Language: C++

#include <bits/stdc++.h>
#define rep(i, n) for(int i = 0; i < n; ++i)
#define rrep(i, n) for(int i = n-1; i >= 0; --i)
#define fi first
#define se second
using namespace std;
using lint = long long;
using uint = unsigned int;
using ulint = unsigned long long;
using ldouble = long double;
using pii = pair<int, int>;
using pli = pair<lint, lint>;
using pdd = pair<double, double>;
using pld = pair<ldouble, ldouble>;
using v1i = vector<int>;
using v1li = vector<lint>;
using v2i = vector<vector<int>>;
using v2li = vector<vector<lint>>;
using v3i = vector<vector<vector<int>>>;
using v3li = vector<vector<vector<lint>>>;
using v1b = vector<bool>;
using v2b = vector<vector<bool>>;
using v3b = vector<vector<vector<bool>>>;
using v1c = vector<char>;
using v2c = vector<vector<char>>;
using v3c = vector<vector<vector<char>>>;
constexpr lint mod1 = 1e9+7;
constexpr lint mod2 = 998244353;

int main() {
  string a, b, c;
  cin >> a >> b >> c;
  int ab = b.size(), ac = c.size(), ba = a.size(), bc = c.size(), ca = a.size(), cb = b.size();
  rep(i, a.size()){
    bool d = 1;
    rep(j, min(a.size()-i, b.size())){
      if(a[i+j] != b[j]){
        d = 0;
        break;
      }
    }
    if(i+b.size() <= a.size() && d){
      ab = 0;
      break;
    }
    else if(d){
      ab = i;
      break;
    }
  }
  rep(i, a.size()){
    bool d = 1;
    rep(j, min(a.size()-i, c.size())){
      if(a[i+j] != c[j]){
        d = 0;
        break;
      }
    }
    if(i+c.size() <= a.size() && d){
      ac = 0;
      break;
    }
    else if(d){
      ac = i;
      break;
    }
  }
  rep(i, b.size()){
    bool d = 1;
    rep(j, min(b.size()-i, a.size())){
      if(b[i+j] != a[j]){
        d = 0;
        break;
      }
    }
    if(i+a.size() <= b.size() && d){
      ba = 0;
      break;
    }
    else if(d){
      ba = i;
      break;
    }
  }
  rep(i, b.size()){
    bool d = 1;
    rep(j, min(b.size()-i, c.size())){
      if(b[i+j] != c[j]){
        d = 0;
        break;
      }
    }
    if(i+c.size() <= b.size() && d){
      bc = 0;
      break;
    }
    else if(d){
      bc = i;
      break;
    }
  }
  rep(i, c.size()){
    bool d = 1;
    rep(j, min(c.size()-i, a.size())){
      if(c[i+j] != a[j]){
        d = 0;
        break;
      }
    }
    if(i+a.size() <= c.size() && d){
      ca = 0;
      break;
    }
    else if(d){
      ca = i;
      break;
    }
  }
  rep(i, c.size()){
    bool d = 1;
    rep(j, min(c.size()-i, b.size())){
      if(c[i+j] != b[j]){
        d = 0;
        break;
      }
    }
    if(i+b.size() <= c.size() && d){
      cb = 0;
      break;
    }
    else if(d){
      cb = i;
      break;
    }
  }
  int m = 1e9;
  m = min(m, a.size() + ab + bc);
  m = min(m, a.size() + ac + cb);
  m = min(m, b.size() + ba + ac);
  m = min(m, b.size() + bc + ca);
  m = min(m, c.size() + ca + ab);
  m = min(m, c.size() + cb + ba);
  cout << m << endl;
  return 0;
}

Compiler output:
a.cc: In function 'int main()':
a.cc:137:10: error: no matching function for call to 'min(int&, std::__cxx11::basic_string<char>::size_type)'
  137 |   m = min(m, a.size() + ab + bc);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
In file included 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_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:137:10: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'})
  137 |   m = min(m, a.size() + ab + bc);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
In file included from /usr/include/c++/14/algorithm:61:
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:137:10: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
  137 |   m = min(m, a.size() + ab + bc);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
a.cc:138:10: error: no matching function for call to 'min(int&, std::__cxx11::basic_string<char>::size_type)'
  138 |   m = min(m, a.size() + ac + cb);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:138:10: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'})
  138 |   m = min(m, a.size() + ac + cb);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:138:10: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
  138 |   m = min(m, a.size() + ac + cb);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
a.cc:139:10: error: no matching function for call to 'min(int&, std::__cxx11::basic_string<char>::size_type)'
  139 |   m = min(m, b.size() + ba + ac);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:139:10: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'})
  139 |   m = min(m, b.size() + ba + ac);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:139:10: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
  139 |   m = min(m, b.size() + ba + ac);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
a.cc:140:10: error: no matching function for call to 'min(int&, std::__cxx11::basic_string<char>::size_type)'
  140 |   m = min(m, b.size() + bc + ca);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:140:10: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'})
  140 |   m = min(m, b.size() + bc + ca);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:140:10: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
  140 |   m = min(m, b.size() + bc + ca);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
a.cc:141:10: error: no matching function for call to 'min(int&, std::__cxx11::basic_string<char>::size_type)'
  141 |   m = min(m, c.size() + ca + ab);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:141:10: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'})
  141 |   m = min(m, c.size() + ca + ab);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  281 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:281:5: note:   candidate expects 3 arguments, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5686:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(initializer_list<_Tp>)'
 5686 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5686:5: note:   candidate expects 1 argument, 2 provided
/usr/include/c++/14/bits/stl_algo.h:5696:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(initializer_list<_Tp>, _Compare)'
 5696 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/14/bits/stl_algo.h:5696:5: note:   template argument deduction/substitution failed:
a.cc:141:10: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
  141 |   m = min(m, c.size() + ca + ab);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
a.cc:142:10: error: no matching function for call to 'min(int&, std::__cxx11::basic_string<char>::size_type)'
  142 |   m = min(m, c.size() + cb + ba);
      |       ~~~^~~~~~~~~~~~~~~~~~~~~~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  233 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/14/bits/stl_algobase.h:233:5: note:   template argument deduction/substitution failed:
a.cc:142:10: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'})
  142 |   m = min(m, c.size() + cb + ba);