CSES - Datatähti 2020 alku - Results
Submission details
Task:Lukuvälit
Sender:Ender
Submission time:2020-07-17 16:12:06 +0300
Language:C++11
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.01 s1, 2, 3details
#2ACCEPTED0.01 s1, 2, 3details
#3ACCEPTED0.01 s1, 2, 3details
#40.01 s1, 2, 3details
#5ACCEPTED0.01 s1, 2, 3details
#6ACCEPTED0.01 s1, 2, 3details
#7ACCEPTED0.01 s1, 2, 3details
#80.01 s1, 2, 3details
#90.01 s1, 2, 3details
#100.01 s1, 2, 3details
#110.01 s1, 2, 3details
#12ACCEPTED0.01 s1, 2, 3details
#13ACCEPTED0.07 s2, 3details
#140.06 s2, 3details
#15ACCEPTED0.07 s2, 3details
#160.07 s2, 3details
#170.06 s2, 3details
#180.07 s2, 3details
#19ACCEPTED0.01 s2, 3details
#20ACCEPTED0.01 s2, 3details
#21ACCEPTED0.09 s3details
#220.01 s3details
#230.01 s3details
#240.01 s3details
#250.01 s3details
#260.10 s3details
#270.01 s3details
#28ACCEPTED0.01 s3details

Compiler report

input/code.cpp: In function 'long long int solve(long long int, long long int)':
input/code.cpp:11:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 1; i<bin.length(); i++)
                  ~^~~~~~~~~~~~~
input/code.cpp:18:15: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
     if(bin[i] != '0' & bin[i] != '1')
input/code.cpp:36:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0; i<bin.length(); i++)
                  ~^~~~~~~~~~~~~
input/code.cpp:43:15: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
     if(bin[i] != '0' & bin[i] != '1')

Code

#include <bits/stdc++.h>
#define ll long long

using namespace std;

ll solve(ll a, ll b)
{
  string bin = '0'+to_string(a);

  bool found = false;
  for(int i = 1; i<bin.length(); i++)
  {
    if(found)
    {
      bin[i] = '0';
      continue;
    }
    if(bin[i] != '0' & bin[i] != '1')
    {
      bin[i] = '0';
      if(bin[i-1]==1)
	bin += '0';
      else
	bin[i-1]='1';
      found = true;
    }
  }
  if(stoi(bin)>b)
    return 0;

  a = stoi(bin, 0, 2);

  bin = to_string(b);
  found = false;

  for(int i = 0; i<bin.length(); i++)
  {
    if(found)
    {
      bin[i] = '1';
      continue;
    }
    if(bin[i] != '0' & bin[i] != '1')
    {
      bin[i] = '1';
      found = true;
    }
  }
  b = stoi(bin, 0, 2);

  return b-a+1;

}

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

  int n;
  cin >> n;

  vector<ll> ans(n);
  for(int i = 0; i<n; i++)
  {
    ll a, b;
    cin >> a >> b;
    ans[i] = solve(a,b);
  }
  
  for(ll i : ans)
    cout << i << "\n";

  return 0;
}

Test details

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

input
4
0 10
1 5
3 4
11 11

correct output
3
1
0
1

user output
3
1
0
1

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

input
1
0 0

correct output
1

user output
1

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

input
1
1000 1000

correct output
1

user output
1

Test 4

Group: 1, 2, 3

Verdict:

input
16
0 0
0 1
0 2
1 1
...

correct output
1
2
2
1
1
...

user output
1
2
2
1
1
...

Test 5

Group: 1, 2, 3

Verdict: ACCEPTED

input
9
0 0
0 1
0 10
0 11
...

correct output
1
2
3
4
5
...

user output
1
2
3
4
5
...

Test 6

Group: 1, 2, 3

Verdict: ACCEPTED

input
1000
0 1000
0 1000
0 1000
0 1000
...

correct output
9
9
9
9
9
...

user output
9
9
9
9
9
...

Test 7

Group: 1, 2, 3

Verdict: ACCEPTED

input
1000
100 111
0 101
1 10
10 110
...

correct output
4
6
2
5
8
...

user output
4
6
2
5
8
...

