Bittipeli

input/code.cpp: In function 'bool hae()':
input/code.cpp:41:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0; i < ans.size(); i++)
                    ^
input/code.cpp:49:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 1; i < s.size(); i++){
                   ^
input/code.cpp:56:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 0; i < s.size();){
                   ^
input/code.cpp:58:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   while(i+le < s.size() && s[i+le] == s[i+le-1])
              ^

#include <bits/stdc++.h>

#define i64 long long
#define u64 unsigned long long
#define i32 int
#define u32 unsigned int

#define pii pair<int, int>
#define pll pair<long long, long long>

#define defmod 1000000007
using namespace std;\
//tee hashsegpuu, 1 ja nolla paivitys segpuulla, alueiden yhdistys set?

//hae eri sivuilta parit toisille, katso pystyyko sisustaa poistaa??

//10100110
string s; 
int n;
vector<int> ans;
unordered_set<string> d;
int nhaku = 0;
int numit = 10000000;
bool hae(){
	//cout << "nyt: " << s << endl;
	nhaku++;
	if(nhaku > numit){
		return true;
	}
	if(d.count(s))
		return false;
	d.insert(s);
	bool okk = true;
	for(int i = 1; i < n; i++){
		if(s[i] != s[i-1])
			okk = false;
	}
	
	if(okk){
		cout << ans.size() << endl;
		for(int i = 0; i < ans.size(); i++)
			cout << ans[i] << " ";
		cout << 1 << endl;
		return true;
	}
	bool re = 0;
	int num = 1;
	bool ok = false;
	for(int i = 1; i < s.size(); i++){
		if(s[i] == s[i-1])
			ok = true;
	}
	if(!ok)
		return false;
	vector<pair<pii, pair<char, int> > > haut;
	for(int i = 0; i < s.size();){
		int le = 1;
		while(i+le < s.size() && s[i+le] == s[i+le-1])
			le++;
		if(le > 1 && i!= 0 && i+le != n){

			haut.push_back({{i, le}, {s[i], num}});
			
			num++;
			if(re)
				return re;
		}
		i+=le;
		
		
	}
	random_shuffle(haut.begin(), haut.end());
	for(auto f: haut){
		ans.push_back(f.second.second);
		for(int i = f.first.first; i < f.first.first+f.first.second; i++)
			s[i] = f.second.first == '1' ? '0': '1';
		//cout << "haku: " << f.first.first << "-" << f.first.first+f.first.second << endl;
		re|=hae();

		for(int i = f.first.first; i < f.first.first+f.first.second; i++)
			s[i] = f.second.first == '1' ? '1': '0';
		ans.pop_back();
		if(re)
			return re;
	}
	return re;
}

int main(){
	srand ( unsigned ( std::time(0) ) );
	cin.sync_with_stdio(0);
	cin.tie(0);
	
	cin >> s;
	n = s.length();
	int n0 = 0, n1 = 0;
	for(int i = 0; i < n; i++){
		if(s[i] == '0')
			n0++;
		else
			n1++;
	}
	if(!hae()){
		cout << "QAQ" << endl;
	}
	if(nhaku > numit){
		cout << "QAQ" << endl;
	}
	return 0;
}

