Bittipeli

input/code.cpp: In function 'int main()':
input/code.cpp:104:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0; i < ans.size(); i++)
                    ^
input/code.cpp:86:3: warning: label 'ohi' defined but not used [-Wunused-label]
   ohi:
   ^

#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;

//1001001
//101101001011111

int main(){
	cin.sync_with_stdio(0);
	cin.tie(0);
	
	string s; cin >> s;
	vector<int> ans;
	while(s.size()){

		int n = s.length();
		vector<pair<int, pii>> lol[2];
		int y[2] = {0};
		int num = 1;
		for(int i = 0; i < n;){
			int le = 1;
			while(i+le < n && s[i+le] == s[i])
				le++;

			if(le > 1){
				lol[s[i] == '1'].push_back({num, {i, le}});

				num++;
			}
			else
				y[s[i] == '1']++;

			i+=le;
		}
		if(lol[0].size() == 0 && lol[1].size() == 0)
			break;
		
		stack<pair<int, pii> > val;
		if(lol[0].size() == 1){
			if(y[0] != 1){
				//cout << "taall " << lol[0][0].second.first << " " << lol[0][0].second.second << endl;
				val.push({lol[0][0].first, {lol[0][0].second.first, lol[0][0].second.second}});
				
			}

		}
		else if(lol[0].size() == 2){
			val.push({lol[0][0].first, {lol[0][0].second.first, lol[0][0].second.second}});
			if(lol[0][1].second.first+lol[0][1].second.second != n)
				val.push({lol[0][1].first, {lol[0][1].second.first, lol[0][1].second.second}});
		}
		else if(lol[0].size()){
			val.push({lol[0][1].first, {lol[0][1].second.first, lol[0][1].second.second}});
		}

		//cout << "val: " << val.size() << endl;
		if(lol[1].size() == 1){

			if(y[1] != 1 && val.size() == 0){ 
				//cout << "taalla " << endl;
				val.push({lol[1][0].first, {lol[1][0].second.first, lol[1][0].second.second}});
				
			}

		}
		else if(lol[1].size() == 2 && val.size() == 0){
			
			val.push({lol[1][0].first, {lol[1][0].second.first, lol[1][0].second.second}});
			if(lol[1][1].second.first+lol[1][1].second.second != n)
				val.push({lol[1][1].first, {lol[1][1].second.first, lol[1][1].second.second}});
		}
		else if(lol[1].size() > 2){
			//cout << "taalla" << endl;
			val.push({lol[1][1].first, {lol[1][1].second.first, lol[1][1].second.second}});
		}
		//cout << "val: " << val.size() << endl;
		ohi:
		int si = -1, snum = -1, sle = -1;
		if(val.size() == 0)
			break;
		si = val.top().second.first;
		sle = val.top().second.second;
		snum = val.top().first;
		ans.push_back(snum);
		s = s.substr(0, si)+s.substr(si+sle, n-(si+sle));
		//cout << s << endl;

	}

	if(s.size()){
		cout << "QAQ" << endl;
	}
	else{
		cout << ans.size() << endl;
		for(int i = 0; i < ans.size(); i++)
			cout << ans[i] << " ";
		cout << endl;
	}

