鍦烘櫙涓€锛歅ython鍦ㄨ嚜鍔ㄥ寲娴嬭瘯涓殑鏁板€兼牎楠?/h3>

褰撳紑鍙戠數鍟嗕环鏍肩洃鎺х郴缁熸椂锛岄渶瀹炴椂鍒ゆ柇娲诲姩浠锋槸鍚︿綆浜庡巻鍙插簳浠凤細

python澶嶅埗
def compare_prices(current_price, historical_low):
    if current_price < historical_low:
        print("鈿狅笍 鍙戠幇鏂板簳浠凤紒")
    elif current_price == historical_low:
        print("馃數 浠锋牸鎸佸钩鏈€浣庤褰?)
    else:
        print("馃敶 褰撳墠浠锋牸楂樹簬鍘嗗彶搴曚环")

# 璋冪敤绀轰緥锛堝惈娴偣鏁扮簿搴﹀鐞嗭級
compare_prices(299.9999999, 300.0)  # 杈撳嚭鎸佸钩缁撴灉

---

鍦烘櫙浜岋細Java鍦ㄩ噾铻岮pp涓殑椋庢帶鍒ゆ柇

閾惰瀹㈡埛绔渶楠岃瘉杞处閲戦涓嶈秴杩囪处鎴蜂綑棰濇椂锛岄噰鐢ㄧ被鍨嬪畨鍏ㄦ瘮杈冩柟妗堬細

java澶嶅埗
public class BalanceValidator {
    public static void checkTransfer(Double balance, Double amount) {
        // 澶勭悊null鍊煎強绮惧害闂
        if (balance.compareTo(amount) >= 0) {
            System.out.println("鉁?鍙浆璐﹂噾棰濓細" + amount);
        } else {
            System.out.println("鉂?浣欓涓嶈冻锛屽樊棰濓細" + (amount - balance));
        }
    }
    
    // 娴嬭瘯妗堜緥锛圔igDecimal鏇翠匠锛屾澶勬紨绀哄熀鏈€昏緫锛?/span>
    public static void main(String[] args) {
        checkTransfer(1500.0, 2000.0);  // 瑙﹀彂椋庢帶鎻愮ず
    }
}

鍦烘櫙涓夛細JavaScript鍦ㄥ湪绾胯€冭瘯绯荤粺鐨勫疄鏃惰瘎鍒?/h3>

缃戦〉绔紪绋嬮鑷姩鍒ゅ垎鏃讹紝闇€澶勭悊鐢ㄦ埛杈撳叆鐨勫绉嶆暟鎹被鍨嬶細

javascript澶嶅埗
function validateAnswer(userInput, standardAnswer) {
    // 寮哄埗绫诲瀷杞崲閬垮厤"2">"10"鐨勫瓧绗︿覆姣旇緝闂
    const numInput = Number(userInput);
    const numAnswer = Number(standardAnswer);
    
    if (isNaN(numInput)) return "杈撳叆闈炴暟鍊?;
    return numInput === numAnswer ? "鉁旓笍 绛旀姝ｇ‘" : 
           numInput > numAnswer ? "鉂?缁撴灉鍋忓ぇ" : "鉂?缁撴灉鍋忓皬";
}

// 娴嬭瘯鍖呭惈瀛楃涓叉暟瀛楃殑鍦烘櫙
console.log(validateAnswer("005", 5));  // 鉁旓笍 绛旀姝ｇ‘
console.log(validateAnswer("5a", 5));  // 杈撳叆闈炴暟鍊?/span>

---

璺ㄨ瑷€閬垮潙鎸囧崡锛堢湡瀹炲紑鍙戠粡楠岋級

1. 鈥?strong>鈥嬮殣寮忚浆鎹㈤櫡闃扁€?/strong>鈥嬶細JavaScript涓?code>"5" > 4杩攖rue锛屼絾"5" > "10"涔熻繑true
2. 鈥?strong>鈥嬪璞℃瘮杈冭鍖衡€?/strong>鈥嬶細Java鐨?code>new Integer(100) == new Integer(100)杩攆alse
3. 鈥?strong>鈥嬬簿搴﹀鐞嗘柟妗堚€?/strong>鈥嬶細閲戣瀺绯荤粺鎺ㄨ崘浣跨敤BigDecimal(Python鐢―ecimal)
4. 鈥?strong>鈥嬬┖鍊奸槻寰℃満鍒垛€?/strong>鈥嬶細Java闇€澶勭悊null.compareTo()鐨凬PE寮傚父

鈻?涓夌璇█鏍稿績宸紓鍙鍖栧姣?/em>