Update ex10_24.cpp

I think the function find_first_greater is redundant. You can simply use bind in find_if.

ch10/ex10_24.cpp

@@ -27,17 +27,11 @@ auto check_size(string const& str, size_t sz)
     return str.size() < sz;
 }
 
-auto find_first_greater(vector<int> const& v, string const& str)
-{
-    auto predicate = [&](int i){ return bind(check_size, str, i)(); };
-    return find_if(v.cbegin(), v.cend(), predicate);
-}
-
 int main()
 {
     vector<int> vec{ 0, 1, 2, 3, 4, 5, 6, 7 };
     string str("123456");
-    auto result = find_first_greater(vec, str);
+    auto result = find_if(vec.begin(), vec.end(), bind(check_size, str, _1));
     if (result != vec.cend())
         cout << *result << endl;
     else