Language: C++

#include<bits/stdc++.h>
#define int long long
using namespace std;
signed main(){
    string s;
    cin>>s;
    int size=s.size();
    int a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,k,r,s,t,u,v,w,x,y,z=0;
    for(int aa=0;aa<size;aa++){
        if(s[aa]=='a'){
            a++;
        }
        if(s[aa]=='b'){
            b++;
        }
        if(s[aa]=='c'){
            c++;
        }
        if(s[aa]=='d'){
            d++;
        }
        if(s[aa]=='e'){
            e++;
        }
        if(s[aa]=='f'){
            f++;
        }
        if(s[aa]=='g'){
            g++;
        }
        if(s[aa]=='h'){
            h++;
        }
        if(s[aa]=='i'){
            i++;
        }
        if(s[aa]=='j'){
            j++;
        }
        if(s[aa]=='k'){
            k++;
        }
        if(s[aa]=='l'){
            l++;
        }
        if(s[aa]=='m'){
            m++;
        }
        if(s[aa]=='n'){
            n++;
        }
        if(s[aa]=='o'){
            o++;
        }
        if(s[aa]=='p'){
            p++;
        }
        if(s[aa]=='q'){
            q++;
        }
        if(s[aa]=='r'){
            r++;
        }
        if(s[aa]=='s'){
            s++;
        }
        if(s[aa]=='t'){
            t++;
        }
        if(s[aa]=='u'){
            u++;
        }
        if(s[aa]=='v'){
            v++;
        }
        if(s[aa]=='w'){
            w++;
        }
        if(s[aa]=='x'){
            x++;
        }
        if(s[aa]=='y'){
            y++;
        }
        if(s[aa]=='z'){
            z++;
        }
    }
    cout<<((((((a+1)*(b+1)*(c+1)*(d+1)*(e+1))%1000000007)*(((f+1)*(g+1)*(h+1)*(i+1)*(j+1))%1000000007))%1000000007*((((k+1)*(l+1)*(m+1)*(n+1)*(o+1))%1000000007)*(((p+1)*(q+1)*(r+1)*(s+1)*(t+1))%1000000007))%1000000007)*((u+1)*(v+1)*(w+1)*(x+1)*(y+1)*(z+1)%1000000007))%1000000007<<endl;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:8:41: error: redeclaration of 'long long int k'
    8 |     int a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,k,r,s,t,u,v,w,x,y,z=0;
      |                                         ^
a.cc:8:29: note: 'long long int k' previously declared here
    8 |     int a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,k,r,s,t,u,v,w,x,y,z=0;
      |                             ^
a.cc:8:45: error: conflicting declaration 'long long int s'
    8 |     int a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,k,r,s,t,u,v,w,x,y,z=0;
      |                                             ^
a.cc:5:12: note: previous declaration as 'std::string s'
    5 |     string s;
      |            ^
a.cc:59:13: error: 'q' was not declared in this scope
   59 |             q++;
      |             ^
a.cc:65:14: error: no 'operator++(int)' declared for postfix '++' [-fpermissive]
   65 |             s++;
      |             ~^~
a.cc:89:171: error: 'q' was not declared in this scope
   89 |     cout<<((((((a+1)*(b+1)*(c+1)*(d+1)*(e+1))%1000000007)*(((f+1)*(g+1)*(h+1)*(i+1)*(j+1))%1000000007))%1000000007*((((k+1)*(l+1)*(m+1)*(n+1)*(o+1))%1000000007)*(((p+1)*(q+1)*(r+1)*(s+1)*(t+1))%1000000007))%1000000007)*((u+1)*(v+1)*(w+1)*(x+1)*(y+1)*(z+1)%1000000007))%1000000007<<endl;
      |                                                                                                                                                                           ^
a.cc:89:184: error: no match for 'operator+' (operand types are 'std::string' {aka 'std::__cxx11::basic_string<char>'} and 'int')
   89 |     cout<<((((((a+1)*(b+1)*(c+1)*(d+1)*(e+1))%1000000007)*(((f+1)*(g+1)*(h+1)*(i+1)*(j+1))%1000000007))%1000000007*((((k+1)*(l+1)*(m+1)*(n+1)*(o+1))%1000000007)*(((p+1)*(q+1)*(r+1)*(s+1)*(t+1))%1000000007))%1000000007)*((u+1)*(v+1)*(w+1)*(x+1)*(y+1)*(z+1)%1000000007))%1000000007<<endl;
