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LeetCode 75/1431 Kids With the Greatest Number of Candies.py
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# 1431. Kids With the Greatest Number of Candies | ||
# There are n kids with candies. You are given an integer array candies, where each candies[i] represents the number of candies the ith kid has, and an integer extraCandies, denoting the number of extra candies that you have. | ||
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# Return a boolean array result of length n, where result[i] is true if, after giving the ith kid all the extraCandies, they will have the greatest number of candies among all the kids, or false otherwise. | ||
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# Note that multiple kids can have the greatest number of candies. | ||
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# Example 1: | ||
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# Input: candies = [2,3,5,1,3], extraCandies = 3 | ||
# Output: [true,true,true,false,true] | ||
# Explanation: If you give all extraCandies to: | ||
# - Kid 1, they will have 2 + 3 = 5 candies, which is the greatest among the kids. | ||
# - Kid 2, they will have 3 + 3 = 6 candies, which is the greatest among the kids. | ||
# - Kid 3, they will have 5 + 3 = 8 candies, which is the greatest among the kids. | ||
# - Kid 4, they will have 1 + 3 = 4 candies, which is not the greatest among the kids. | ||
# - Kid 5, they will have 3 + 3 = 6 candies, which is the greatest among the kids. | ||
# Example 2: | ||
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# Input: candies = [4,2,1,1,2], extraCandies = 1 | ||
# Output: [true,false,false,false,false] | ||
# Explanation: There is only 1 extra candy. | ||
# Kid 1 will always have the greatest number of candies, even if a different kid is given the extra candy. | ||
# Example 3: | ||
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# Input: candies = [12,1,12], extraCandies = 10 | ||
# Output: [true,false,true] | ||
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# Constraints: | ||
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# n == candies.length | ||
# 2 <= n <= 100 | ||
# 1 <= candies[i] <= 100 | ||
# 1 <= extraCandies <= 50 | ||
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class Solution: | ||
def kidsWithCandies(self, candies: [int], extraCandies: int) -> [bool]: | ||
maxCandies = max(candies) | ||
return [candy + extraCandies >= maxCandies for candy in candies] |
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# 605. Can Place Flowers | ||
# You have a long flowerbed in which some of the plots are planted, and some are not. However, flowers cannot be planted in adjacent plots. | ||
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# Given an integer array flowerbed containing 0's and 1's, where 0 means empty and 1 means not empty, and an integer n, return true if n new flowers can be planted in the flowerbed without violating the no-adjacent-flowers rule and false otherwise. | ||
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# Example 1: | ||
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# Input: flowerbed = [1,0,0,0,1], n = 1 | ||
# Output: true | ||
# Example 2: | ||
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# Input: flowerbed = [1,0,0,0,1], n = 2 | ||
# Output: false | ||
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# Constraints: | ||
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# 1 <= flowerbed.length <= 2 * 104 | ||
# flowerbed[i] is 0 or 1. | ||
# There are no two adjacent flowers in flowerbed. | ||
# 0 <= n <= flowerbed.length | ||
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class Solution: | ||
def canPlaceFlowers(self, flowerbed: [int], n: int) -> bool: | ||
flowerbed = [0] + flowerbed + [0] | ||
for i in range(1, len(flowerbed) - 1): | ||
if flowerbed[i] == 0 and sum(flowerbed[i - 1: i + 2]) == 0: | ||
flowerbed[i] = 1 | ||
n -= 1 | ||
return n <= 0 |
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