CSES - Datatähti 2024 loppu

Submission details
Task:	Sukat
Sender:	Bean Benestrom
Submission time:	2024-01-20 14:38:04 +0200
Language:	C++ (C++17)
Status:	READY
Result:	0

Feedback
group	verdict	score
#1	WRONG ANSWER	0
#2	WRONG ANSWER	0
#3	WRONG ANSWER	0

Test results
test	verdict	time	group
#1	WRONG ANSWER	0.00 s	1, 2, 3	details
#2	ACCEPTED	0.00 s	1, 2, 3	details
#3	WRONG ANSWER	0.00 s	1, 2, 3	details
#4	WRONG ANSWER	0.00 s	1, 2, 3	details
#5	WRONG ANSWER	0.00 s	1, 2, 3	details
#6	WRONG ANSWER	0.00 s	1, 2, 3	details
#7	ACCEPTED	0.00 s	1, 2, 3	details
#8	WRONG ANSWER	0.00 s	2, 3	details
#9	ACCEPTED	0.00 s	2, 3	details
#10	WRONG ANSWER	0.00 s	2, 3	details
#11	WRONG ANSWER	0.00 s	2, 3	details
#12	WRONG ANSWER	0.00 s	2, 3	details
#13	WRONG ANSWER	0.00 s	2, 3	details
#14	WRONG ANSWER	0.00 s	2, 3	details
#15	WRONG ANSWER	0.01 s	3	details
#16	ACCEPTED	0.01 s	3	details
#17	WRONG ANSWER	0.01 s	3	details
#18	WRONG ANSWER	0.01 s	3	details
#19	WRONG ANSWER	0.01 s	3	details
#20	WRONG ANSWER	0.01 s	3	details
#21	WRONG ANSWER	0.01 s	3	details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:29:13: warning: unused variable 'largest_value' [-Wunused-variable]
   29 |         int largest_value = socks[largest_index];
      |             ^~~~~~~~~~~~~

Code

#include <iostream>
#include <vector>
#include <string>
#include <queue>

int socks[26]{0};


int main() {
    std::vector<std::string> operations;
    std::string input;
    std::cin >> input;

    for (char c : input) {
        socks[c-'A']++;
    }

    auto cmp = [](int left, int right) { return socks[left] < socks[right]; };
    std::priority_queue<int, std::vector<int>, decltype(cmp)> queue(cmp);

    for (int i=0; i<26; i++)
        queue.push(i);

    std::string PAIR1 = "";
    std::string PAIR2 = "";

    while (true) {
        int largest_index = queue.top();
        int largest_value = socks[largest_index];
        queue.pop();
        int second_largest_index = queue.top();
        int second_largest_value = socks[second_largest_index];
        queue.pop();

        if (second_largest_value <= 0) break;

        PAIR1 = (char)(largest_index+'A');
        PAIR2 = (char)(second_largest_index+'A');
        operations.push_back(PAIR1+PAIR2);

        socks[largest_index]        -= second_largest_value;
        socks[second_largest_index] -= second_largest_value;

        queue.push(second_largest_index);
        queue.push(largest_index);
    }

    std::cout << operations.size() << '\n';

    for (std::string& operation : operations) {
        std::cout << operation << '\n';
    }

