Language: C++

#include<iostream>
#include<fstream>
#include<algorithm>
#include<cmath>
#include<cstdio>
#include<string>
#include<cstring>
#include<cstdlib>

using namespace std;
string s,st;
void digui(int w)
{
	if(s[w]=='e')
	{
		st="";
		for(int i=w;i<=min(w+4,s.size()-1);i++)
		{
			st+=s[i];
		}
		if(st=="erase")
		{
			if(w+4==s.size()-1)
			{
				cout<<"YES";
				exit(0);
			}
			if(s[w+5]=='r')
			{
				if(w+5==s.size()-1)
				{
					cout<<"YES";
					exit(0);
				}
				digui(w+5+1);
			}
			else
			{
				digui(w+4+1);
			}
		}
		else
		return ;
	}
	if(s[w]=='d')
	{
		st="";
		for(int i=w;i<=min(w+4,s.size()-1);i++)
		{
			st+=s[i];
		}
		if(st=="dream")
		{
			if(w+4==s.size()-1)
			{
				cout<<"YES";
				exit(0);
			}
			if(s[w+5]=='r')
			{
				if(w+5==s.size()-1)
				{
					cout<<"YES";
					exit(0);
				}
				digui(w+5+1);
			}
			else
			{
				digui(w+4+1);
			}
		}
		else
		return ;
	}
}
int main()
{
	cin>>s;
	if(s[0]!='d'&&s[0]!='e')
	{
		cout<<"NO";
		return 0;
	}
	digui(0);
	cout<<"NO";
	return 0;
}

Compiler output:
a.cc: In function 'void digui(int)':
a.cc:17:35: error: no matching function for call to 'min(int, std::__cxx11::basic_string<char>::size_type)'
   17 |                 for(int i=w;i<=min(w+4,s.size()-1);i++)
      |                                ~~~^~~~~~~~~~~~~~~~
In file included from /usr/include/c++/14/string:51,
                 from /usr/include/c++/14/bits/locale_classes.h:40,
                 from /usr/include/c++/14/bits/ios_base.h:41,
                 from /usr/include/c++/14/ios:44,
                 from /usr/include/c++/14/ostream:40,
                 from /usr/include/c++/14/iostream:41,
                 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:17:35: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'})
   17 |                 for(int i=w;i<=min(w+4,s.size()-1);i++)
      |                                ~~~^~~~~~~~~~~~~~~~
/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,
                 from a.cc:3:
/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:17:35: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   17 |                 for(int i=w;i<=min(w+4,s.size()-1);i++)
      |                                ~~~^~~~~~~~~~~~~~~~
a.cc:48:35: error: no matching function for call to 'min(int, std::__cxx11::basic_string<char>::size_type)'
   48 |                 for(int i=w;i<=min(w+4,s.size()-1);i++)
      |                                ~~~^~~~~~~~~~~~~~~~
/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:48:35: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'})
   48 |                 for(int i=w;i<=min(w+4,s.size()-1);i++)
      |                                ~~~^~~~~~~~~~~~~~~~
/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:48:35: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   48 |                 for(int i=w;i<=min(w+4,s.size()-1);i++)
      |                                ~~~^~~~~~~~~~~~~~~~