Test 8

Group: 1, 2, 3

Verdict:

input
1000
480 564
753 988
479 909
32 973
...

correct output
0
0
0
4
0
...

user output
0
0
0
4
0
...

Test 9

Group: 1, 2, 3

Verdict:

input
1000
98 111
8 111
98 111
111 113
...

correct output
4
6
4
1
7
...

user output
4
6
4
1
7
...

Test 10

Group: 1, 2, 3

Verdict:

input
1000
0 0
1 1
2 2
3 3
...

correct output
1
1
0
0
0
...

user output
1
1
0
0
0
...

Test 11

Group: 1, 2, 3

Verdict:

input
1000
0 1000
0 999
1 1000
0 998
...

correct output
9
8
8
8
7
...

user output
9
8
8
8
7
...

Test 12

Group: 1, 2, 3

Verdict: ACCEPTED

input
1
0 1000

correct output
9

user output
9

Test 13

Group: 2, 3

Verdict: ACCEPTED

input
100000
0 100000
0 100000
0 100000
0 100000
...

correct output
33
33
33
33
33
...

user output
33
33
33
33
33
...

Test 14

Group: 2, 3

Verdict:

input
100000
86042 98295
30077 80920
45856 67174
3890 60412
...

correct output
0
0
0
16
0
...

user output
0
0
0
16
0
...

Test 15

Group: 2, 3

Verdict: ACCEPTED

input
100000
11 10000
1111 11000
1011 1100
1110 1111
...

correct output
14
10
2
2
8
...

user output
14
10
2
2
8
...

Test 16

Group: 2, 3

Verdict:

input
100000
9 9999
1109 1110
112 1012
11098 11101
...

correct output
14
1
4
2
6
...

user output
14
1
6
2
6
...

Test 17

Group: 2, 3

Verdict:

input
100000
0 0
1 1
2 2
3 3
...

correct output
1
1
0
0
0
...

user output
1
1
0
0
0
...

Test 18

Group: 2, 3

Verdict:

input
100000
0 100000
0 99999
1 100000
0 99998
...

correct output
33
32
32
32
31
...

user output
33
32
32
32
31
...

Test 19

Group: 2, 3

Verdict: ACCEPTED

input
3
99999 99999
99999 100000
100000 100000

correct output
0
1
1

user output
0
1
1

Test 20

Group: 2, 3

Verdict: ACCEPTED

input
1
0 100000

correct output
33

user output
33

Test 21

Group: 3

Verdict: ACCEPTED

input
100000
0 1000000000000000000
0 1000000000000000000
0 1000000000000000000
0 1000000000000000000
...

correct output
262145
262145
262145
262145
262145
...

user output
262145
262145
262145
262145
262145
...

Test 22

Group: 3

Verdict:

input
100000
179926689319432205 25677963778...

correct output
0
0
0
0
0
...

user output
(empty)

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  stoi

Test 23

Group: 3

Verdict:

input
100000
100110100011010101 11100011010...

correct output
74822
54944
140968
252594
23521
...

user output
(empty)

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  stoi

Test 24

Group: 3

Verdict:

input
100000
100110100011010102 11100011010...

correct output
74822
252594
94086
10836
11352
...

user output
(empty)

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  stoi

Test 25

Group: 3

Verdict:

input
100000
256779637786129463 25677963778...

correct output
0
0
0
0
0
...

user output
(empty)

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  stoi

Test 26

Group: 3

Verdict:

input
100000
0 1000000000000000000
0 999999999999999999
1 1000000000000000000
0 999999999999999998
...

correct output
262145
262144
262144
262144
262143
...

user output
262145
262144
262144
262144
262143
...

Test 27

Group: 3

Verdict:

input
3
999999999999999999 99999999999...

correct output
0
1
1

user output
(empty)

Error:
terminate called after throwing an instance of 'std::out_of_range'
  what():  stoi

Test 28

Group: 3

Verdict: ACCEPTED

input
1
0 1000000000000000000

correct output
262145

user output
262145