12 lines
809 B
Bash
Executable File
12 lines
809 B
Bash
Executable File
${1:?-Err. argumente 1 }
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${2:?-Err. argumente 2}
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${3:?-Err. argumente 3}
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if [ $# -eq 3 ]
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then
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declare -i delta
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delta=$(($2*$2-4*$1*$3))
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echo $delta
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else exit 1
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fi |