Lucky item & color - LuckyCalc

A calculator that displays lucky item and lucky color for today.
The lucky item and lucky color will change every day.
It is a very easy-to-use and cute design calculator, so please use it regularly.
[Instructions of lucky item and color]
• Your lucky item and color for today will appear when you tap “Heart"-key.
[Instructions of calculator]
• To recall calculation history, tap ▼older-key until you find the history you want. After you tapped ▼older-key, if you want to recall a newer history, tap ▲newer-key until you find it.
• To clear the calculator completely including calculation history, quit the calculator.
• To clear the calculator except for the set memory and the independent memory on MR-line, tap C-key and then tap AC-key appeared, that is, double tap C-key.
• To clear the independent memory on MR-line, tap MR-key and then tap MC-key appeared, or swipe on MR-line.
• To completely clear the number you have just input on 1st-line or 2nd-line, tap C-key.
• To erase a right end number at 1st-line or 2nd-line framed in the input mode, swipe on the line.
• To change one of input numbers after a calculation, please tap the input line display to input a new number.
• Tapping Result-line display is a convenient substitute for tapping =-key.
• The developer assumes no responsibility for any loss or claims by third parties which may arise from the use of this app.