Merkkijono

input/code.cpp: In function 'int main()':
input/code.cpp:8:17: warning: narrowing conversion of 's.std::basic_string<_CharT, _Traits, _Alloc>::length<char, std::char_traits<char>, std::allocator<char> >()' from 'std::basic_string<char>::size_type {aka long unsigned int}' to 'int' inside { } [-Wnarrowing]
  int l{s.length()};
                 ^
input/code.cpp:12:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j{0}; f && j < s.length(); j++) {
                                   ^

#include <iostream>
using namespace std;

int main() {
	string s;
	cin >> s;
	int l{s.length()};
	bool f{1};
	int i{0};
	while(i < l) {
		for(int j{0}; f && j < s.length(); j++) {
			int k{1};
			for (; s[j+k] == s[j]; k++) {
				f = 0;
			}
			if (k > 1) s = s.substr(0,j) + s.substr(j+k);
		}
		f = 1;
		i++;
	}
	cout << s;
	return 0;
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: ACCEPTED

Test 10

Verdict: ACCEPTED