Monistus

input/code.cpp: In function 'int main()':
input/code.cpp:14:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |     while ( i < sana.length()) {
      |             ~~^~~~~~~~~~~~~~~

#include <iostream>
#include <vector>
#include <algorithm>
#include <ostream>
#include <array>

using namespace std;

int main() {
    string sana;
    cin >> sana;
    int i = 0;
    string uusi;
    while ( i < sana.length()) {
        if(isdigit(sana[i])) {
            int d = int(sana[i]) - 48;
            //cout << sana[i] << " sanaI\n";
            //cout << d << " d\n";
            string subbari = sana.substr(i + 1, d);
            string alku = sana.substr(0, i);
            string loppu = sana.substr(i + 1, sana.length() - i);
            //cout << subbari << " subbari\n";
            //cout << alku << " alku\n";
            //cout << loppu << " loppu\n";
            string hommeli = alku + subbari + loppu;
            sana = hommeli;
            //cout << hommeli << " \n";
        } else {
            i++;
        }
    }
    cout << sana;
}

Test 1

Group: 1, 2

Verdict: ACCEPTED

Test 2

Group: 1, 2

Verdict: ACCEPTED

Test 3

Group: 1, 2

Verdict: ACCEPTED

Test 4

Group: 1, 2

Verdict: ACCEPTED

Test 5

Group: 1, 2

Verdict: ACCEPTED

Test 6

Group: 1, 2

Verdict: ACCEPTED

Test 7

Group: 1, 2

Verdict: ACCEPTED

Test 8

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 9

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 10

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 11

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 12

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 13

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 14

Group: 2

Verdict: TIME LIMIT EXCEEDED