    return 0;
}


// A-Z == 0-25

/*

ACCEABFFZZZZ

*/

Test details

Test 1

Group: 1, 2, 3

Verdict: WRONG ANSWER

input
`QBAXGXJZJS` view save

correct output
`5 XJ ZX SQ JG ...` view save

user output
`4 JX GZ AB QS` view save

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

input
`SSSSSSSSSS` view save

correct output
`0` view save

user output
`0` view save

Test 3

Group: 1, 2, 3

Verdict: WRONG ANSWER

input
`SETTSESEEE` view save

correct output
`5 ES ET ES ET ...` view save

user output
`2 ES TE` view save

Test 4

Group: 1, 2, 3

Verdict: WRONG ANSWER

input
`SSMRSSSSKR` view save

correct output
`4 SR SR SM SK` view save

user output
`3 SR SM SK` view save

Test 5

Group: 1, 2, 3

Verdict: WRONG ANSWER

input
`BIIILIIRRL` view save

correct output
`5 IR IL IR IL ...` view save

user output
`3 IL IR BI` view save

Test 6

Group: 1, 2, 3

Verdict: WRONG ANSWER

input
`YYGEYTDSTY` view save

correct output
`5 YT YT YS YG ...` view save

user output
`4 YT YG DY ES` view save

Test 7

Group: 1, 2, 3

Verdict: ACCEPTED

input
`MMMMMMMMMN` view save

correct output
`1 MN` view save

user output
`1 MN` view save

Test 8

Group: 2, 3

Verdict: WRONG ANSWER

input
`XQQZJQDDJOWXDFVQUIODDJIZIQDQIW...` view save

correct output
`500 DQ DQ DQ DQ ...` view save

user output
`17 DQ ID JO BF ...` view save

Test 9

Group: 2, 3

Verdict: ACCEPTED

input
`IIIIIIIIIIIIIIIIIIIIIIIIIIIIII...` view save

correct output
`0` view save

user output
`0` view save

Test 10

Group: 2, 3

Verdict: WRONG ANSWER

input
`KEOHHYHHAIHLLHEKIHKAHHHHOHEHHE...` view save

correct output
`493 HA HA HA HA ...` view save

user output
`19 HA HQ HE HI ...` view save

Test 11

Group: 2, 3

Verdict: WRONG ANSWER

input
`WNNFXQNODQFSQVQQPNLQNQNNVVNXHN...` view save

correct output
`499 NQ NQ NQ NQ ...` view save

user output
`21 NQ NR ND NF ...` view save

Test 12

Group: 2, 3

Verdict: WRONG ANSWER

input
`VGAHMMMXMMVXAAMMMOMMMXVMMMYMXT...` view save

correct output
`500 MH MH MH MH ...` view save

user output
`20 MH MV MA MX ...` view save

Test 13

Group: 2, 3

Verdict: WRONG ANSWER

input
`KKKKUUAKKAUKKKKFKKSVKCWKKKCVOJ...` view save

correct output
`500 KI KI KI KI ...` view save

user output
`24 KI KS KF KV ...` view save

Test 14

Group: 2, 3

Verdict: WRONG ANSWER

input
`VVVVVVVVVVVVVVVVVVVVVVVVVVVVVV...` view save

correct output
`100 VP VP VP VP ...` view save

user output
`15 VP VR VK VL ...` view save

Test 15

Group: 3

Verdict: WRONG ANSWER

input
`FKKJJBWTSFCDEKFPOKIPWZSVKHACMC...` view save

correct output
`100000 CK CK CK CK ...` view save

user output
`25 CK DS FZ WJ ...` view save

Test 16

Group: 3

Verdict: ACCEPTED

input
`RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...` view save

correct output
`0` view save

user output
`0` view save

Test 17

Group: 3

Verdict: WRONG ANSWER

input
`WVKKVVADNVCVKLVYVVZVKVCTNKVLVV...` view save

correct output
`99925 VC VC VC VC ...` view save

user output
`25 VC VK VT VZ ...` view save

Test 18

Group: 3

Verdict: WRONG ANSWER

input
`BBBBBDNXDZQXBBYBBWBSBTMADXBBVZ...` view save

correct output
`99999 BE BE BE BE ...` view save

user output
`25 BE BQ BZ BD ...` view save

Test 19

Group: 3

Verdict: WRONG ANSWER

input
`FBRDPLUMLZMLLLUFUCLEMCMULLZLFL...` view save

correct output
`100000 LU LU LU LU ...` view save

user output
`25 LU LC LM LR ...` view save

Test 20

Group: 3

Verdict: WRONG ANSWER

input
`UUBUBUTUJSLUVBUXTUUMUXUXTMXUXS...` view save

correct output
`100000 UX UX UX UX ...` view save

user output
`25 UX UJ UT UB ...` view save

Test 21

Group: 3

Verdict: WRONG ANSWER

input
`PPPPPPPPPPEPPPPPPPPPPBOPPPPPPP...` view save

correct output
`20000 PB PB PB PB ...` view save

user output
`25 PB PK PA PI ...` view save

Datatähti 2024 loppu

Sukat

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

Tasks

Submissions (Bean Benestrom)