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			33 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			HTML
		
	
	
	
	
	
			
		
		
	
	
			33 lines
		
	
	
		
			1.2 KiB
		
	
	
	
		
			HTML
		
	
	
	
	
	
<p>You are given an array <code>coordinates</code>, <code>coordinates[i] = [x, y]</code>, where <code>[x, y]</code> represents the coordinate of a point. Check if these points make a straight line in the XY plane.</p>
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<p> </p>
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<p> </p>
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<p><strong class="example">Example 1:</strong></p>
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<p><img alt="" src="https://assets.leetcode.com/uploads/2019/10/15/untitled-diagram-2.jpg" style="width: 336px; height: 336px;" /></p>
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<pre>
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<strong>Input:</strong> coordinates = [[1,2],[2,3],[3,4],[4,5],[5,6],[6,7]]
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<strong>Output:</strong> true
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</pre>
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<p><strong class="example">Example 2:</strong></p>
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<p><strong><img alt="" src="https://assets.leetcode.com/uploads/2019/10/09/untitled-diagram-1.jpg" style="width: 348px; height: 336px;" /></strong></p>
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<pre>
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<strong>Input:</strong> coordinates = [[1,1],[2,2],[3,4],[4,5],[5,6],[7,7]]
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<strong>Output:</strong> false
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</pre>
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<p> </p>
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<p><strong>Constraints:</strong></p>
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<ul>
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	<li><code>2 <= coordinates.length <= 1000</code></li>
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	<li><code>coordinates[i].length == 2</code></li>
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	<li><code>-10^4 <= coordinates[i][0], coordinates[i][1] <= 10^4</code></li>
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	<li><code>coordinates</code> contains no duplicate point.</li>
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</ul>
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