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function traverseTree(arr, flag) {
for (let i = 0; i < arr.length; i ) {
if (arr[i].id === 1) {
flag = true;
break;
}
hljs kotlin复制代码if (arr[i].children && arr[i].children.length > 0) {
flag = traverseTree(arr[i].children, flag);
if (flag) {
break;
}
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34
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function findObjectById(obj, id, result) {
if (obj.id === id) {
result.push(obj);
}
if (obj.children && obj.children.length > 0) {
for (let i = 0; i < obj.children.length; i ) {
findObjectById(obj.children[i], id, result);
}
}
}
let result = [];
findObjectB
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python hljs复制代码import re
def evaluate_expression(expr):
nums = re.findall(r'\d ', expr)
ops = re.findall(r'[- */]', expr)
if len(nums) != len(ops) 1:
return 0
def calculate(n1, op, n2):
if op == ' ':
return n1 n2
elif
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python hljs复制代码def decrypt(ciphertext):
mapping = {'1': 'a', '2': 'b', '3': 'c', '4': 'd', '5': 'e', '6': 'f', '7': 'g', '8': 'h', '': 'i',
'10*': 'j', '11*': 'k', '12*': 'l', '13*': 'm', '14*': 'n', '15*': 'o', '16*': 'p', '17*': 'q',
'18*': 'r', '1
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python hljs复制代码def judge_winner(player1, player2):
if player1[1] == player2[1]:
return None # 平局
if (1[1] == 'A' and player2[1] == 'B') or (player1[1] == 'B' and player2[1] 'C') or (player1[1 == 'C' and player2[1] == 'A'):
return player1[0]
else:
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python hljs复制代码# 定义石头剪刀布规则函数
def find_winner(player1, player2):
if player1[1] == player2[1]:
return None
elif (player1[1] == 'A' and player2[1] == 'B') or (player1[1] == 'B' and player2[1] == 'C') or (player1[1] == 'C' and player2[1] == 'A'):
return player1[0]
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python hljs复制代码def get_winner(players):
result = []
for player in players:
if len(set(player[1] for player in players)) == 3:
return 'NuLl'
if 'A' in player[1 and 'B' in player[1]:
result.append(player[0])
elif 'B' in p
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输入示例:
aibc
输出示例:
1923
```
复制AI内容
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python hljs复制代码def string_mapping(s):
mapping = {'a': '1', 'b': '2', 'c': '3', 'd': '4', 'e': '5', 'f': '6', 'g': '7', 'h': '8', 'i': '9',
'j '10*', 'k': '11* result = ""
for char in s:
if char in mapping:
result = mapping[char]
return resu
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