Data update

Task/Loops-With-multiple-ranges/Ballerina/loops-with-multiple-ranges.ballerina

@@ -0,0 +1,82 @@
+import ballerina/io;
+
+function pow(int n, int e) returns int {
+    if e < 1 { return 1; }
+    int prod = 1;
+    foreach int i in 1...e { prod *= n; }
+    return prod;
+}
+
+function commatize(int n) returns string {
+    string s = n.toString();
+    if n < 0 { s = s.substring(1); }
+    int le = s.length();
+    foreach int i in int:range(le - 3, 0, -3) {
+        s = s.substring(0, i) + "," + s.substring(i);
+    }
+    if n >= 0 { return s; }
+    return "-" + s;
+}
+
+public function main() {
+    int prod = 1;
+    int sum = 0;
+    int x = 5;
+    int y = -5;
+    int z = -2;
+    int one = 1;
+    int three = 3;
+    int seven = 7;
+    int p = pow(11, x);
+    int j = 0;
+
+    var process = function() {
+        sum += j.abs();
+        if (prod.abs() < (1 << 27) && j != 0) { prod *= j; }
+    };
+
+    j = -three;
+    while j <= pow(3, 3) {
+        process();
+        j += three;
+    }
+
+    j = -seven;
+    while j <= seven {
+        process();
+        j += x;
+    }
+
+    j = 555;
+    while j <= 550 - y {
+        process();
+        j += 1;
+    }
+
+    j = 22;
+    while j >= -28 {
+        process();
+        j -= three;
+    }
+
+    j = 1927;
+    while j <= 1939 {
+        process();
+        j += 1;
+    }
+
+    j = x;
+    while j >= y {
+        process();
+        j -= -z;
+    }
+
+    j = p;
+    while j <= p + one {
+        process();
+        j += 1;
+    }
+
+    io:println("sum  =   ", commatize(sum));
+    io:println("prod =  ", commatize(prod));
+}