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#!/bin/bash
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clear
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WIDTH=$(tput cols)
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HEIGHT=$(tput lines)
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NUMBARS=8
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BARWIDTH=$(expr $WIDTH / $NUMBARS)
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for (( y = 0; y < $HEIGHT; y++ )); do
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for (( n = 0; n < $NUMBARS; n++ )); do
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for (( x = 0; x < $BARWIDTH; x++ )); do
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echo -en "\e[3"$n"m█"
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done
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done
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echo
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done
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