CSES - Datatähti 2020 alku - Results
Submission details
Task:Lukuvälit
Sender:Kameli
Submission time:2019-10-07 15:27:03 +0300
Language:C++ (C++11)
Status:READY
Result:100
Feedback
groupverdictscore
#1ACCEPTED12
#2ACCEPTED24
#3ACCEPTED64
Test results
testverdicttimegroup
#1ACCEPTED0.01 s1, 2, 3details
#2ACCEPTED0.01 s1, 2, 3details
#3ACCEPTED0.01 s1, 2, 3details
#4ACCEPTED0.01 s1, 2, 3details
#5ACCEPTED0.01 s1, 2, 3details
#6ACCEPTED0.01 s1, 2, 3details
#7ACCEPTED0.01 s1, 2, 3details
#8ACCEPTED0.01 s1, 2, 3details
#9ACCEPTED0.01 s1, 2, 3details
#10ACCEPTED0.01 s1, 2, 3details
#11ACCEPTED0.01 s1, 2, 3details
#12ACCEPTED0.01 s1, 2, 3details
#13ACCEPTED0.17 s2, 3details
#14ACCEPTED0.19 s2, 3details
#15ACCEPTED0.19 s2, 3details
#16ACCEPTED0.19 s2, 3details
#17ACCEPTED0.19 s2, 3details
#18ACCEPTED0.18 s2, 3details
#19ACCEPTED0.01 s2, 3details
#20ACCEPTED0.01 s2, 3details
#21ACCEPTED0.23 s3details
#22ACCEPTED0.28 s3details
#23ACCEPTED0.31 s3details
#24ACCEPTED0.31 s3details
#25ACCEPTED0.28 s3details
#26ACCEPTED0.23 s3details
#27ACCEPTED0.01 s3details
#28ACCEPTED0.01 s3details

Compiler report

input/code.cpp: In function 'long int k(long int)':
input/code.cpp:17:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0; i<ns.length(); i++){
                  ~^~~~~~~~~~~~
input/code.cpp:20:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0; i<ns.length(); i++){
                  ~^~~~~~~~~~~~
input/code.cpp:29:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             for(int j=0; j<ns.length()-i-1; j++){
                          ~^~~~~~~~~~~~~~~~

Code

#include <iostream>
#include <set> 
#include <vector>
#include <string>
using namespace std;


long k(long n){
    if(n == -1){
        return 0;
    }
    //else if(n==0){
    //    return 1;
    //}
    string ns = to_string(n);
    long c = 1;
    for(int i=0; i<ns.length(); i++){
        c=c*2;
    }
    for(int i=0; i<ns.length(); i++){
        //cout<<"i: "<<i<<"\n";
        if(ns[i] != '0' && ns[i] != '1'){
            break;
        }
        else if(ns[i] == '0'){
            //cout<<"ss\n";
            long tmp = 1;

            for(int j=0; j<ns.length()-i-1; j++){
                tmp=tmp*2;
            }
            
            c = c-tmp;
        }
    }
    return c;

}

int main() {
    int n;
    cin>>n;
    long a;
    long b;
    //cout<<k(1)<<" "<<k(10)<<"\n";
    for(int i=0; i<n; i++){
        cin>>a;
        cin>>b;
        cout<<k(b)-k(a-1)<<"\n";
    }
}

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: ACCEPTED

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
...
Truncated

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
...
Truncated

Test 8

Group: 1, 2, 3

Verdict: ACCEPTED

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

correct output
0
0
0
4
0
...

user output
0
0
0
4
0
...
Truncated

Test 9

Group: 1, 2, 3

Verdict: ACCEPTED

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

correct output
4
6
4
1
7
...

user output
4
6
4
1
7
...
Truncated

Test 10

Group: 1, 2, 3

Verdict: ACCEPTED

input
1000
0 0
1 1
2 2
3 3
...

correct output
1
1
0
0
0
...

user output
1
1
0
0
0
...
Truncated

Test 11

Group: 1, 2, 3

Verdict: ACCEPTED

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

correct output
9
8
8
8
7
...

user output
9
8
8
8
7
...
Truncated

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
...
Truncated

Test 14

Group: 2, 3

Verdict: ACCEPTED

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

correct output
0
0
0
16
0
...

user output
0
0
0
16
0
...
Truncated

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
...
Truncated

Test 16

Group: 2, 3

Verdict: ACCEPTED

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

correct output
14
1
4
2
6
...

user output
14
1
4
2
6
...
Truncated

Test 17

Group: 2, 3

Verdict: ACCEPTED

input
100000
0 0
1 1
2 2
3 3
...

correct output
1
1
0
0
0
...

user output
1
1
0
0
0
...
Truncated

Test 18

Group: 2, 3

Verdict: ACCEPTED

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

correct output
33
32
32
32
31
...

user output
33
32
32
32
31
...
Truncated

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
...
Truncated

Test 22

Group: 3

Verdict: ACCEPTED

input
100000
179926689319432205 25677963778...

correct output
0
0
0
0
0
...

user output
0
0
0
0
0
...
Truncated

Test 23

Group: 3

Verdict: ACCEPTED

input
100000
100110100011010101 11100011010...

correct output
74822
54944
140968
252594
23521
...

user output
74822
54944
140968
252594
23521
...
Truncated

Test 24

Group: 3

Verdict: ACCEPTED

input
100000
100110100011010102 11100011010...

correct output
74822
252594
94086
10836
11352
...

user output
74822
252594
94086
10836
11352
...
Truncated

Test 25

Group: 3

Verdict: ACCEPTED

input
100000
256779637786129463 25677963778...

correct output
0
0
0
0
0
...

user output
0
0
0
0
0
...
Truncated

Test 26

Group: 3

Verdict: ACCEPTED

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

correct output
262145
262144
262144
262144
262143
...

user output
262145
262144
262144
262144
262143
...
Truncated

Test 27

Group: 3

Verdict: ACCEPTED

input
3
999999999999999999 99999999999...

correct output
0
1
1

user output
0
1
1

Test 28

Group: 3

Verdict: ACCEPTED

input
1
0 1000000000000000000

correct output
262145

user output
262145