	return 0;
}

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: 1

Verdict: ACCEPTED

Test 7

Group: 1

Verdict: ACCEPTED

Test 8

Group: 1

Verdict: ACCEPTED

Test 9

Group: 1

Verdict: ACCEPTED

Test 10

Group: 1

Verdict: ACCEPTED

Test 11

Group: 1

Verdict: ACCEPTED

Test 12

Group: 1

Verdict: ACCEPTED

Test 13

Group: 1

Verdict: ACCEPTED

Test 14

Group: 1

Verdict: ACCEPTED

Test 15

Group: 1

Verdict: ACCEPTED

Test 16

Group: 1

Verdict: ACCEPTED

Test 17

Group: 1

Verdict: ACCEPTED

Test 18

Group: 1

Verdict: ACCEPTED

Test 19

Group: 1

Verdict: ACCEPTED

Test 20

Group: 1

Verdict: ACCEPTED

Test 21

Group: 2

Verdict: ACCEPTED

Test 22

Group: 2

Verdict: ACCEPTED

Test 23

Group: 2

Verdict: ACCEPTED

Test 24

Group: 2

Verdict: ACCEPTED

Test 25

Group: 2

Verdict: ACCEPTED

Test 26

Group: 2

Verdict: ACCEPTED

Test 27

Group: 2

Verdict: ACCEPTED

Test 28

Group: 2

Verdict: ACCEPTED

Test 29

Group: 2

Verdict: ACCEPTED

Test 30

Group: 2

Verdict: ACCEPTED

Test 31

Group: 2

Verdict: WRONG ANSWER

Test 32

Group: 2

Verdict: ACCEPTED

Test 33

Group: 2

Verdict: ACCEPTED

Test 34

Group: 2

Verdict: ACCEPTED

Test 35

Group: 2

Verdict: ACCEPTED

Test 36

Group: 2

Verdict: ACCEPTED

Test 37

Group: 2

Verdict: ACCEPTED

Test 38

Group: 2

Verdict: WRONG ANSWER

Test 39

Group: 2

Verdict: WRONG ANSWER

Test 40

Group: 2

Verdict: ACCEPTED

Test 41

Group: 3

Verdict: ACCEPTED

Test 42

Group: 3

Verdict: ACCEPTED

Test 43

Group: 3

Verdict: ACCEPTED

Test 44

Group: 3

Verdict: ACCEPTED

Test 45

Group: 3

Verdict: ACCEPTED

Test 46

Group: 3

Verdict: ACCEPTED

Test 47

Group: 3

Verdict: ACCEPTED

Test 48

Group: 3

Verdict: ACCEPTED

Test 49

Group: 3

Verdict: ACCEPTED

Test 50

Group: 3

Verdict: ACCEPTED

Test 51

Group: 3

Verdict: ACCEPTED

Test 52

Group: 3

Verdict: ACCEPTED

Test 53

Group: 3

Verdict: ACCEPTED

Test 54

Group: 3

Verdict: ACCEPTED

Test 55

Group: 3

Verdict: ACCEPTED

Test 56

Group: 3

Verdict: ACCEPTED

Test 57

Group: 3

Verdict: ACCEPTED

Test 58

Group: 3

Verdict: WRONG ANSWER

Test 59

Group: 3

Verdict: WRONG ANSWER

Test 60

Group: 3

Verdict: ACCEPTED

Test 61

Group: 4

Verdict: ACCEPTED

Test 62

Group: 4

Verdict: ACCEPTED

Test 63

Group: 4

Verdict: ACCEPTED

Test 64

Group: 4

Verdict: ACCEPTED

Test 65

Group: 4

Verdict: ACCEPTED

Test 66

Group: 4

Verdict: ACCEPTED

Test 67

Group: 4

Verdict: WRONG ANSWER

Test 68

Group: 4

Verdict: ACCEPTED

Test 69

Group: 4

Verdict: ACCEPTED

Test 70

Group: 4

Verdict: ACCEPTED

Test 71

Group: 4

Verdict: ACCEPTED

Test 72

Group: 4

Verdict: ACCEPTED

Test 73

Group: 4

Verdict: ACCEPTED

Test 74

Group: 4

Verdict: ACCEPTED

Test 75

Group: 4

Verdict: ACCEPTED

Test 76

Group: 4

Verdict: TIME LIMIT EXCEEDED

Test 77

Group: 4

Verdict: TIME LIMIT EXCEEDED

Test 78

Group: 4

Verdict: TIME LIMIT EXCEEDED

Test 79

Group: 4

Verdict: TIME LIMIT EXCEEDED

Test 80

Group: 4

Verdict: TIME LIMIT EXCEEDED