      |                                                                                                                                                                                       ~^~
      |                                                                                                                                                                                       | |
      |                                                                                                                                                                                       | int
      |                                                                                                                                                                                       std::string {aka std::__cxx11::basic_string<char>}
In file included from /usr/include/c++/14/bits/stl_algobase.h:67,
                 from /usr/include/c++/14/algorithm:60,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:51,
                 from a.cc:1:
/usr/include/c++/14/bits/stl_iterator.h:627:5: note: candidate: 'template<class _Iterator> constexpr std::reverse_iterator<_Iterator> std::operator+(typename reverse_iterator<_Iterator>::difference_type, const reverse_iterator<_Iterator>&)'
  627 |     operator+(typename reverse_iterator<_Iterator>::difference_type __n,
      |     ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:627:5: note:   template argument deduction/substitution failed:
a.cc:89:185: note:   mismatched types 'const std::reverse_iterator<_Iterator>' and 'int'
   89 |     cout<<((((((a+1)*(b+1)*(c+1)*(d+1)*(e+1))%1000000007)*(((f+1)*(g+1)*(h+1)*(i+1)*(j+1))%1000000007))%1000000007*((((k+1)*(l+1)*(m+1)*(n+1)*(o+1))%1000000007)*(((p+1)*(q+1)*(r+1)*(s+1)*(t+1))%1000000007))%1000000007)*((u+1)*(v+1)*(w+1)*(x+1)*(y+1)*(z+1)%1000000007))%1000000007<<endl;
      |                                                                                                                                                                                         ^
/usr/include/c++/14/bits/stl_iterator.h:1798:5: note: candidate: 'template<class _Iterator> constexpr std::move_iterator<_IteratorL> std::operator+(typename move_iterator<_IteratorL>::difference_type, const move_iterator<_IteratorL>&)'
 1798 |     operator+(typename move_iterator<_Iterator>::difference_type __n,
      |     ^~~~~~~~
/usr/include/c++/14/bits/stl_iterator.h:1798:5: note:   template argument deduction/substitution failed:
a.cc:89:185: note:   mismatched types 'const std::move_iterator<_IteratorL>' and 'int'
   89 |     cout<<((((((a+1)*(b+1)*(c+1)*(d+1)*(e+1))%1000000007)*(((f+1)*(g+1)*(h+1)*(i+1)*(j+1))%1000000007))%1000000007*((((k+1)*(l+1)*(m+1)*(n+1)*(o+1))%1000000007)*(((p+1)*(q+1)*(r+1)*(s+1)*(t+1))%1000000007))%1000000007)*((u+1)*(v+1)*(w+1)*(x+1)*(y+1)*(z+1)%1000000007))%1000000007<<endl;
      |                                                                                                                                                                                         ^
In file included from /usr/include/c++/14/string:54,
                 from /usr/include/c++/14/bitset:52,
                 from /usr/include/x86_64-linux-gnu/c++/14/bits/stdc++.h:52:
/usr/include/c++/14/bits/basic_string.h:3598:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 3598 |     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3598:5: note:   template argument deduction/substitution failed:
a.cc:89:185: note:   mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
   89 |     cout<<((((((a+1)*(b+1)*(c+1)*(d+1)*(e+1))%1000000007)*(((f+1)*(g+1)*(h+1)*(i+1)*(j+1))%1000000007))%1000000007*((((k+1)*(l+1)*(m+1)*(n+1)*(o+1))%1000000007)*(((p+1)*(q+1)*(r+1)*(s+1)*(t+1))%1000000007))%1000000007)*((u+1)*(v+1)*(w+1)*(x+1)*(y+1)*(z+1)%1000000007))%1000000007<<endl;
