func_code_string: #include<bits/stdc++.h>   using namespace std;      typedef pair<int,int> pii;   typedef pair<string,int> psi;   typedef pair<int,string> pis;   typedef array<int,2> aii;   typedef array<int,3> aiii;   typedef array<int,4> aiiii;   typedef unsigned long long ull;   typedef long long int ll;   typedef array<ll,2> all;   typedef array<ll,3> alll;   typedef array<ll,4> allll;      #define pb push_back   #define ff first   #define ss second   #define MAX 200005   #define MOD 1000000007   #define INF 1e9   mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());   vector<aiii>adj[MAX];   int xMove[] = { 0,1,0,-1,1,1,-1,-1, 2, 2, -2, -2, 1, 1, -1, -1 };   int yMove[] = { 1,0,-1,0,1,-1,1,-1, 1, -1, 1, -1, 2, -2, 2, -2 };   string s;      int dp[MAX][2],n;      int solve(int i, int p)   {       if(i==n)           return 0;       if(dp[i][p]!=-1)           return dp[i][p];          int ans=0;       if(s[i]== 1 )       {           if(p==0)               ans=1+solve(i+1,1);       }       else if(s[i]== 0 )       {           if(p==1)               ans=1+solve(i+1,0);       }       else       {           if(p==0)               ans=1+solve(i+1,1);           else ans=1+solve(i+1,0);       }          return dp[i][p]=ans;   }   int main()   {       //freopen( input.in , r ,stdin);       //freopen( output.txt , w ,stdout);       cin.tie(0),cout.tie(0);       ios_base::sync_with_stdio(0);       cout.setf(ios::fixed);       cout.precision(10);       int TC=1;       int m,k,q;          cin>>TC;       for(int t1=1; t1<=TC; t1++)       {           cin>>s;           n=s.size();           for(int i=0;i<s.size();i++)               dp[i][0]=-1,dp[i][1]=-1;              ll ans=0;           for(int i=0;i<n;i++)           {               if(s[i]== 0 )                   ans+=1+solve(i+1,0);               else if(s[i]== 1 )                   ans+=1+solve(i+1,1);               else ans+=max(1+solve(i+1,0),1+solve(i+1,1));           }              cout<<ans<<  n ;       }          return 0;   }   