删除不需要的小数".0“

def remove_trailing_zeros(number):
    if isinstance(number, float) and number.is_integer():
        return int(number)
    return number

# 示例
print(remove_trailing_zeros(3.0))  # 输出: 3
print(remove_trailing_zeros(4.5))  # 输出: 4.5

function removeTrailingZeros(number) {
    if (Number.isInteger(number)) {
        return number;
    }
    return number;
}

// 示例
console.log(removeTrailingZeros(3.0));  // 输出: 3
console.log(removeTrailingZeros(4.5));  // 输出: 4.5

public class Main {
    public static Object removeTrailingZeros(double number) {
        if (number == (int) number) {
            return (int) number;
        }
        return number;
    }

    public static void main(String[] args) {
        System.out.println(removeTrailingZeros(3.0));  // 输出: 3
        System.out.println(removeTrailingZeros(4.5));  // 输出: 4.5
    }
}