Long multiplication: Difference between revisions
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m (→version 1: fixed a typo.) |
m (→version 1: reduced initial number of decimal digits.) |
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Programming note: <big>&&</big> is REXX's '''exclusive or''' operand. |
Programming note: <big>&&</big> is REXX's '''exclusive or''' operand. |
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<lang rexx>/*REXX program performs long multiplication on two numbers (without the "E"). */ |
<lang rexx>/*REXX program performs long multiplication on two numbers (without the "E"). */ |
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numeric digits |
numeric digits 300 /*be able to handle gihugeic input #s. */ |
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parse arg x y . /*obtain optional arguments from the CL*/ |
parse arg x y . /*obtain optional arguments from the CL*/ |
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if x=='' | x=="," then x=2**64 /*Not specified? Then use the default.*/ |
if x=='' | x=="," then x=2**64 /*Not specified? Then use the default.*/ |
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