Data commit

Task/Letter-frequency/Nanoquery/letter-frequency.nanoquery

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+// define a list to hold characters and amounts
+characters = list()
+amounts = list()
+
+// define the alphabet as a string to check only letters and numbers
+alpha = "abcdefghijklmnopqrstuvwxyz0123456789"
+
+// get the filename as an argument
+fname = args[len(args) - 1]
+
+// read the entire file into a string
+contents = new(Nanoquery.IO.File, fname).readAll()
+
+// loop through all the characters in the array
+for i in range(0, len(contents) - 1)
+	// get the character to check
+	toCheck = str(contents[i]).toLowerCase()
+
+	// check if the current character is in the array
+	if ((alpha .contains. toCheck) && (characters .contains. toCheck))
+		// if it's there, increment its amount
+		index = characters[toCheck]
+		amounts[index] = amounts[index] + 1
+	else
+		if (alpha .contains. toCheck)
+			// if it's not, add it
+			append characters toCheck
+			append amounts 0
+		end
+	end if
+end for
+
+// output the amounts
+println format("%-20s %s", "Character", "Amount")
+println "=" * 30
+for i in range(0, len(characters) - 1)
+	println format("%-20s %d", characters[i], amounts[i])
+end for