Problem uploading opencat.ino

Hi everyone,

I got this message when I try to upload Opencat.ino

C:\Users\Ale\Documents\Arduino\OpenCat-main\OpenCat\OpenCat.ino:455:6: note: suggested alternative: 'init'

input block

^~~~~

init

OpenCat:857:1: error: expected '}' at end of input

}

^

exit status 1

'input' was not declared in this scope