      |                                                                                                                                                                                         ^
/usr/include/c++/14/bits/basic_string.h:3616:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const _CharT*, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 3616 |     operator+(const _CharT* __lhs,
      |     ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3616:5: note:   template argument deduction/substitution failed:
a.cc:89:185: note:   mismatched types 'const _CharT*' and 'std::__cxx11::basic_string<char>'
   89 |     cout<<((((((a+1)*(b+1)*(c+1)*(d+1)*(e+1))%1000000007)*(((f+1)*(g+1)*(h+1)*(i+1)*(j+1))%1000000007))%1000000007*((((k+1)*(l+1)*(m+1)*(n+1)*(o+1))%1000000007)*(((p+1)*(q+1)*(r+1)*(s+1)*(t+1))%1000000007))%1000000007)*((u+1)*(v+1)*(w+1)*(x+1)*(y+1)*(z+1)%1000000007))%1000000007<<endl;
      |                                                                                                                                                                                         ^
/usr/include/c++/14/bits/basic_string.h:3635:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(_CharT, const __cxx11::basic_string<_CharT, _Traits, _Allocator>&)'
 3635 |     operator+(_CharT __lhs, const basic_string<_CharT,_Traits,_Alloc>& __rhs)
      |     ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3635:5: note:   template argument deduction/substitution failed:
a.cc:89:185: note:   mismatched types 'const std::__cxx11::basic_string<_CharT, _Traits, _Allocator>' and 'int'
   89 |     cout<<((((((a+1)*(b+1)*(c+1)*(d+1)*(e+1))%1000000007)*(((f+1)*(g+1)*(h+1)*(i+1)*(j+1))%1000000007))%1000000007*((((k+1)*(l+1)*(m+1)*(n+1)*(o+1))%1000000007)*(((p+1)*(q+1)*(r+1)*(s+1)*(t+1))%1000000007))%1000000007)*((u+1)*(v+1)*(w+1)*(x+1)*(y+1)*(z+1)%1000000007))%1000000007<<endl;
      |                                                                                                                                                                                         ^
/usr/include/c++/14/bits/basic_string.h:3652:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, const _CharT*)'
 3652 |     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
      |     ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3652:5: note:   template argument deduction/substitution failed:
a.cc:89:185: note:   mismatched types 'const _CharT*' and 'int'
   89 |     cout<<((((((a+1)*(b+1)*(c+1)*(d+1)*(e+1))%1000000007)*(((f+1)*(g+1)*(h+1)*(i+1)*(j+1))%1000000007))%1000000007*((((k+1)*(l+1)*(m+1)*(n+1)*(o+1))%1000000007)*(((p+1)*(q+1)*(r+1)*(s+1)*(t+1))%1000000007))%1000000007)*((u+1)*(v+1)*(w+1)*(x+1)*(y+1)*(z+1)%1000000007))%1000000007<<endl;
      |                                                                                                                                                                                         ^
/usr/include/c++/14/bits/basic_string.h:3670:5: note: candidate: 'template<class _CharT, class _Traits, class _Alloc> std::__cxx11::basic_string<_CharT, _Traits, _Allocator> std::operator+(const __cxx11::basic_string<_CharT, _Traits, _Allocator>&, _CharT)'
 3670 |     operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, _CharT __rhs)
      |     ^~~~~~~~
/usr/include/c++/14/bits/basic_string.h:3670:5: note:   template argument deduction/substitution failed:
a.cc:89:185: note:   deduced conflicting types for parameter '_CharT' ('char' and 'int')
   89 |     cout<<((((((a+1)*(b+1)*(c+1)*(d+1)*(e+1))%1000000007)*(((f+1)*(g+1)*(h+1)*(i+1)*(j+1))%1000000007))%1000000007*((((k+1)*(l+1)*(m+1)*(n+1)*(o+1))%1000000007)*(((p+1)*(q+1)*(r+1)*(s+1)*(t+1))%1000000007))%1000000007)*((u+1)*(v+1)*(w+1)*(x+1)*(y+1)*(z+1)%1000000007))%1000000007<<endl;
      |