CSES - Datatähti 2018 alku - Results
Submission details
Task:Bittijono
Sender:mika
Submission time:2017-10-12 16:34:15 +0300
Language:C++
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
#40
Test results
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Compiler report

input/code.cpp: In function 'int alijonoc(std::string)':
input/code.cpp:15:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for (int i = 0; i < s.length(); i++)
                                ^
input/code.cpp:18:19: warning: array subscript has type 'char' [-Wchar-subscripts]
    c = c - cc[s[i]] + ccc;
                   ^
input/code.cpp:19:11: warning: array subscript has type 'char' [-Wchar-subscripts]
    cc[s[i]] = ccc;
           ^
input/code.cpp: In function 'bool scuffed(int, std::string, int)':
input/code.cpp:34:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if (n > 10 && s.length() > n / 2)
                                  ^
input/code.cpp: In function 'void strr(long int, std::vector<std::basic_string<char> >&, std::string)':
input/code.cpp:65:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if (s.size() < max_length)
                  ^
i...

Code

#include <iostream>
#include <string>
#include <vector>
#include <ctime>
using namespace std;
/*namespace abcccc
{*/
int alijonoc(string s)
{
int c = 0;
int cc[256] = { 0 };
for (int i = 0; i < s.length(); i++)
{
int ccc = 1 + c;
c = c - cc[s[i]] + ccc;
cc[s[i]] = ccc;
}
return c;
}
bool scuffed(int n, string s, int lastbit)
{
int c = alijonoc(s);
if (c == n) {
cout << s << endl;
return true;
}
if (c > n)
return false;
if (n > 10 && s.length() > n / 2)
return false;
for (int i = 0; i < 2; i++)
{
int k = 0;
if (i == 0 && lastbit == 0)
k = 1;
if (i == 1 && lastbit == 1)
k = 0;
string ns = s + to_string(k);
if (scuffed(n, ns, k))
return true;
}
return false;
}
void strr(long n, vector<string> &v, string s = "")
{
int max_length = n; // n < 4
if (n > 4)
max_length = (n / 2) + 1;
if (n > 19)
max_length = 10;
if (n > 150)
max_length = 15;
if (n > 1500)
max_length = 16;
if (n > 3000)
max_length = 18;
if (s.size() < max_length)
{
for (int i = 0; i < 2; i++)
{
string sn = s + to_string(i);
v.push_back(sn);
strr(n, v, sn);
}
}
}
string lowest(int n)
{
vector<string> vv;
strr(n, vv);
string lowstr = "";
for (int i = 0; i < vv.size(); i++)
{
int p = alijonoc(vv[i]);
if (p == n)
{
if (lowstr == "" || lowstr.size() > vv[i].size())
lowstr = vv[i];
}
}
return lowstr;
}
// 5 = 100
// 6 = 101
int main()
{
for (int i = 1; i <= 1000; i++)
{
string s = lowest(i);
cout << i << ": " << s << " length=" << s.length() << endl;
}
system("pause");
while (true) {
string s;
getline(cin, s);
cout << alijonoc(s) << endl;
if (s == "")
break;
}
while (true)
{
int n;
cin >> n;
cout << "sure: " << lowest(n) << endl;
scuffed(n, "", 0);
}
clock_t begin = clock();
clock_t end = clock();
double elapsed_secs = double(end - begin) / CLOCKS_PER_SEC;
cout << "calculated in " << elapsed_secs << endl;
system("pause");
return 0;
}
//}

Test details

Test 1

Group: 1

Verdict:

input
1

correct output
1

user output
(empty)

Test 2

Group: 1

Verdict:

input
2

correct output
11

user output
(empty)

Test 3

Group: 1

Verdict:

input
3

correct output
10

user output
(empty)

Test 4

Group: 1

Verdict:

input
4

correct output
1111

user output
(empty)

Test 5

Group: 1

Verdict:

input
5

correct output
110

user output
(empty)

Test 6

Group: 1

Verdict:

input
6

correct output
101

user output
(empty)

Test 7

Group: 1

Verdict:

input
7

correct output
1110

user output
(empty)

Test 8

Group: 1

Verdict:

input
8

correct output
1100

user output
(empty)

Test 9

Group: 1

Verdict:

input
9

correct output
1101

user output
(empty)

Test 10

Group: 1

Verdict:

input
10

correct output
1001

user output
(empty)

Test 11

Group: 2

Verdict:

input
38

correct output
1101011

user output
(empty)

Test 12

Group: 2

Verdict:

input
13

correct output
11011

user output
(empty)

Test 13

Group: 2

Verdict:

input
90

correct output
111001010

user output
(empty)

Test 14

Group: 2

Verdict:

input
25

correct output
110010

user output
(empty)

Test 15

Group: 2

Verdict:

input
82

correct output
111001101

user output
(empty)

Test 16

Group: 2

Verdict:

input
94

correct output
1100011110

user output
(empty)

Test 17

Group: 2

Verdict:

input
100

correct output
1111001001

user output
(empty)

Test 18

Group: 2

Verdict:

input
99

correct output
110010010

user output
(empty)

Test 19

Group: 2

Verdict:

input
98

correct output
110110010

user output
(empty)

Test 20

Group: 2

Verdict:

input
92

correct output
100110001

user output
(empty)

Test 21

Group: 3

Verdict:

input
1666

correct output
101101100100101

user output
(empty)

Test 22

Group: 3

Verdict:

input
897

correct output
11101001101010

user output
(empty)

Test 23

Group: 3

Verdict:

input
4466

correct output
111101010110100101

user output
(empty)

Test 24

Group: 3

Verdict:

input
4240

correct output
11011001011010101

user output
(empty)

Test 25

Group: 3

Verdict:

input
3089

correct output
1011001010100101

user output
(empty)

Test 26

Group: 3

Verdict:

input
4697

correct output
11010101101010110

user output
(empty)

Test 27

Group: 3

Verdict:

input
4608

correct output
11010110101001010

user output
(empty)

Test 28

Group: 3

Verdict:

input
4625

correct output
111011001100101001

user output
(empty)

Test 29

Group: 3

Verdict:

input
4611

correct output
11010101010101100

user output
(empty)

Test 30

Group: 3

Verdict:

input
4917

correct output
10110100101010110

user output
(empty)

Test 31

Group: 4

Verdict:

input
178555

correct output
1011010110110101010110110

user output
(empty)

Test 32

Group: 4

Verdict:

input
864856

correct output
10111010110110100100101010010

user output
(empty)

Test 33

Group: 4

Verdict:

input
112146

correct output
1101110101011001100100110

user output
(empty)

Test 34

Group: 4

Verdict:

input
741124

correct output
1011010011010101100101011010

user output
(empty)

Test 35

Group: 4

Verdict:

input
511902

correct output
1011010100011010100101001110

user output
(empty)

Test 36

Group: 4

Verdict:

input
920019

correct output
11100100101101010101001101010

user output
(empty)

Test 37

Group: 4

Verdict:

input
933943

correct output
10101011010100100110100111001

user output
(empty)

Test 38

Group: 4

Verdict:

input
973410

correct output
1011010101011010101010101001

user output
(empty)

Test 39

Group: 4

Verdict:

input
954943

correct output
10110110010011010100100110101

user output
(empty)

Test 40

Group: 4

Verdict:

input
911674

correct output
1010110010110101010101010110

user output
(empty)