108 lines
1.7 KiB
Plaintext
Executable File
108 lines
1.7 KiB
Plaintext
Executable File
#!/usr/bin/env ground
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@begin
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stdout "Calculation: "
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stdin &calc
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getstrsize $calc &calcsize
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set &counter 0
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set &left ""
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set &right ""
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set &operator ' '
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set &isRight false
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## Preprocessing
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# Loop to parse input
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@loopstart
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getstrcharat $calc $counter &char
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# Remove any spaces (they're inconvenient)
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equal $char ' ' &cond
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if $cond %doneif
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# Check for operators
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# '+' operator
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inequal '+' $char &cond
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if $cond %minusOpCheck
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set &operator $char
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set &isRight true
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jump %doneif
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@minusOpCheck
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# '-' operator
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inequal '-' $char &cond
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if $cond %multiplyOpCheck
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set &operator $char
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set &isRight true
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jump %doneif
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@multiplyOpCheck
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# '*' operator
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inequal '*' $char &cond
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if $cond %divideOpCheck
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set &operator $char
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set &isRight true
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jump %doneif
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@divideOpCheck
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# '/' operator
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inequal '/' $char &cond
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if $cond %endOpChecks
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set &operator $char
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set &isRight true
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jump %doneif
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@endOpChecks
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if $isRight %isRight
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add $left $char &left
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jump %doneif
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@isRight
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add $right $char &right
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@doneif
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add 1 $counter &counter
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inequal $counter $calcsize &cond
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if $cond %loopstart
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# End loop
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## Computing
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# Convert types
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stod $left &left
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stod $right &right
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# Calculations
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# Adding
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inequal $operator '+' &cond
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if $cond %subtract
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add $left $right &result
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stdlnout $result
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jump %begin
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# Subtracting
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@subtract
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inequal $operator '-' &cond
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if $cond %multiply
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subtract $left $right &result
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stdlnout $result
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jump %begin
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# Multiplying
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@multiply
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inequal $operator '*' &cond
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if $cond %divide
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multiply $left $right &result
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stdlnout $result
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jump %begin
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# Dividing
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@divide
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inequal $operator '/' &cond
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if $cond %error
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divide $left $right &result
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stdlnout $result
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jump %begin
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@error
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stdlnout "Uh oh something terribly terrible happened lmao"
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jump %begin
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