public static void Main()
int n, sum=0, c=0,c1=0,c2=0 ,sum1=0, sum2=0, maxd1=0;
while ((sum<1000000)&&(c<=1000))
{ Console.WriteLine("please enter your candidate number 1or2:");
n=int.Parse(Console.ReadLine());
Console.WriteLine("please enter your donation:");
sum=int.Parse(Console.ReadLine());
if (sum1>maxd1) maxd1=sum1;