Pakkaus

input/code.cpp: In function 'int main()':
input/code.cpp:19:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 0; i < s.length(); i++) {
                              ^
input/code.cpp:20:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if(i == s.length() - 1 || (!digit(s[i]) && digit(s[i+1]))) {
                        ^

#include <bits/stdc++.h>

using namespace std;

bool digit(char c) {
	return c >= '0' && c <= '9';
}

int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	
	string s;
	getline(cin, s);
	
	string cur = "";
	int cnt = 0;
	
	for(int i = 0; i < s.length(); i++) {
		if(i == s.length() - 1 || (!digit(s[i]) && digit(s[i+1]))) {
			for(int j = 0; j < cnt; j++) cout << cur << s[i];
			cur = "";
			cnt = 0;
		} else if(digit(s[i])) cnt = cnt * 10 + (s[i] - '0');
		else cur += s[i];
	}
	
	cout << endl;
}

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 1

Verdict: ACCEPTED

Test 3

Group: 1

Verdict: ACCEPTED

Test 4

Group: 1

Verdict: ACCEPTED

Test 5

Group: 1

Verdict: ACCEPTED

Test 6

Group: 2

Verdict: ACCEPTED

Test 7

Group: 2

Verdict: ACCEPTED

Test 8

Group: 2

Verdict: ACCEPTED

Test 9

Group: 2

Verdict: ACCEPTED

Test 10

Group: 2

Verdict: ACCEPTED

Test 11

Group: 3

Verdict: ACCEPTED

Test 12

Group: 3

Verdict: ACCEPTED

Test 13

Group: 3

Verdict: ACCEPTED

Test 14

Group: 3

Verdict: ACCEPTED

Test 15

Group: 3

Verdict: ACCEPTED