The array is divided into one-dimensional arrays, two-dimensional arrays, multiple arrays

One-dimensional array "Same data type"//First definition mode//int[] Shuzu = new INT[5];            for (int i = 0; i < 5; i++)//{//shuzu[i] = i + 1;            }////index starting from 0///assignment////shuzu[0] = 1;            SHUZU[1] = 2;            SHUZU[2] = 3;            SHUZU[3] = 4;            SHUZU[4] = 5;            SHUZU[5] = 6;            SHUZU[6] = 7;            Console.WriteLine (Shuzu[4]);            The second way of defining//int[] Shuzu = new int[] {1,2,3,4,5};            Console.WriteLine (Shuzu[2]);            Enter the age of 10 people from the console into the array,//sum the ages of 10 people//int [] age=new int [10];            int sum = 0;            for (int i = 0; i < i++)//{//Console.Write ("Please enter" + (i+1) + "personal Age:"); Age[i] = Int.            Parse (Console.ReadLine ());            Sum + = Age[i]; }//console.writeline (sum);            Enter the name of the person into the array, output the names of the 5th persons//console.write ("Please enter a few people:"); int a = Int.            Parse (Console.ReadLine ());            string [] name =new string [a];            for (int i = 0; i < a;i++)//{//Console.Write ("Please enter" + (i + 1) + "personal name:");            Name[i] = Console.ReadLine ();            }//console.writeline (Name[4]);            Enter the number of classes, according to the number of people,//input results, the average//console.write ("Please enter the number of classes:"); int a = Int.            Parse (Console.ReadLine ());            Double [] fen = new double [A];            Double sum = 0;            for (int i = 0; i < a;i++)//{//Console.Write ("Please enter the section" + (i+1) + "Personal score:"); Fen[i] = double.            Parse (Console.ReadLine ());            Sum + = Fen[i];            }//console.writeline ("Class average divided into:" +sum/a);            Two-dimensional array//int[,] Shuzu = new int[3, 4]; int[,] Shuzu = new int[,] {//{1, 2,3,4},//{5,6,7,8},//{6,7,8,9}//}; string[,] Shuzu = new string[,] {//{"", "", "", "", "", "" ""},//{"", "", "", "" " ,//{"," "," "," "," "," "," "},//{", "", "", "", "", "", "", "", "" "", "" "" "" "" "" "" "             , "", "", ""},//{"", "", "", "", "", "" "," "," "", "", "" "," "", "", "" "," "," "", "" "," "", "" "" ""};    for (int i = 0; i < 7; i++)//{//for (int j = 0; J < 7; J + +)//            {//Console.Write (Shuzu[i, j]);            }//Console.WriteLine ();            }//Input class number, will each person's//language, Mathematics, English score input two-dimensional array//console.write ("Please enter class Number:"); int a = Int.            Parse (Console.ReadLine ());            Double [,] Shuzu = new double [a,3]; for (int i = 0; i < A; i++)//{//for (int j = 0; j < 3;)//{//if (j = = 0)//{//Console.Write ("Please enter section"            + (i+1) + "Personal language score:"); }//if (j = = 1)//{//Console.Write ("Please enter" + (i + 1            ) + "Personal math score:"); }//if (j = = 2)//{//Console.Write ("Please enter" + (i + 1            ) + "Personal English Score:"); }//Shuzu[i, j] = Double.            Parse (Console.ReadLine ());            }//}//Console.ReadLine ();            Three-dimensional array//int[,,] Shuzu = new int[3, 2, 4];            //{             //    {            //        {,,,},            //        {,,,}             //    },            //    {            //        {,,,},            //        {,,,}            //    },            //    {            //        {,,,}, //        {,,,}            //    }             //};

The array is divided into one-dimensional arrays, two-dimensional arrays, multiple arrays