Data update

Task/Factorial/Langur/factorial-1.langur

@@ -1,2 +1,2 @@
-val .factorial = fn(.n) fold(fn{*}, 2 .. .n)
-writeln .factorial(7)
+val factorial = fn n: fold(fn{*}, 2 .. n)
+writeln factorial(7)

Task/Factorial/Langur/factorial-2.langur

@@ -1,2 +1,2 @@
-val .factorial = fn(.x) if(.x < 2: 1; .x * self(.x - 1))
-writeln .factorial(7)
+val factorial = fn x: if(x < 2: 1; x * fn((x - 1)))
+writeln factorial(7)

Task/Factorial/Langur/factorial-3.langur

@@ -1,9 +1,9 @@
-val .factorial = fn(.i) {
-    var .answer = 1
-    for .x in 2 .. .i {
-       .answer *= .x
+val factorial = fn(i) {
+    var answer = 1
+    for x in 2 .. i {
+       answer *= x
     }
-    .answer
+    answer
 }
 
-writeln .factorial(7)
+writeln factorial(7)

Task/Factorial/Langur/factorial-4.langur

@@ -1,2 +1,2 @@
-val .factorial = fn(.n) for[=1] .x in .n { _for *= .x }
-writeln .factorial(7)
+val factorial = fn n: for[=1] x in n { _for *= x }
+writeln factorial(7)