int[] nums = new int[10];
int[] count = new int[4];
Console.WriteLine("请输入十个数");
for (int i = 0; i<nums.Length; i++)
{
Console.WriteLine("请输入第{0}个数字：", i + 1);
nums[i] = Convert.ToInt32(Console.ReadLine());
}
for (int i = 0; i < nums.Length; i++)
{
switch (nums[i])
{
case 1:
count[0] += 1;
break;
case 2:
count[1] += 1;
break;
case 3:
count[2] += 1;
break;
default:
count[3] += 1;
break;
}
}
Console.WriteLine("数字1的个数：{0}", count[0]);
Console.WriteLine("数字2的个数：{0}", count[1]);
Console.WriteLine("数字3的个数：{0}", count[2]);
Console.WriteLine("非法字数的个数：{0}", count[3]);
Console.ReadKey();
