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Heronian triangles: Difference between revisions
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→{{header|REXX}}: aligned statement and a comment.
m (→{{header|REXX}}: changed the calculation of digits (for precision) to handle different interpretations of numeric precision (using trailing zeroes).) |
m (→{{header|REXX}}: aligned statement and a comment.) |
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if pos(.,_)\==0 then iterate /*not an integer. */
parse var _ '' -1 q ; if #.q then iterate /*not good square. */
ar=Isqrt(_); if ar*ar\==_ then iterate /*area not integer.*/
if hGCD(a,b,c)\==1 then iterate /*GCD of sides ¬1. */
#=#+1 /*got prim. H. tri.*/
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