The c Programming language Chapter 7 Arrays pecifications a is really a one-dimensional 0 a[010] a[01 array who has 3 elements 1a|0J1 as int a 34; a012 a0 3a|0|3 a[01[01 a[01[11 a[01(21 a[01[3 42101a1 5 a[ll[] a12 a[2]120a2|11a21121a2|3 7a1|13 8 row a2|0 2] 9[21[1] each elements a] is also 1a22 an array who has 4 elements 11a2|3
The C Programming Language Chapter 7 Arrays ❖ Specifications : as int a[3][4]; a[0][0] a[0][1] a[0][2] a[0][3] a[1][0] a[1][1] a[1][2] a[1][3] a[2][0] a[2][1] a[2][2] a[2][3] each elements a[i] is also an array who has 4 elements a is really a one-dimensional array who has 3 elements; a[0] a[1] a[2] row 0 1 4 5 2 3 a[0][1] a[0][2] a[0][3] a[1][0] a[1][1] a[0][0] a[1][3] a[2][0] a[2][1] a[2][2] a[2][3] 6 a[1][2] 7 10 11 8 9 a[0] a[1] a[2]
The c Programming language Chapter 7 Arrays Reference asa[ijj](i:0~N-1,j:0~M-1) ☆ Initialization the row size can be omitted fewer initializers than elements as int a[22][3]={{1,2}2{4}}; 4 0 a[O][o]aO[1]aO][2]a[l]o]a[1[1]a[1[2]
The C Programming Language Chapter 7 Arrays ❖ Reference： as a[i][j] ( i: 0~N-1, j: 0~M-1) ❖ Initialization as int a[2][3]={{1,2,3},{4,5,6}}; a[0][0] a[0][1] a[0][2] a[1][0] a[1][1] a[1][2] 1 2 3 4 5 6 fully initialized as int a[2][3]={1,2,3,4,5,6}; a[0][0] a[0][1] a[0][2] a[1][0] a[1][1] a[1][2] 1 2 3 4 5 6 fully initialized as int a[][3]={1,2,3,4,5}; a[0][0] a[0][1] a[0][2] a[1][0] a[1][1] a[1][2] 1 2 3 4 5 0 the rows size can be omitted as int a[2][3]={1,2,4}; a[0][0] a[0][1] a[0][2] a[1][0] a[1][1] a[1][2] 1 2 4 0 0 0 fewer initializers than elements as int a[][3]={{1},{4,5}}; a[0][0] a[0][1] a[0][2] a[1][0] a[1][1] a[1][2] 1 0 0 4 5 0 the row size can be omitted as int a[2][3]={{1,2},{4}}; a[0][0] a[0][1] a[0][2] a[1][0] a[1][1] a[1][2] 1 2 0 4 0 0 fewer initializers than elements