CSES - HIIT Open 2017

Submission details
Task:	Dynamic duo
Sender:	kyy-kol
Submission time:	2017-05-27 12:15:34 +0300
Language:	C++
Status:	READY
Result:	ACCEPTED

Test results
test	verdict	time
#1	ACCEPTED	0.06 s	details
#2	ACCEPTED	0.06 s	details
#3	ACCEPTED	0.03 s	details
#4	ACCEPTED	0.07 s	details
#5	ACCEPTED	0.03 s	details
#6	ACCEPTED	0.06 s	details
#7	ACCEPTED	0.05 s	details
#8	ACCEPTED	0.04 s	details
#9	ACCEPTED	0.05 s	details
#10	ACCEPTED	0.06 s	details
#11	ACCEPTED	0.04 s	details
#12	ACCEPTED	0.05 s	details
#13	ACCEPTED	0.05 s	details
#14	ACCEPTED	0.04 s	details
#15	ACCEPTED	0.05 s	details
#16	ACCEPTED	0.04 s	details
#17	ACCEPTED	0.05 s	details
#18	ACCEPTED	0.04 s	details
#19	ACCEPTED	0.05 s	details
#20	ACCEPTED	0.05 s	details
#21	ACCEPTED	0.07 s	details
#22	ACCEPTED	0.04 s	details
#23	ACCEPTED	0.06 s	details
#24	ACCEPTED	0.06 s	details
#25	ACCEPTED	0.06 s	details
#26	ACCEPTED	0.05 s	details
#27	ACCEPTED	0.04 s	details
#28	ACCEPTED	0.05 s	details
#29	ACCEPTED	0.04 s	details
#30	ACCEPTED	0.05 s	details
#31	ACCEPTED	0.05 s	details
#32	ACCEPTED	0.03 s	details
#33	ACCEPTED	0.05 s	details
#34	ACCEPTED	0.04 s	details
#35	ACCEPTED	0.05 s	details
#36	ACCEPTED	0.04 s	details
#37	ACCEPTED	0.03 s	details
#38	ACCEPTED	0.04 s	details
#39	ACCEPTED	0.06 s	details
#40	ACCEPTED	0.05 s	details
#41	ACCEPTED	0.05 s	details
#42	ACCEPTED	0.04 s	details
#43	ACCEPTED	0.05 s	details
#44	ACCEPTED	0.12 s	details
#45	ACCEPTED	0.11 s	details
#46	ACCEPTED	0.11 s	details
#47	ACCEPTED	0.17 s	details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:23:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < s.size()/2; ++i) {
                                  ^

Code

#include <iostream>
#include <map>

using namespace std;
int cc[26];
multimap<int, int> ca;
int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);
    string s;
    cin >> s;
    if (s.size()%2) {
        cout << -1 << endl;
        return 0;
    }
    string a, b;
    for (char c : s) {
        cc[c-'A']++;
    }
    for (int ci = 0; ci < 26; ++ci) {
        if (cc[ci]) ca.insert({cc[ci], ci});
    }
    for (int i = 0; i < s.size()/2; ++i) {
        if (ca.size()<2) {
            cout << -1 << endl;
            return 0;
        }
        int q = (--ca.end())->second; ca.erase(--ca.end());
        int w = (--ca.end())->second; ca.erase(--ca.end());
        a.push_back(q+'A');
        b.push_back(w+'A');
        cc[w]--; cc[q]--;
        if (cc[w]) ca.insert({cc[w], w});
        if (cc[q]) ca.insert({cc[q], q});
    }
    cout << a << endl;
    cout << b << endl;
}

