The following code creates three arrays: t, t2 and t3. Modify the code to: plot t as red squares plot t2 as black triangles plot t3 as green circles • add a title "Multiline Plot" multilineplot.py import numpy as np import matplotlib.pyplot as plt t = np.arange (0., 5., 0.2) t2 = t**2 t3 = t**3 #plt.plot(t, t, t, t2, t, t3) Submit separately as a python file.
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- (Electrical eng.) Write a program that specifies three one-dimensional arrays named current, resistance, and volts. Each array should be capable of holding 10 elements. Using a for loop, input values for the current and resistance arrays. The entries in the volts array should be the product of the corresponding values in the current and resistance arrays (sovolts[i]=current[i]resistance[i]). After all the data has been entered, display the following output, with the appropriate value under each column heading: CurrentResistance Volts(Electrical eng.) Write a program that declares three one-dimensional arrays named volts, current, and resistance. Each array should be declared in main() and be capable of holding 10 double-precision numbers. The numbers to store in current are 10.62, 14.89, 13.21, 16.55, 18.62, 9.47, 6.58, 18.32, 12.15, and 3.98. The numbers to store in resistance are 4, 8.5, 6, 7.35, 9, 15.3, 3, 5.4, 2.9, and 4.8. Your program should pass these three arrays to a function named calc_volts(), which should calculate elements in the volts array as the product of the corresponding elements in the current and resistance arrays (for example ,volts[1]=current[1]resistance[1]). After calc_volts() has passed values to the volts array, the values in the array should be displayed from inside main().(Data processing) Write a program that uses an array declaration statement to initialize the following numbers in an array named slopes: 17.24, 25.63, 5.94, 33.92, 3.71, 32.84, 35.93, 18.24, and 6.92. Your program should locate and display the maximum and minimum values in the array.
- (Electrical eng.) Write a program that stores the following resistance values in an array named resistance: 16, 27, 39, 56, and 81. Your program should also create two arrays named current and power, each capable of storing five double-precision numbers. Using a for loop nd a cin statement, have your program accept five user-input numbers in the current array when the program is run. Your program should store the product of the values of the squares of the current array and the resistance array in the power array. For example, use power[1]=resistance[1]pow(current[1],2). Your program should then display the following output (fill in the chart):(Statistics) Write a program that includes two functions named calcavg() and variance(). The calcavg() function should calculate and return the average of values stored in an array named testvals. The array should be declared in main() and include the values 89, 95, 72, 83, 99, 54, 86, 75, 92, 73, 79, 75, 82, and 73. The variance() function should calculate and return the variance of the data. The variance is obtained by subtracting the average from each value in testvals, squaring the values obtained, adding them, and dividing by the number of elements in testvals. The values returned from calcavg() and variance() should be displayed by using cout statements in main().3."""Code _Write a function validSolution/ValidateSolution/valid_solution()that accepts a 2D array representing a Sudoku board, and returns trueif it is a valid solution, or false otherwise. The cells of the sudokuboard may also contain 0's, which will represent empty cells.Boards containing one or more zeroes are considered to be invalid solutions.The board is always 9 cells by 9 cells, and every cell only contains integersfrom 0 to 9. (More info at: http://en.wikipedia.org/wiki/Sudoku)""" # Using dict/hash-tablefrom collections import defaultdict def valid_solution_hashtable(board): for i in range(len(board)): dict_row = defaultdict(int) dict_col = defaultdict(int) for j in range(len(board[0])): value_row = board[i][j] value_col = board[j][i] if not value_row or value_col == 0: return False if value_row in dict_row: return False else: dict_row[value_row] += 1.
- (c++)1. Body Mass Index (BMI) is a measure of health on weight. It can be calculated by taking your weight in kilograms and dividing by the square of your height in meters. Write a program that lets a teacher to calculate the BMI of 20 students. The program should use three one dimensional arrays named studWeight that holds the weight (in kilograms), studHeight that holds the height (in meters) and studBMI that holds the calculated BMI for each student. The program contains the following functions: a) readData: This function receives the studWeight and studHeight arrays from the main function. It reads the weight and height for all the students and stored them in the studWeight and studHeight arrays, respectively. b) calBMI: This function receives one element of the studWeight and studHeight arrays. It calculates the BMI of each student based on her/his weight and height, and then store the BMI in the studBMI array. c) display: This function displays the BMI of the students.C++ Rainfall Statistics Write a program that uses a two-dimensional array to store the highest and lowest temperatures for each month of the year. The program should output the average high, average low, and the highest and lowest temperatures for the year. Your program must consist of the following functions: Function getData: This function reads and stores data in the two- dimensional array. The program should verify that the user entered a number and that the high number is higher than the low number for a month. Function averageHigh: This function calculates and returns the aver- age high temperature for the year. Function averageLow: This function calculates and returns the average low temperature for the year. Function indexHighTemp: This function returns the index of the highest high temperature in the array. Function indexLowTemp: This function returns the index of the lowest low temperature in the array. These functions must all have the appropriate parameters. INPUT…The strLetters array is declared using the Dim strLetters() As String = {"E", "A","C", "G"} statement. Which of the following will sort the array as follows: G, E, C, A?a. Array.Sort(strLetters) Array.Reverse(strLetters)b. Array.Reverse(strLetters) Array.Sort(strLetters)c. Array.SortDescending(strLetters)d. both a and b
- Largest/Smallest Array Values Write a program that lets the user enter 10 values into an array. The program should then display the largest and smallest values stored in the array. Do question 7(above) again this time using 5 functions. void getValues(int [], int); void displayValues(const int[], int); int largest(const int[],int); int smallest(const int[],int); void displayLargestSmallest(int,int);(Airplane Seating Assignment) | Write a program that can be used to assign seats for a commercial airplane. The airplane has 13 rows, with six seats in each row. Rows 1 and 2 are first class, rows 3 through 7 are business class, and rows 8 through 13 are economy class. Use two parallel arrays: a one-dimensional array to store the row number of the seats (Row #) a two-dimensional array of 13 rows and 6 columns to store the seat assignments (*) and seat letters (A-F) Your program must prompt the user to enter the following information: Reserve a seat (Yes (Y/y) or No (N/n)) Assign ticket type (first class (F/f), business class (B/b), or economy class (E/e)) Select desired seat (1-13 and A-F) Your program must contain at least the following functions: a function to initialize the seat plan. a function to show the seat assignments. a function to show the menu to assign a seat. a function to assign and select your desired seat. a function for each ticket type that determines if a seat…C++; In all different cases please create a const int SIZE_EX_1 = 10; // type of declaration. Do not hard code numbers into. #3) Create an integer array of 40 elements #3B ) Fill the first 2 elements with 1 and 2. To be more clear, set a 1 into the very first element and set a 2 in the second element. #3C) Then for the remaining 38 elements set the sum of the previous two elements into the element. #3D) Display the values of the 40 elements