correct output
1110

user output
1000

Test 8

Group: 1

Verdict: ACCEPTED

input
8

correct output
1100

user output
1100

Test 9

Group: 1

Verdict: ACCEPTED

input
9

correct output
1101

user output
1011

Test 10

Group: 1

Verdict: ACCEPTED

input
10

correct output
1001

user output
1001

Test 11

Group: 2

Verdict: ACCEPTED

input
38

correct output
1101011

user output
1101011

Test 12

Group: 2

Verdict: ACCEPTED

input
13

correct output
11011

user output
11011

Test 13

Group: 2

Verdict: ACCEPTED

input
90

correct output
111001010

user output
100100010

Test 14

Group: 2

Verdict: ACCEPTED

input
25

correct output
110010

user output
101100

Test 15

Group: 2

Verdict: ACCEPTED

input
82

correct output
111001101

user output
100010011

Test 16

Group: 2

Verdict: ACCEPTED

input
94

correct output
1100011110

user output
1000011100

Test 17

Group: 2

Verdict: ACCEPTED

input
100

correct output
1111001001

user output
1001001111

Test 18

Group: 2

Verdict: ACCEPTED

input
99

correct output
110010010

user output
100011010

Test 19

Group: 2

Verdict: ACCEPTED

input
98

correct output
110110010

user output
100111010

Test 20

Group: 2

Verdict: ACCEPTED

input
92

correct output
100110001

user output
100011001

Test 21

Group: 3

Verdict: ACCEPTED

input
1666

correct output
101101100100101

user output
100100010101010

Test 22

Group: 3

Verdict: ACCEPTED

input
897

correct output
11101001101010

user output
10100010110100

Test 23

Group: 3

Verdict: ACCEPTED

input
4466

correct output
111101010110100101

user output
101001001110001011

Test 24

Group: 3

Verdict: ACCEPTED

input
4240

correct output
11011001011010101

user output
10101011010011011

Test 25

Group: 3

Verdict: ACCEPTED

input
3089

correct output
1011001010100101

user output
1010010101001101

Test 26

Group: 3

Verdict: ACCEPTED

input
4697

correct output
11010101101010110

user output
10010101001010100

Test 27

Group: 3

Verdict: ACCEPTED

input
4608

correct output
11010110101001010

user output
10101101010010100

Test 28

Group: 3

Verdict: ACCEPTED

input
4625

correct output
111011001100101001

user output
100010101110110110

Test 29

Group: 3

Verdict: ACCEPTED

input
4611

correct output
11010101010101100

user output
10101101011010100

Test 30

Group: 3

Verdict: ACCEPTED

input
4917

correct output
10110100101010110

user output
10010101011010010

Test 31

Group: 4

Verdict: ACCEPTED

input
178555

correct output
1011010110110101010110110

user output
1001001010101001001010010

Test 32

Group: 4

Verdict: ACCEPTED

input
864856

correct output
10111010110110100100101010010

user output
10011010101101101011011100101

Test 33

Group: 4

Verdict: ACCEPTED

input
112146

correct output
1101110101011001100100110

user output
1000101000101010010110011

Test 34

Group: 4

Verdict: ACCEPTED

input
741124

correct output
1011010011010101100101011010

user output
1010010101100101010011010010

Test 35

Group: 4

Verdict: ACCEPTED

input
511902

correct output
1011010100011010100101001110

user output
1000010101010101101011001001

Test 36

Group: 4

Verdict: ACCEPTED

input
920019

correct output
11100100101101010101001101010

user output
10001010011001011010101100101

Test 37

Group: 4

Verdict: ACCEPTED

input
933943

correct output
10101011010100100110100111001

user output
10011100101100100101011010101

Test 38

Group: 4

Verdict: ACCEPTED

input
973410

correct output
1011010101011010101010101001

user output
1001010101010101101010101101

Test 39

Group: 4

Verdict: ACCEPTED

input
954943

correct output
10110110010011010100100110101

user output
10010101101001010110001001010

Test 40

Group: 4

Verdict: ACCEPTED

input
911674

correct output
1010110010110101010101010110

user output
1001010101010101001011001010