c# program for jagged array,need to read from key board

int[][] a = new int[3][]; for(int I = 0 ; I < 3 ; I ++) { int c = I + 1; a[I] = new int[c]; for(int j = 0 ; j < c ; j++) { a[I][j] = int.perse(console.deadline()); } }

Please clarify your question... What array you have?