#2965

Find Missing and Repeated Values

newbie · 140 · lc easy +13 · verified · 83.2% accepted · 998 likes · top 95%

Description

An n x n integer matrix grid contains every integer from 1 to n² except one number b is missing and one number a appears twice.

Return [a, b].

Example 1:

Input: grid = [[1,3],[2,2]]

Output: [2,4]

Explanation: Number 2 is repeated and number 4 is missing so the answer is [2,4].

Example 2:

Input: grid = [[9,1,7],[8,9,2],[3,4,6]]

Output: [9,5]

Explanation: Number 9 is repeated and number 5 is missing so the answer is [9,5].

Code

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class Solution:
    def findMissingAndRepeatedValues(self, grid: List[List[int]]) -> List[int]:

class Solution:
    def findMissingAndRepeatedValues(self, grid: List[List[int]]) -> List[int]: