using System.Collections.Generic;
static void Main(string[] args)
var j = ieInt32().Zip(ieString(), (e1, e2) => (e1, e2));
foreach (var (e1, e2) in j)
j.ToList().ForEach(z => z.print());
private static IEnumerable<int> ieInt32()
private static IEnumerable<string> ieString()
private static void print(this object o) => Console.WriteLine(o.ToString());