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petko.iliev avatar petko.iliev 2 Точки

02. Shopping List Mid Exam - ПОМОЩ!!!

Здравейте колеги

Judge ми дава 50/100 и не виждам къде е проблема Моля за съдействие.
https://pastebin.com/AdEBxjG4
 

Input

You will receive an initial list with groceries separated by "!".

After that you will be receiving 4 types of commands, until you receive "Go Shopping!"

  • Urgent {item} - add the item at the start of the list.  If the item already exists, skip this command.
  • Unnecessary {item} - remove the item with the given name, only if it exists in the list. Otherwise skip this command.
  • Correct {oldItem} {newItem}if the item with the given old name exists, change its name with the new one. If it doesn't exist, skip this command.
  • Rearrange {item} - if the grocery exists in the list, remove it from its current position and add it at the end of the list.

Constraints

  • There won`t be any duplicate items in the initial list

Output

Print the list with all the groceries, joined by ", ".

  • "{firstGrocery}, {secondGrocery}, …{nthGrocery}"

Examples

Input

Output

Tomatoes!Potatoes!Bread

Unnecessary Milk

Urgent Tomatoes

Go Shopping!

Tomatoes, Potatoes, Bread

Input

Output

Milk!Pepper!Salt!Water!Banana

Urgent Salt

Unnecessary Grapes

Correct Pepper Onion

Rearrange Grapes

Correct Tomatoes Potatoes

Go Shopping!

Milk, Onion, Salt, Water, Banana

Тагове:
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C# Fundamentals
petko.iliev avatar petko.iliev 2 Точки

Намерих си грешката.
При команда Urgent ми добавяше новият итем на последна позиция а по условие го иска на първа.
с Insert(0,item) дава 100/100.

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