36 lines
656 B
Bash
36 lines
656 B
Bash
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#!/bin/bash
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OPERADORES_DISPONIBLES=("+" "x" "-" "/")
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VALID=false
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FINAL_SEQUENCE=""
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RE='^[0-9]+$'
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NG='^-[0-9]+$'
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for arg in $@; do
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valid_num=false
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valid_oper=false
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for oper in "${OPERADORES_DISPONIBLES[@]}"; do
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if [[ "$oper" == "$arg" ]] ; then
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valid_oper=true
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fi
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done
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if [[ $arg =~ $RE || $arg =~ $NG ]] ; then
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valid_num=true
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fi
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if [[ "$valid_num" != true && "$valid_oper" != true ]] ; then
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echo "INVALID CHARACTER DETECTED: $arg"
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exit
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fi
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if [[ $arg == "x" ]]; then
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FINAL_SEQUENCE+="* "
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else
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FINAL_SEQUENCE+="$arg "
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fi
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done
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#echo "$FINAL_SEQUENCE"
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echo "$FINAL_SEQUENCE = $(($FINAL_SEQUENCE))"
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