CSES - Datatähti 2020 alku - Results
Submission details
Task:Lukuvälit
Sender:ph
Submission time:2019-10-10 23:01:20 +0300
Language:C++11
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.01 s1, 2, 3details
#20.01 s1, 2, 3details
#30.01 s1, 2, 3details
#40.01 s1, 2, 3details
#50.01 s1, 2, 3details
#60.01 s1, 2, 3details
#70.01 s1, 2, 3details
#80.01 s1, 2, 3details
#90.01 s1, 2, 3details
#100.01 s1, 2, 3details
#110.01 s1, 2, 3details
#120.01 s1, 2, 3details
#130.10 s2, 3details
#140.11 s2, 3details
#150.22 s2, 3details
#160.21 s2, 3details
#170.10 s2, 3details
#180.10 s2, 3details
#190.01 s2, 3details
#200.01 s2, 3details
#210.13 s3details
#220.15 s3details
#230.14 s3details
#240.14 s3details
#250.15 s3details
#260.12 s3details
#270.01 s3details
#280.01 s3details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:28:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%ld", &n);
  ~~~~~^~~~~~~~~~~
input/code.cpp:31:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld %lld", &t1, &t2);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~

Code

#include<bits/stdc++.h>
using namespace std;

long count10(long long num) {
	int nl = to_string(num).length();
	char tc = to_string(num).front();
	int fn = atoi(&tc);
	
	if (fn > 1) {
		return pow(2,nl);
	} else {
		if (nl > 1) {
			string ts = to_string(num).substr(1);
			return pow(2,nl-1) + count10(stoll(ts));
		} else {
			return pow(2,fn);
		}
	}
}

int main() {
	cout << unitbuf;
	long n;
	vector<pair<long long,long long>> l;
	vector<long> o;
	// ifstream in("dt_3_test.txt");
	// in >> n;
	scanf("%ld", &n);
	for (long i = 0; i < n; i++) {
		long long t1,t2;
		scanf("%lld %lld", &t1, &t2);
		// in >> t1;
		// in >> t2;
		pair<long long,long long> t(t1,t2);
		l.push_back(t);
	}
	auto start = chrono::high_resolution_clock::now(); 
	for (auto i : l) {
		if (i.first > 0) {
			o.push_back(count10(i.second) - count10(i.first-1));
		} else {
			o.push_back(count10(i.second));
		}
	}
	
	for (long i = 0; i < n; i++)
		printf("%ld\r",o[i]);
	auto end = chrono::high_resolution_clock::now(); 
	double time_taken =  
      chrono::duration_cast<chrono::nanoseconds>(end - start).count(); 
  
    time_taken *= 1e-9; 
  
    cout << "\nTime taken by program is : " << fixed  
         << time_taken << setprecision(9); 
    cout << " sec" << endl; 
}

Test details

Test 1

Group: 1, 2, 3

Verdict:

input
4
0 10
1 5
3 4
11 11

correct output
3
1
0
1

user output
3 1 0 1
Time taken by program is : 0.0...

Test 2

Group: 1, 2, 3

Verdict:

input
1
0 0

correct output
1

user output
1
Time taken by program is : 0.0...

Test 3

Group: 1, 2, 3

Verdict:

input
1
1000 1000

correct output
1

user output
1
Time taken by program is : 0.0...

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 0 0 1 2 2 1 2 2 1 1 ...

Test 5

Group: 1, 2, 3

Verdict:

input
9
0 0
0 1
0 10
0 11
...

correct output
1
2
3
4
5
...

user output
1 2 3 4 5 6 7 8 9
Time taken by program is : 0.0...

Test 6

Group: 1, 2, 3

Verdict:

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

correct output
9
9
9
9
9
...

user output
9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 ...

Test 7

Group: 1, 2, 3

Verdict:

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

correct output
4
6
2
5
8
...

user output
4 6 2 5 8 3 4 5 2 2 3 3 7 2 5 ...

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 0 0 0 0 0 4 4 0 0 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 4 4 6 1 6 2 1 1 1 6 ...

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 0 0 0 0 0 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 7 8 7 6 7 8 7 6 6 7 ...

Test 12

Group: 1, 2, 3

Verdict:

input
1
0 1000

correct output
9

user output
9
Time taken by program is : 0.0...

Test 13

Group: 2, 3

Verdict:

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

correct output
33
33
33
33
33
...

user output
33 33 33 33 33 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 24 0 0 16 0 0 0 0 0...

Test 15

Group: 2, 3

Verdict:

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

correct output
14
10
2
2
8
...

user output
14 10 2 2 8 18 6 6 3 1 10 15 6...

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 4 2 6 3 2 4 11 8 6 4 8 20...

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 0 0 0 0 0 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 31 32 31 30 31 ...

Test 19

Group: 2, 3

Verdict:

input
3
99999 99999
99999 100000
100000 100000

correct output
0
1
1

user output
0 1 1
Time taken by program is : 0.0...

Test 20

Group: 2, 3

Verdict:

input
1
0 100000

correct output
33

user output
33
Time taken by program is : 0.0...

Test 21

Group: 3

Verdict:

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

correct output
262145
262145
262145
262145
262145
...

user output
262145 262145 262145 262145 26...

Test 22

Group: 3

Verdict:

input
100000
179926689319432205 25677963778...

correct output
0
0
0
0
0
...

user output
0 0 0 0 0 0 0 0 0 0 0 131072 1...

Test 23

Group: 3

Verdict:

input
100000
100110100011010101 11100011010...

correct output
74822
54944
140968
252594
23521
...

user output
74822 54944 140968 252577 0 19...

Test 24

Group: 3

Verdict:

input
100000
100110100011010102 11100011010...

correct output
74822
252594
94086
10836
11352
...

user output
74822 252594 90348 -56460 0 11...

Test 25

Group: 3

Verdict:

input
100000
256779637786129463 25677963778...

correct output
0
0
0
0
0
...

user output
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...

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 26...

Test 27

Group: 3

Verdict:

input
3
999999999999999999 99999999999...

correct output
0
1
1

user output
0 1 1
Time taken by program is : 0.0...

Test 28

Group: 3

Verdict:

input
1
0 1000000000000000000

correct output
262145

user output
262145
Time taken by program is : 0.0...