1820A - Yura's New Name - CodeForces Solution

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define Appitizer  ios_base::sync_with_stdio(false); cin.tie(NULL);
#define chkvow(ch) ((ch=='a'||ch=='e'||ch=='i'||ch=='o'||ch=='u')||(ch=='A'|| ch=='E' || ch=='I'|| ch=='O'|| ch=='U'))
#define rev(v)              reverse(v.begin(),v.end())
#define srt(v)              sort(v.begin(),v.end())
#define grtsrt(v)           sort(v.begin(),v.end(),greater<int>())
#define all(v)              v.begin(),v.end()
#define mnv(v)              *min_element(v.begin(),v.end())
#define mxv(v)              *max_element(v.begin(),v.end())
#define countv(v,a)         count(v.begin(),v.end(),a)
int main()
{
    int t;
    cin>>t;
    while(t--)
    {
      string s;
      cin>>s;
      ll paps=0,k=0,d=0;
      for(int i=0;i<s.size();i++){
        if(s[i]=='_') d++;
        else{
            //cout<<d<<endl;
            if(d!=0)k+=(d-1);
            d=0;
        }
      }  
       if(s[0]=='_') k++;
       if(s[s.size()-1]=='_') k++;
       if(d!=0) k+=(d-1);
       if(s.size()==1 && s[0]=='^')k=1;
       cout<<k<<endl;

        



    }

}