def read_int_1d(): """ Read from sys.stdin and return an array of integers. An integer at the beginning of sys.stdin defines the array's length. """ count = stdio.read_int() a = create_1d(count, None) for i in range(count): a[i] = stdio.read_int() return a
def read_int_2d(): """ Read from sys.stdin and return a two-dimensional array of integers. Two integers at the beginning of sys.stdin define the array's dimensions. """ row_count = stdio.read_int() column_count = stdio.read_int() a = create_2d(row_count, column_count, 0) for row in range(row_count): for col in range(column_count): a[row][col] = stdio.read_int() return a