Doing Some Biology Using Powershell

$RNAVirus="AUG UUU GUU UUU CUU GUU UUA UUG CCA CUA GUC UCU AGU CAG UGU GUU"

$RNAVaccine="AUG UUC GUG UUC CUG GUG CUG CUG CCU CUG GUG UCC AGC CAG UGU GUU"

$length=$RNAVirus.Length

$result=@{}

$resultantstring=""

for ($i=0;$i -lt $length;$i++) {

if ($RNAVirus[$i] -eq $RNAVaccine[$i]) {

$result[$i]=" "

}

else {

$result[$i]="!"

}

}

$RNAVirus

$RNAVaccine

for ($i=0;$i -lt $length;$i++) {

$resultantstring=$resultantstring+$result[$i]

}

$resultantstring