CSES - Datatähti 2024 loppu - Results
Submission details
Task:Sukat
Sender:Bean Benestrom
Submission time:2024-01-20 13:50:19 +0200
Language:C++17
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.00 s1, 2, 3details
#2ACCEPTED0.00 s1, 2, 3details
#3ACCEPTED0.00 s1, 2, 3details
#40.00 s1, 2, 3details
#5ACCEPTED0.00 s1, 2, 3details
#60.00 s1, 2, 3details
#7ACCEPTED0.00 s1, 2, 3details
#80.00 s2, 3details
#9ACCEPTED0.00 s2, 3details
#100.00 s2, 3details
#110.00 s2, 3details
#120.00 s2, 3details
#130.00 s2, 3details
#140.00 s2, 3details
#150.03 s3details
#16ACCEPTED0.01 s3details
#170.02 s3details
#18ACCEPTED0.03 s3details
#190.02 s3details
#200.02 s3details
#210.01 s3details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:35:10: warning: unused variable 'empty' [-Wunused-variable]
   35 |     bool empty[26]{false};
      |          ^~~~~

Code

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


int socks[26]{0};
bool empty[26]{false};
int pointerA = 0;
int pointerB = 1;


void move_pointer_b() {
    do {
        pointerB++;
        if (pointerB >= 26) break;
    } while (empty[pointerB]);
}

void move_pointer_a() {
    do {
        pointerA++;
        if (pointerA == pointerB) move_pointer_b();
        if (pointerB >= 26) break;
    } while (empty[pointerA]);
}



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

    int socks[26]{0};
    bool empty[26]{false};

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

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

    while (pointerB < 26) {
        if (socks[pointerA] <= 0) {
            move_pointer_a();
            continue;
        }
        if (socks[pointerB] <= 0) {
            move_pointer_b();
            continue;
        }

        int value = socks[pointerA] > socks[pointerB] ? socks[pointerB] : socks[pointerA];

        for (int i=0; i<value; i++) {
            PAIR1 = (char)(pointerA+'A');
            PAIR2 = (char)(pointerB+'A');
            operations.push_back(PAIR1+PAIR2);
        }

        socks[pointerA] -= value;
        socks[pointerB] -= value;
    }

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

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

    return 0;
}


// A-Z == 0-25

Test details

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

input
QBAXGXJZJS

correct output
5
XJ
ZX
SQ
JG
...

user output
5
AB
GJ
JQ
SX
...

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

input
SSSSSSSSSS

correct output
0

user output
0

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

input
SETTSESEEE

correct output
5
ES
ET
ES
ET
...

user output
5
ES
ES
ES
ET
...

Test 4

Group: 1, 2, 3

Verdict:

input
SSMRSSSSKR

correct output
4
SR
SR
SM
SK

user output
3
KM
RS
RS

Test 5

Group: 1, 2, 3

Verdict: ACCEPTED

input
BIIILIIRRL

correct output
5
IR
IL
IR
IL
...

user output
5
BI
IL
IL
IR
...

Test 6

Group: 1, 2, 3

Verdict:

input
YYGEYTDSTY

correct output
5
YT
YT
YS
YG
...

user output
4
DE
GS
TY
TY

Test 7

Group: 1, 2, 3

Verdict: ACCEPTED

input
MMMMMMMMMN

correct output
1
MN

user output
1
MN

Test 8

Group: 2, 3

Verdict:

input
XQQZJQDDJOWXDFVQUIODDJIZIQDQIW...

correct output
500
DQ
DQ
DQ
DQ
...

user output
483
BC
BC
BC
BC
...
Truncated

Test 9

Group: 2, 3

Verdict: ACCEPTED

input
IIIIIIIIIIIIIIIIIIIIIIIIIIIIII...

correct output
0

user output
0

Test 10

Group: 2, 3

Verdict:

input
KEOHHYHHAIHLLHEKIHKAHHHHOHEHHE...

correct output
493
HA
HA
HA
HA
...

user output
426
AC
AC
AC
AC
...
Truncated

Test 11

Group: 2, 3

Verdict:

input
WNNFXQNODQFSQVQQPNLQNQNNVVNXHN...

correct output
499
NQ
NQ
NQ
NQ
...

user output
424
AD
AD
AD
AD
...
Truncated

Test 12

Group: 2, 3

Verdict:

input
VGAHMMMXMMVXAAMMMOMMMXVMMMYMXT...

correct output
500
MH
MH
MH
MH
...

user output
405
AC
AC
AC
AC
...
Truncated

Test 13

Group: 2, 3

Verdict:

input
KKKKUUAKKAUKKKKFKKSVKCWKKKCVOJ...

correct output
500
KI
KI
KI
KI
...

user output
396
AB
AB
AB
AB
...
Truncated

Test 14

Group: 2, 3

Verdict:

input
VVVVVVVVVVVVVVVVVVVVVVVVVVVVVV...

correct output
100
VP
VP
VP
VP
...

user output
60
EG
EJ
JK
JK
...
Truncated

Test 15

Group: 3

Verdict:

input
FKKJJBWTSFCDEKFPOKIPWZSVKHACMC...

correct output
100000
CK
CK
CK
CK
...

user output
95196
AB
AB
AB
AB
...
Truncated

Test 16

Group: 3

Verdict: ACCEPTED

input
RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...

correct output
0

user output
0

Test 17

Group: 3

Verdict:

input
WVKKVVADNVCVKLVYVVZVKVCTNKVLVV...

correct output
99925
VC
VC
VC
VC
...

user output
59549
AB
AB
AB
AB
...
Truncated

Test 18

Group: 3

Verdict: ACCEPTED

input
BBBBBDNXDZQXBBYBBWBSBTMADXBBVZ...

correct output
99999
BE
BE
BE
BE
...

user output
99999
AB
AB
AB
AB
...
Truncated

Test 19

Group: 3

Verdict:

input
FBRDPLUMLZMLLLUFUCLEMCMULLZLFL...

correct output
100000
LU
LU
LU
LU
...

user output
82325
AB
AB
AB
AB
...
Truncated

Test 20

Group: 3

Verdict:

input
UUBUBUTUJSLUVBUXTUUMUXUXTMXUXS...

correct output
100000
UX
UX
UX
UX
...

user output
68376
AB
AB
AB
AB
...
Truncated

Test 21

Group: 3

Verdict:

input
PPPPPPPPPPEPPPPPPPPPPBOPPPPPPP...

correct output
20000
PB
PB
PB
PB
...

user output
11925
AB
AB
AB
AB
...
Truncated