Decimal to Binary Converter

August 1, 2021 - Reading time: ~1 minute

Decimal to Binary Converter

#!/bin/bash

for ((i = 32; i >= 0; i--)); do
    r=$((2 ** $i))
    Probablity+=($r)
done

[[ $# -eq 0 ]] && {
    echo -e "Usage \n \t $0 numbers"
    exit 1
}

echo -en "Decimal\t\tBinary\n"
for input_int in $@; do
    s=0
    test ${#input_int} -gt 11 && {
        echo "Support Upto 10 Digit number :: skiping \"$input_int\""
        continue
    }

    printf "%-10s\t" "$input_int"

    for n in ${Probablity[@]}; do

        if [[ $input_int -lt ${n} ]]; then
            [[ $s == 1 ]] && printf "%d" 0
        else
            printf "%d" 1
            s=1
            input_int=$(($input_int - ${n}))
        fi
    done
    echo -e
done