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  int i,j,k;
    int ans=0;
    string a,b;
    int n=s.size();
    map<string,int>mp;
    for(i=0;i<n;i++)
    {
        for(j=1;j<=n-i;j++)
        {
            a=s.substr(i,j);
            sort(a.begin(),a.end());
            mp[a]++;
        }
    }
 
    for(auto x:mp)
    {
        k=x.second;
        ans+=(k*(k-1))/2;
    }
 
return ans;

prog.cpp:3:5: error: ‘string’ does not name a type
     string a,b;
     ^~~~~~
prog.cpp:4:11: error: ‘s’ was not declared in this scope
     int n=s.size();
           ^
prog.cpp:5:5: error: ‘map’ does not name a type
     map<string,int>mp;
     ^~~
prog.cpp:6:5: error: expected unqualified-id before ‘for’
     for(i=0;i<n;i++)
     ^~~
prog.cpp:6:13: error: ‘i’ does not name a type
     for(i=0;i<n;i++)
             ^
prog.cpp:6:17: error: ‘i’ does not name a type
     for(i=0;i<n;i++)
                 ^
prog.cpp:16:5: error: expected unqualified-id before ‘for’
     for(auto x:mp)
     ^~~
prog.cpp:22:1: error: expected unqualified-id before ‘return’
 return ans;
 ^~~~~~

Standard output is empty