CSES - Datatähti 2020 alku - Results
Submission details
Task:Lukuvälit
Sender:patamaski
Submission time:2019-10-03 18:52:55 +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
#13ACCEPTED0.32 s2, 3details
#14ACCEPTED0.32 s2, 3details
#15ACCEPTED0.34 s2, 3details
#16ACCEPTED0.33 s2, 3details
#17ACCEPTED0.32 s2, 3details
#18ACCEPTED0.31 s2, 3details
#19ACCEPTED0.01 s2, 3details
#20ACCEPTED0.01 s2, 3details
#21ACCEPTED0.36 s3details
#22ACCEPTED0.21 s3details
#23ACCEPTED0.55 s3details
#24ACCEPTED0.55 s3details
#25ACCEPTED0.21 s3details
#26ACCEPTED0.26 s3details
#27ACCEPTED0.01 s3details
#28ACCEPTED0.01 s3details

Compiler report

input/code.cpp: In function 'int laskuri(long long int)':
input/code.cpp:8:7: warning: variable 'potenssit' set but not used [-Wunused-but-set-variable]
  bool potenssit[20];
       ^~~~~~~~~

Code

#include <bits/stdc++.h>

using namespace std;

// Laskee luvulle, montako sopivaa lukua välillä [0, luku]
int laskuri(long long int luku)
{
	bool potenssit[20];
	for (int i = 0; i < 20; ++i)
	{
		potenssit[i] = 0;
	}
	int palautus = 0;
	long long int talletus;
	for (int i = 0; i < 19; ++i)
	{
		talletus = pow(10, 18 - i);
		if (luku > talletus - 1)
		{
			if (luku < 2 * talletus)
			{
				palautus += pow(2, 18-i);
//				potenssit[18-i] = 1;
				luku -= talletus;
			}
			else
			{
				palautus += pow(2, 19-i);
//				potenssit[19-i] = 1;
				break;
			}
		}
	}

	if (luku == 0)
	{
		palautus++;
	}

/*	for (int i = 0; i < 20; ++i)
	{
		if (potenssit[i] == 1)
		{
			palautus += pow(2, i);
		}
	}*/

	return palautus;
}

int main()
{
	int riveja;
	cin >> riveja;

	long long int rivi[riveja][2];
	for (int i = 0; i < riveja; ++i)
	{
		cin >> rivi[i][0];
		cin >> rivi[i][1];
	}

	int vastaus;
	for (int i = 0; i < riveja; ++i)
	{
		// Jälkimmäisestä luvusta vähennetään yksi, koska silloin esim. [1, 1] tulostuu oikein
		vastaus = laskuri(rivi[i][1]) - laskuri(rivi[i][0]-1);
		cout << vastaus << "\n";
	}

//	cout << laskuri(11) << "\n";
//	cout << pow(2, 11) << "\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: 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