Data commit

Task/Text-processing-1/Kotlin/text-processing-1.kotlin

@@ -0,0 +1,51 @@
+// version 1.2.31
+
+import java.io.File
+
+fun main(args: Array<String>) {
+    val rx = Regex("""\s+""")
+    val file = File("readings.txt")
+    val fmt = "Line:  %s  Reject: %2d  Accept: %2d  Line_tot: %7.3f  Line_avg: %7.3f"
+    var grandTotal = 0.0
+    var readings = 0
+    var date = ""
+    var run = 0
+    var maxRun = -1
+    var finishLine = ""
+    file.forEachLine { line ->
+        val fields = line.split(rx)
+        date = fields[0]
+        if (fields.size == 49) {
+            var accept = 0
+            var total = 0.0
+            for (i in 1 until fields.size step 2) {
+                if (fields[i + 1].toInt() >= 1) {
+                    accept++
+                    total += fields[i].toDouble()
+                    if (run > maxRun) {
+                        maxRun = run
+                        finishLine = date
+                    }
+                    run = 0
+                }
+                else run++
+            }
+            grandTotal += total
+            readings += accept
+            println(fmt.format(date, 24 - accept, accept, total, total / accept))
+        }
+        else println("Line:  $date does not have 49 fields and has been ignored")
+    }
+
+    if (run > maxRun) {
+        maxRun = run
+        finishLine = date
+    }
+    val average = grandTotal / readings
+    println("\nFile     = ${file.name}")
+    println("Total    = ${"%7.3f".format(grandTotal)}")
+    println("Readings = $readings")
+    println("Average  = ${"%-7.3f".format(average)}")
+    println("\nMaximum run of $maxRun consecutive false readings")
+    println("ends at line starting with date: $finishLine")
+}