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Task/Pythagorean-triples/Lasso/pythagorean-triples.lasso

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+// Brute Force: Too slow for large numbers
+define num_pythagorean_triples(max_perimeter::integer) => {
+   local(max_b) = (#max_perimeter / 3)*2
+
+   return (
+      with a in 1 to (#max_b - 1)
+      sum integer(
+         with b in (#a + 1) to #max_b
+         let c = math_sqrt(#a*#a + #b*#b)
+         where #c == integer(#c)
+         where #c > #b
+         where (#a+#b+#c) <= #max_perimeter
+         sum 1
+      )
+   )
+}
+stdout(`Number of Pythagorean Triples in a Perimeter of 100: `)
+stdoutnl(num_pythagorean_triples(100))