Leetcode 1349 Solution

This article provides solution to leetcode question 1349 (check-if-it-is-a-straight-line)
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https://leetcode.com/problems/check-if-it-is-a-straight-line

Solution

class Solution:
    def checkStraightLine(self, coordinates: List[List[int]]) -> bool:
        for i in range(2, len(coordinates)):
            x1 = coordinates[0][0]
            y1 = coordinates[0][1]



            x2 = coordinates[1][0]
            y2 = coordinates[1][1]



            x3 = coordinates[i][0]
            y3 = coordinates[i][1]



            if (y2 - y1) * (x3 - x1) != (y3 - y1) * (x2 - x1):
                return False
        return True