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 1

Verdict: WRONG ANSWER

Test 3

Group: 1

Verdict: WRONG ANSWER

Test 4

Group: 1

Verdict: WRONG ANSWER

Test 5

Group: 1

Verdict: WRONG ANSWER

Test 6

Group: 1

Verdict: WRONG ANSWER

Test 7

Group: 1

Verdict: WRONG ANSWER

Test 8

Group: 1

Verdict: WRONG ANSWER

Test 9

Group: 1

Verdict: WRONG ANSWER

Test 10

Group: 1

Verdict: WRONG ANSWER

Test 11

Group: 1

Verdict: WRONG ANSWER

Test 12

Group: 1

Verdict: WRONG ANSWER

Test 13

Group: 1

Verdict: WRONG ANSWER

Test 14

Group: 1

Verdict: WRONG ANSWER

Test 15

Group: 1

Verdict: WRONG ANSWER

Test 16

Group: 1

Verdict: WRONG ANSWER

Test 17

Group: 1

Verdict: ACCEPTED

Test 18

Group: 1

Verdict: WRONG ANSWER

Test 19

Group: 1

Verdict: WRONG ANSWER

Test 20

Group: 1

Verdict: ACCEPTED

Test 21

Group: 2

Verdict: ACCEPTED

Test 22

Group: 2

Verdict: WRONG ANSWER

Test 23

Group: 2

Verdict: WRONG ANSWER

Test 24

Group: 2

Verdict: WRONG ANSWER

Test 25

Group: 2

Verdict: WRONG ANSWER

Test 26

Group: 2

Verdict: WRONG ANSWER

Test 27

Group: 2

Verdict: WRONG ANSWER

Test 28

Group: 2

Verdict: WRONG ANSWER

Test 29

Group: 2

Verdict: WRONG ANSWER

Test 30

Group: 2

Verdict: WRONG ANSWER

Test 31

Group: 2

Verdict: WRONG ANSWER

Test 32

Group: 2

Verdict: WRONG ANSWER

Test 33

Group: 2

Verdict: WRONG ANSWER

Test 34

Group: 2

Verdict: WRONG ANSWER

Test 35

Group: 2

Verdict: WRONG ANSWER

Test 36

Group: 2

Verdict: ACCEPTED

Test 37

Group: 2

Verdict: ACCEPTED

Test 38

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 39

Group: 2

Verdict: WRONG ANSWER

Test 40

Group: 2

Verdict: WRONG ANSWER

Test 41

Group: 3

Verdict: ACCEPTED

Test 42

Group: 3

Verdict: WRONG ANSWER

Test 43

Group: 3

Verdict: WRONG ANSWER

Test 44

Group: 3

Verdict: WRONG ANSWER

Test 45

Group: 3

Verdict: WRONG ANSWER

Test 46

Group: 3

Verdict: WRONG ANSWER

Test 47

Group: 3

Verdict: WRONG ANSWER

Test 48

Group: 3

Verdict: WRONG ANSWER

Test 49

Group: 3

Verdict: WRONG ANSWER

Test 50

Group: 3

Verdict: WRONG ANSWER

Test 51

Group: 3

Verdict: WRONG ANSWER

Test 52

Group: 3

Verdict: WRONG ANSWER

Test 53

Group: 3

Verdict: WRONG ANSWER

Test 54

Group: 3

Verdict: WRONG ANSWER

Test 55

Group: 3

Verdict: WRONG ANSWER

Test 56

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 57

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 58

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 59

Group: 3

Verdict: WRONG ANSWER

Test 60

Group: 3

Verdict: TIME LIMIT EXCEEDED

Test 61

Group: 4

Verdict: ACCEPTED

Test 62

Group: 4

Verdict: WRONG ANSWER

Test 63

Group: 4

Verdict: WRONG ANSWER

Test 64

Group: 4

Verdict: WRONG ANSWER

Test 65

Group: 4

Verdict: WRONG ANSWER

Test 66

Group: 4

Verdict: WRONG ANSWER

Test 67

Group: 4

Verdict: WRONG ANSWER

Test 68

Group: 4

Verdict: WRONG ANSWER

Test 69

Group: 4

Verdict: WRONG ANSWER

Test 70

Group: 4

Verdict: WRONG ANSWER

Test 71

Group: 4

Verdict: WRONG ANSWER

Test 72

Group: 4

Verdict: WRONG ANSWER

Test 73

Group: 4

Verdict: WRONG ANSWER

Test 74

Group: 4

Verdict: WRONG ANSWER

Test 75

Group: 4

Verdict: WRONG ANSWER

Test 76

Group: 4

Verdict: RUNTIME ERROR

Test 77

Group: 4

Verdict: RUNTIME ERROR

Test 78

Group: 4

Verdict: RUNTIME ERROR

Test 79

Group: 4

Verdict: TIME LIMIT EXCEEDED

Test 80

Group: 4

Verdict: RUNTIME ERROR