Four Operations Math vs 小爱口算

This is a challenging puzzle game in which the player creates a mathematical equation that achieves a target value using four given numbers and four arithmetic operations. Players must use their logical thinking and creativity to reach a different target value each time. ■ Rules * Use all numbers: All four numbers provided must be used one at a time. * Four arithmetic operations and parentheses: Add, subtract, multiply, divide, and use parentheses as many times as you like. * Target value achievement: Try to make the formula match the target value, which changes each time. ■ Operation * Tap a panel: Tap the bottom panel to add it to the end of the formula. * Drag a panel: Drag a panel to add it anywhere in the formula. * Drag & Drop: Added panels can be dragged and dropped to any desired location. * Delete panel: Added panels can be deleted by double tapping on them. ■ Game Modes * Basic Mode: The target value and the four numbers to be used are determined at random. * Custom Mode: You decide the target value and the four numbers to be used. ■ Features * Intuitive operation: Simple and easy-to-use controls allow anyone to enjoy the game immediately. * Different challenges each time: The target value changes each time, so there is always a fresh challenge awaiting you. * Promotes logical thinking: Solving puzzles develops your logical thinking and problem-solving skills. Test your computational and logical thinking skills and hone your skills while having fun. Let's give it a try!

**应用描述：** 这是一款专为小学生和家长设计的数学口算练习工具，在趣味中提升计算能力。应用涵盖加法、减法、乘法、除法四则运算，以及经典的24点益智挑战，满足不同年龄段和能力层次的练习需求。 **主要功能与特性：** - **多题型练习**：支持加、减、乘、除和24点挑战，题目自动生成，难度适中，适合日常巩固和提升。 - **积分奖励机制**：每答对一题可获得积分，答错会扣分，积分奖励可自定义，激发学习动力。 - **虚拟排行榜**：内置虚拟排行榜，帮助树立目标，增强练习趣味性。 - **个性化设置**：支持自定义昵称、头像。 - **辅助工具**：内置九九乘法表等实用工具，方便随时查阅和学习。 - **操作简便**：界面简洁，交互友好。 **隐私与安全：** - **本地存储**：所有数据均保存在本地设备，不上传云端。 - **无网络请求**：应用全程无需联网，离线即可使用。 - **不收集隐私信息**：不采集、不上传任何用户个人信息，充分保护用户的隐私安全。