Identifying Wigly Line in Code..

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ConsoleApplication33
{
class Program
{
static void Main(string[] args)
{
Console.ReadLine //Here is Red Wigly line means Systax Error

Console.WriteLine();
int i ;////Here is Green way Wigly line means Compiler warning

int c = v ;//Here is Blue way Wigly line means edit and continue issues


}
}
}

omprakash