Initial data commit

Task/FASTA-format/Kotlin/fasta-format.kotlin

@@ -0,0 +1,30 @@
+// version 1.1.2
+
+import java.util.Scanner
+import java.io.File
+
+fun checkNoSpaces(s: String) = ' ' !in s && '\t' !in s
+
+fun main(args: Array<String>) {
+    var first = true
+    val sc = Scanner(File("input.fasta"))
+    while (sc.hasNextLine()) {
+        val line = sc.nextLine()
+        if (line[0] == '>') {
+            if (!first) println()
+            print("${line.substring(1)}: ")
+            if (first) first = false
+        }
+        else if (first) {
+            println("Error : File does not begin with '>'")
+            break
+        }
+        else if (checkNoSpaces(line))
+            print(line)
+        else {
+            println("\nError : Sequence contains space(s)")
+            break
+        }
+    }
+    sc.close()
+}