use the command load to load the data file input.txt in matlab

To load the data file input.txt in MATLAB, you can use the load command followed by the file name enclosed in single quotes:

main.m
data = load('input.txt');
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This command will create a numerical array data containing the contents of the file input.txt. Make sure that the file is located in the current working directory of MATLAB or provide the full path to the file if it's in a different directory.