Monistus

input/code.cpp: In function 'int main()':
input/code.cpp:41:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::basic_string<char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   41 |         for (int i = 0; i < ss_queue.size(); i++)
      |                         ~~^~~~~~~~~~~~~~~~~

// https://cses.fi/484/task/B
 
#include <iostream>
#include <vector>
using namespace std;
#define ll long long
 
int main() {
    string word;
    int len;
    vector<string> w_queue;
    vector<string> ss_queue;
    string curr_w = "";
    
    cin >> word;
    
    for (int _ = 0; _ < 9; _++)
    {
    
        len = word.size();

        for (int i = 0; i < len; i++)
        {
            if (isalpha(word[i])) {
                curr_w += word[i];
            } else {
                w_queue.push_back(curr_w);
                curr_w = "";

                int number = word[i] - 48;

                ss_queue.push_back(
                    word.substr(i + 1, number)
                );

                i += number;

            }
        }
        word = "";
        for (int i = 0; i < ss_queue.size(); i++)
        {
            word += w_queue[i] += ss_queue[i] += ss_queue[i];
        }
        word += curr_w;
    
        curr_w = "";
        w_queue.clear();
        ss_queue.clear();

    }
    cout << word;
    
    }

Test 1

Group: 1, 2

Verdict: ACCEPTED

Test 2

Group: 1, 2

Verdict: ACCEPTED

Test 3

Group: 1, 2

Verdict: WRONG ANSWER

Test 4

Group: 1, 2

Verdict: ACCEPTED

Test 5

Group: 1, 2

Verdict: WRONG ANSWER

Test 6

Group: 1, 2

Verdict: WRONG ANSWER

Test 7

Group: 1, 2

Verdict: WRONG ANSWER

Test 8

Group: 2

Verdict: ACCEPTED

Test 9

Group: 2

Verdict: WRONG ANSWER

Test 10

Group: 2

Verdict: WRONG ANSWER

Test 11

Group: 2

Verdict: ACCEPTED

Test 12

Group: 2

Verdict: ACCEPTED

Test 13

Group: 2

Verdict: ACCEPTED

Test 14

Group: 2

Verdict: ACCEPTED