[array objectAtIndex:i]开发者_运维技巧 doesn't work as an L value, so it can't be used to set the object at index i.
Use -insertObject:atIndex: or replaceObjectAtIndex:withObject:.
How to change the value of an NSMutableArray at a particular index
[array objectAtIndex:i]开发者_运维技巧 doesn\'t work as an L value, so it can\'t be used to set the object at index i.Use -insertObject:atIndex: or replaceObjectAtIndex:withObject:.
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![Interactive visualization of a graph in python [closed]](https://www.devze.com/res/2023/04-10/09/92d32fe8c0d22fb96bd6f6e8b7d1f457.gif)
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