Data update

Task/Averages-Arithmetic-mean/Ballerina/averages-arithmetic-mean.ballerina

@@ -0,0 +1,22 @@
+import ballerina/io;
+
+function average(decimal[] a) returns decimal {
+    decimal sum = 0;
+    if a.length() == 0 { return 0d; }
+    foreach decimal i in a { sum += i; }
+    return <decimal>sum / a.length();
+}
+
+public function main() {
+    // fixed length array
+    decimal[6] a = [1, 2, 3, 4, 5, 6];
+    io:println(decimal:avg(...a));
+
+    // variable length array
+    decimal[] b = a;
+    io:println(average(b));
+
+    // empty variable length array
+    decimal[] c = [];
+    io:println(average(c));
+}

Task/Averages-Arithmetic-mean/EasyLang/averages-arithmetic-mean.easy

@@ -1,9 +1,6 @@
-proc mean . f[] r .
-   for i = 1 to len f[]
-      s += f[i]
-   .
-   r = s / len f[]
+func mean &f[] .
+   for i = 1 to len f[] : s += f[i]
+   return s / len f[]
 .
 f[] = [ 1 2 3 4 5 6 7 8 ]
-mean f[] r
-print r
+print mean f[]