using System;
using System.Linq;
using System.Text.RegularExpressions;
public class Test
{
public static void Main()
{
var s = "3+6/87*120";
var tokens = Regex.Matches(s, @"[-+/*]|\d+").OfType<Match>().Select(m => m.Value).ToList();
Console.WriteLine(String.Join("\n", tokens));
}
}
dXNpbmcgU3lzdGVtOwp1c2luZyBTeXN0ZW0uTGlucTsKdXNpbmcgU3lzdGVtLlRleHQuUmVndWxhckV4cHJlc3Npb25zOwoKcHVibGljIGNsYXNzIFRlc3QKewogIHB1YmxpYyBzdGF0aWMgdm9pZCBNYWluKCkKICB7CiAgICB2YXIgcyA9ICIzKzYvODcqMTIwIjsKICAgIHZhciB0b2tlbnMgPSBSZWdleC5NYXRjaGVzKHMsIEAiWy0rLypdfFxkKyIpLk9mVHlwZTxNYXRjaD4oKS5TZWxlY3QobSA9PiBtLlZhbHVlKS5Ub0xpc3QoKTsKICAgIAogICAgQ29uc29sZS5Xcml0ZUxpbmUoU3RyaW5nLkpvaW4oIlxuIiwgdG9rZW5zKSk7CiAgfQp9