Supported integral operations are shown below, and always begin with a percent sign (%).
|Add, multiply and divide||
||Operands and results are always integers, and any fraction obtained through division is discarded.|
|Make an assignment||
||This overwrites any earlier assignment.|
|Assign a variable to an integral expression||
||Legal characters in a variable name are A-Z, a-z, 0-9, and _ (underscore).|
||If the length argument contains multiple sequences, only the first is used.|
||Total count across the entire set of sequences provided.|
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