Submission #19726222

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Source Code Expand

#include <bits/stdc++.h>

typedef long long ll;

using namespace std;

ll Inf=10000000000000000;




int main() {
    
    int N;
    cin>>N;
    int b=0;
    int a=0;
    int c=0;
    int count=0;
    
    
    vector<string> s(N);
    
    for(int i=0;i<N;i++){
        cin>>s[i];
        if(s[i][0]=='B'){
            b++;
        }
        if(s[i][s[i].size()-1]=='A'){
            //cout<<s[i]<<endl;
            a++;
        }
        if(s[i][0]=='B'&&s[i][s[i].size()-1]=='A'){
            c++;
        }
        for(int j=0;j<s[i].size()-1;j++){
            if(s[i][j]=='A'&&s[i][j+1]=='B'){
                count++;
            }
        }
    }
    
    //cout<<count<<" : "<<a<<" : "<<b<<endl;
    
    if(a==b&&b==c){
        count+=a-1;
    }else{
        count+=min(a,b);
    }
    
    cout<<count<<endl;

    
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:36:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::__cxx11::basic_string<char>::size_type’ {aka ‘long unsigned int’} [-Wsign-compare]
   36 |         for(int j=0;j<s[i].size()-1;j++){
      |                     ~^~~~~~~~~~~~~~

Judge Result