using System;
class Cipher {
public static int Main(string[] args) {
if(args.Length < 2) {
Console.WriteLine("Usage: encode/decode word1 [word2...wordN]");
return 1; // return failure code
}
// if args present, first arg must be encode or decode
if(args[0] != "encode" & args[0] != "decode") {
Console.WriteLine("First arg must be encode or decode.");
return 1; // return failure code
}
for(int n=1; n < args.Length; n++) {
for(int i=0; i < args[n].Length; i++) {
if(args[0] == "encode")
Console.Write("encode");
else
Console.Write("Decode");
}
Console.Write(" ");
}
Console.WriteLine();
return 0;
}
}
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