Test details

Test 1

Verdict: ACCEPTED

input
`BA` view save

correct output
`A B` view save

user output
`B A` view save

Test 2

Verdict: ACCEPTED

input
`AA` view save

correct output
`-1` view save

user output
`-1` view save

Test 3

Verdict: ACCEPTED

input
`CAAB` view save

correct output
`AA BC` view save

user output
`AA CB` view save

Test 4

Verdict: ACCEPTED

input
`BABA` view save

correct output
`AA BB` view save

user output
`BB AA` view save

Test 5

Verdict: ACCEPTED

input
`BBCCAA` view save

correct output
`AAB BCC` view save

user output
`CAA BCB` view save

Test 6

Verdict: ACCEPTED

input
`AAAB` view save

correct output
`-1` view save

user output
`-1` view save

Test 7

Verdict: ACCEPTED

input
`BAABAC` view save

correct output
`AAA BBC` view save

user output
`AAA BBC` view save

Test 8

Verdict: ACCEPTED

input
`ABABAB` view save

correct output
`AAA BBB` view save

user output
`BBB AAA` view save

Test 9

Verdict: ACCEPTED

input
`BCBACAAB` view save

correct output
`AAAB BBCC` view save

user output
`BBCC AABA` view save

Test 10

Verdict: ACCEPTED

input
`AAAA` view save

correct output
`-1` view save

user output
`-1` view save

Test 11

Verdict: ACCEPTED

input
`AABCAA` view save

correct output
`-1` view save

user output
`-1` view save

Test 12

Verdict: ACCEPTED

input
`AAABBA` view save

correct output
`-1` view save

user output
`-1` view save

Test 13

Verdict: ACCEPTED

input
`BBAACCAA` view save

correct output
`AAAA BBCC` view save

user output
`AAAA CBBC` view save

Test 14

Verdict: ACCEPTED

input
`ABAACBBA` view save

correct output
`AAAA BBBC` view save

user output
`AAAA BBBC` view save

Test 15

Verdict: ACCEPTED

input
`BBCCABAAAC` view save

correct output
`AAAAB BBCCC` view save

user output
`AAACC CBBAB` view save

Test 16

Verdict: ACCEPTED

input
`BAAABABB` view save

correct output
`AAAA BBBB` view save

user output
`BBBB AAAA` view save

Test 17

Verdict: ACCEPTED

input
`CBBACABBAA` view save

correct output
`AAAAB BBBCC` view save

user output
`BBBCC AAABA` view save

Test 18

Verdict: ACCEPTED

input
`BCACBAACBABC` view save

correct output
`AAAABB BBCCCC` view save

user output
`CAAACC BCBBAB` view save

Test 19

Verdict: ACCEPTED

input
`AAAABA` view save

correct output
`-1` view save

user output
`-1` view save

Test 20

Verdict: ACCEPTED

input
`BAAAACBA` view save

correct output
`-1` view save

user output
`-1` view save

Test 21

Verdict: ACCEPTED

input
`BBAAAABA` view save

correct output
`-1` view save

user output
`-1` view save

Test 22

Verdict: ACCEPTED

input
`BAACCBABAA` view save

correct output
`AAAAA BBBCC` view save

user output
`AAAAA BBCCB` view save

Test 23

Verdict: ACCEPTED

input
`BABACAABAB` view save

correct output
`AAAAA BBBBC` view save

user output
`AAAAA BBBBC` view save

Test 24

Verdict: ACCEPTED

input
`CCAABBABCBAA` view save

correct output
`AAAAAB BBBCCC` view save

user output
`AAAABB BBCCAC` view save

Test 25

Verdict: ACCEPTED

input
`AABBAAABBB` view save

correct output
`AAAAA BBBBB` view save

user output
`BBBBB AAAAA` view save

Test 26

Verdict: ACCEPTED

input
`BABAACACBBAB` view save

correct output
`AAAAAB BBBBCC` view save

user output
`BBBBCC AAAABA` view save

Test 27

Verdict: ACCEPTED

input
`AABBBCCABCABAC` view save

correct output
`AAAAABB BBBCCCC` view save

user output
