CSES - Datatähti 2020 alku - Results
Submission details
Task:Lukuvälit
Sender:onnari11
Submission time:2019-10-10 16:52:59 +0300
Language:Python2 (PyPy2)
Status:READY
Result:12
Feedback
groupverdictscore
#1ACCEPTED12
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.04 s1, 2, 3details
#2ACCEPTED0.04 s1, 2, 3details
#3ACCEPTED0.04 s1, 2, 3details
#4ACCEPTED0.04 s1, 2, 3details
#5ACCEPTED0.04 s1, 2, 3details
#6ACCEPTED0.06 s1, 2, 3details
#7ACCEPTED0.06 s1, 2, 3details
#8ACCEPTED0.10 s1, 2, 3details
#9ACCEPTED0.08 s1, 2, 3details
#10ACCEPTED0.05 s1, 2, 3details
#11ACCEPTED0.09 s1, 2, 3details
#12ACCEPTED0.04 s1, 2, 3details
#13ACCEPTED0.24 s2, 3details
#14--2, 3details
#15ACCEPTED0.27 s2, 3details
#16ACCEPTED0.94 s2, 3details
#17ACCEPTED0.22 s2, 3details
#18--2, 3details
#19ACCEPTED0.04 s2, 3details
#20ACCEPTED0.04 s2, 3details
#21ACCEPTED0.27 s3details
#22--3details
#23ACCEPTED0.37 s3details
#24--3details
#25ACCEPTED0.24 s3details
#26--3details
#27ACCEPTED0.10 s3details
#28ACCEPTED0.04 s3details

Code

def getBinary(x):
    return int(x,2)

def getDecimal(x):
   return bin(x)[2:]

def isValid(string):
   string = string.replace('1', '')
   string = string.replace('0', '')
   if len(string) == 0:
      return True
   return False

def getStartIndex(a, b):
   if isValid(a):
      return a
   minVal = "1"+"0"*(len(a)-1)
   maxVal = "1"+"0"*len(a)
   a1 = int(a)
   b1 = int(b)
   for i in range(getBinary(minVal), getBinary(maxVal)+1):
      val = int(getDecimal(i))
      if val >= a1:
         if val > b1:
            return "-1"
         return str(val)


def getEndIndex(a,b):
   if isValid(b):
      return b
   minVal = "1"+"0"*(len(b)-1)
   maxVal = "1"*(len(b)+1)
   a1 = int(a)
   b1 = int(b)

   for i in range(getBinary(maxVal),getBinary(minVal)-1, -1):
      val = int(getDecimal(i))
      if val <= b1:
         if val < a1:
            return "-1"
         return str(val)

   

n = input()

for i in range(n):
   a,b = raw_input().split()
   output = 0
   if a == b:
      if isValid(a):
         output = 1
      else:
         output = 0
   else:
      first = getStartIndex(a, b)
      last = getEndIndex(a, b)
      if first != "-1" and last != "-1":
         startVal = getBinary(first)
         endVal = getBinary(last)
         output += ((endVal-startVal)+1)
   print output




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:

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

correct output
0
0
0
16
0
...

user output
(empty)

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:

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

correct output
33
32
32
32
31
...

user output
(empty)

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:

input
100000
179926689319432205 25677963778...

correct output
0
0
0
0
0
...

user output
(empty)

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:

input
100000
100110100011010102 11100011010...

correct output
74822
252594
94086
10836
11352
...

user output
(empty)

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:

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

correct output
262145
262144
262144
262144
262143
...

user output
(empty)

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