HIIT game

input/code.cpp: In function 'int main()':
input/code.cpp:14:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=0; i<STALIN.size(); i++){
                                ^

#include<iostream>
#include<queue>
#include<stack>

using namespace std;


int main(){
    stack<char> HITLER;
    string STALIN;
    int MUSSOLINI=0;    
    cin>>STALIN;
    
    for(int i=0; i<STALIN.size(); i++){
        HITLER.push(STALIN[i]);
        if(HITLER.size()>=4){
            char c1,c2,c3,c4;
            c1 = HITLER.top();
            HITLER.pop();
            c2 = HITLER.top();
            HITLER.pop();
            c3 = HITLER.top();
            HITLER.pop();
            c4 = HITLER.top();
            HITLER.pop();
            if(c4 == 'H' && c3 == 'I' && c2 == 'I' && c1 == 'T'){
                MUSSOLINI++;
            }else{
                HITLER.push(c4);
                HITLER.push(c3);
                HITLER.push(c2);
                HITLER.push(c1);
            }
        }
    }
    
    if(MUSSOLINI % 2 == 1){
        cout<<"Uolevi"<<endl;
    }else{
        cout<<"Maija"<<endl;
    }
    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

Test 11

Verdict: ACCEPTED

Test 12

Verdict: ACCEPTED

Test 13

Verdict: ACCEPTED

Test 14

Verdict: ACCEPTED

Test 15

Verdict: ACCEPTED

Test 16

Verdict: ACCEPTED

Test 17

Verdict: ACCEPTED

Test 18

Verdict: ACCEPTED

Test 19

Verdict: ACCEPTED

Test 20

Verdict: ACCEPTED

Test 21

Verdict: ACCEPTED

Test 22

Verdict: ACCEPTED

Test 23

Verdict: ACCEPTED

Test 24

Verdict: ACCEPTED

Test 25

Verdict: ACCEPTED

Test 26

Verdict: ACCEPTED

Test 27

Verdict: ACCEPTED

Test 28

Verdict: ACCEPTED

Test 29

Verdict: ACCEPTED