`BBCCCBB AABAACA` view save

Test 28

Verdict: ACCEPTED

input
`AAAAAA` view save

correct output
`-1` view save

user output
`-1` view save

Test 29

Verdict: ACCEPTED

input
`AABACAAA` view save

correct output
`-1` view save

user output
`-1` view save

Test 30

Verdict: ACCEPTED

input
`BAAABAAA` view save

correct output
`-1` view save

user output
`-1` view save

Test 31

Verdict: ACCEPTED

input
`ABAABAACAC` view save

correct output
`-1` view save

user output
`-1` view save

Test 32

Verdict: ACCEPTED

input
`AAAABACBBA` view save

correct output
`-1` view save

user output
`-1` view save

Test 33

Verdict: ACCEPTED

input
`BABCCBAACAAA` view save

correct output
`AAAAAA BBBCCC` view save

user output
`AAAAAA CBBCCB` view save

Test 34

Verdict: ACCEPTED

input
`BBBAAAABAA` view save

correct output
`-1` view save

user output
`-1` view save

Test 35

Verdict: ACCEPTED

input
`ABBABBAAACCA` view save

correct output
`AAAAAA BBBBCC` view save

user output
`AAAAAA BBBCCB` view save

Test 36

Verdict: ACCEPTED

input
`BCACABBACACABA` view save

correct output
`AAAAAAB BBBCCCC` view save

user output
`AAAAABB CBBCCAC` view save

Test 37

Verdict: ACCEPTED

input
`BAABCBAAAABB` view save

correct output
`AAAAAA BBBBBC` view save

user output
`AAAAAA BBBBBC` view save

Test 38

Verdict: ACCEPTED

input
`ABBAACCABBCABA` view save

correct output
`AAAAAAB BBBBCCC` view save

user output
`AAAAABB BBBCCAC` view save

Test 39

Verdict: ACCEPTED

input
`ABCACCBABBAACABC` view save

correct output
`AAAAAABB BBBCCCCC` view save

user output
`AAACCCAA CBBABBCB` view save

Test 40

Verdict: ACCEPTED

input
`ABBBAAABBABA` view save

correct output
`AAAAAA BBBBBB` view save

user output
`BBBBBB AAAAAA` view save

Test 41

Verdict: ACCEPTED

input
`AAACAABBCABBBB` view save

correct output
`AAAAAAB BBBBBCC` view save

user output
`BBBBBCC AAAAABA` view save

Test 42

Verdict: ACCEPTED

input
`BCBBBCAABABCCAAA` view save

correct output
`AAAAAABB BBBBCCCC` view save

user output
`BBBCCCBB AAABAACA` view save

Test 43

Verdict: ACCEPTED

input
`BBCBAABACCCBAACACB` view save

correct output
`AAAAAABBB BBBCCCCCC` view save

user output
`CAAACCCAA BCBBABBCB` view save

Test 44

Verdict: ACCEPTED

input
`BBABBABABAABAAABBAAABBBBBBAABB...` view save

correct output
`AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...` view save

user output
`BBBBBBBBBBBBBBBBBBBBBBBBBBBBBB...` view save

Test 45

Verdict: ACCEPTED

input
`AAAABABABBBBABAABBBABBBBBABBAB...` view save

correct output
`-1` view save

user output
`-1` view save

Test 46

Verdict: ACCEPTED

input
`ABBBAABAABAAABBAAAAABBBABAAAAB...` view save

correct output
`-1` view save

user output
`-1` view save

Test 47

Verdict: ACCEPTED

input
`XOQPQRNTLADFTEQSZYBMIRXWHSQDCM...` view save

correct output
`AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...` view save

user output
`QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ...` view save

HIIT Open 2017

Dynamic duo

Compiler report

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Test 16

Test 17

Test 18

Test 19

Test 20

Test 21

Test 22

Test 23

Test 24

Test 25

Test 26

Test 27

Test 28

Test 29

Test 30

Test 31

Test 32

Test 33

Test 34

Test 35

Test 36

Test 37

Test 38

Test 39

Test 40

Test 41

Test 42

Test 43

Test 44

Test 45

Test 46

Test 47

Tasks

Submissions (kyy-kol)