CSES - Datatähti 2018 alku - Results
Submission details
Task:Bittijono
Sender:admaingo
Submission time:2017-10-14 14:27:25 +0300
Language:C++
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
#40
Test results
testverdicttimegroup
#10.05 s1details
#20.06 s1details
#30.07 s1details
#40.04 s1details
#50.06 s1details
#60.06 s1details
#70.06 s1details
#80.05 s1details
#90.06 s1details
#100.05 s1details
#110.05 s2details
#120.05 s2details
#130.06 s2details
#140.05 s2details
#150.05 s2details
#160.04 s2details
#170.07 s2details
#180.05 s2details
#190.05 s2details
#200.05 s2details
#210.05 s3details
#220.04 s3details
#230.05 s3details
#240.05 s3details
#250.07 s3details
#260.05 s3details
#270.05 s3details
#280.06 s3details
#290.05 s3details
#300.05 s3details
#310.07 s4details
#320.10 s4details
#330.06 s4details
#340.10 s4details
#350.10 s4details
#360.12 s4details
#370.12 s4details
#380.13 s4details
#390.11 s4details
#400.11 s4details

Code

#include <iostream>
using namespace std;

const int inf = 1e9;
int solve(int a, int b, int p) {
	int res = -1; // we finish at 1, 0 instead of 1, 1
	while(b) {
		int div = a / b; // how many times we reduce b+1 from a
		if (p) {
			for (int j = 0; j < div; ++j) cout << (p == 1 ? 1 : 0);
			p = -p;
		} else {
			res += div;
		}
		int tmp = a - div * b;
		a = b;
		b = tmp;
	}
	if (a > 1) return inf;
	return res;
}

int main() {
	int n;
	cin >> n;
	n += 2;
	int best = 0;
	int steps = inf;
	for (int i = 0; i <= n - i; ++i) {
		int j = n-i;
		int val = solve(j,i,0);
		if (val < steps) {
			steps = val;
			best = i;
		}
	}
	solve(n-best, best, 1); cout << '\n';
}

Test details

Test 1

Group: 1

Verdict:

input
1

correct output
1

user output
11

Test 2

Group: 1

Verdict:

input
2

correct output
11

user output
111

Test 3

Group: 1

Verdict:

input
3

correct output
10

user output
100

Test 4

Group: 1

Verdict:

input
4

correct output
1111

user output
11111

Test 5

Group: 1

Verdict:

input
5

correct output
110

user output
1100

Test 6

Group: 1

Verdict:

input
6

correct output
101

user output
1011

Test 7

Group: 1

Verdict:

input
7

correct output
1110

user output
11100

Test 8

Group: 1

Verdict:

input
8

correct output
1100

user output
11000

Test 9

Group: 1

Verdict:

input
9

correct output
1101

user output
11011

Test 10

Group: 1

Verdict:

input
10

correct output
1001

user output
10011

Test 11

Group: 2

Verdict:

input
38

correct output
1101011

user output
11010111

Test 12

Group: 2

Verdict:

input
13

correct output
11011

user output
110111

Test 13

Group: 2

Verdict:

input
90

correct output
111001010

user output
1110010100

Test 14

Group: 2

Verdict:

input
25

correct output
110010

user output
1100100

Test 15

Group: 2

Verdict:

input
82

correct output
111001101

user output
1110011011

Test 16

Group: 2

Verdict:

input
94

correct output
1100011110

user output
11000111100

Test 17

Group: 2

Verdict:

input
100

correct output
1111001001

user output
11110010011

Test 18

Group: 2

Verdict:

input
99

correct output
110010010

user output
1100100100

Test 19

Group: 2

Verdict:

input
98

correct output
110110010

user output
1101100100

Test 20

Group: 2

Verdict:

input
92

correct output
100110001

user output
1001100011

Test 21

Group: 3

Verdict:

input
1666

correct output
101101100100101

user output
1011011001001011

Test 22

Group: 3

Verdict:

input
897

correct output
11101001101010

user output
111010011010100

Test 23

Group: 3

Verdict:

input
4466

correct output
111101010110100101

user output
1111010101101001011

Test 24

Group: 3

Verdict:

input
4240

correct output
11011001011010101

user output
110110010110101011

Test 25

Group: 3

Verdict:

input
3089

correct output
1011001010100101

user output
10110010101001011

Test 26

Group: 3

Verdict:

input
4697

correct output
11010101101010110

user output
110101011010101100

Test 27

Group: 3

Verdict:

input
4608

correct output
11010110101001010

user output
110101101010010100

Test 28

Group: 3

Verdict:

input
4625

correct output
111011001100101001

user output
1110110011001010011

Test 29

Group: 3

Verdict:

input
4611

correct output
11010101010101100

user output
110101010101011000

Test 30

Group: 3

Verdict:

input
4917

correct output
10110100101010110

user output
101101001010101100

Test 31

Group: 4

Verdict:

input
178555

correct output
1011010110110101010110110

user output
10110101101101010101101100

Test 32

Group: 4

Verdict:

input
864856

correct output
10111010110110100100101010010

user output
101110101101101001001010100100

Test 33

Group: 4

Verdict:

input
112146

correct output
1101110101011001100100110

user output
11011101010110011001001100

Test 34

Group: 4

Verdict:

input
741124

correct output
1011010011010101100101011010

user output
10110100110101011001010110100

Test 35

Group: 4

Verdict:

input
511902

correct output
1011010100011010100101001110

user output
10110101000110101001010011100

Test 36

Group: 4

Verdict:

input
920019

correct output
11100100101101010101001101010

user output
111001001011010101010011010100

Test 37

Group: 4

Verdict:

input
933943

correct output
10101011010100100110100111001

user output
101010110101001001101001110011

Test 38

Group: 4

Verdict:

input
973410

correct output
1011010101011010101010101001

user output
10110101010110101010101010011

Test 39

Group: 4

Verdict:

input
954943

correct output
10110110010011010100100110101

user output
101101100100110101001001101011

Test 40

Group: 4

Verdict:

input
911674

correct output
1010110010110101010101010110

user output
10101100101101010101010101100