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#!/bin/bash
 
f() {
seq $1|factor|egrep -c :.\\S+$
}
 
for testcase in 1 2 5; do
    f $testcase
done

Success #stdin #stdout 0s 5208KB

stdin

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Standard input is empty

stdout

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0
1
3

https://ideone.com/VwKgoN

language:

Bash (bash 5.0.3)

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