Question

(C++ please. Make sure it works in Visual Studios if possible) Functions or classes are ok....

(C++ please. Make sure it works in Visual Studios if possible)

Functions or classes are ok.

Please read data into program from descending_mostly_sorted.txt and store into an array.

Implement Selection Sort to sort the values in ascending order. Least → Greatest

Measure the time it takes to execute the sort in milliseconds or even nanoseconds.

Please run the sort 3 times.

Data for descending_mostly_sorted.txt

{1001000.0, 10000.0, 9990.0, 9980.0, 9970.0, 9960.0, 9950.0, 9940.0, 9930.0, 9920.0, 9910.0, 9900.0, 9890.0, 9880.0, 9870.0, 9860.0, 9850.0, 9840.0, 9830.0, 9820.0, 9810.0, 9800.0, 9790.0, 9780.0, 9770.0, 976000.0, 9750.0, 9740.0, 9730.0, 9720.0, 9710.0, 9700.0, 9690.0, 9680.0, 9670.0, 9660.0, 9650.0, 9640.0, 9630.0, 9620.0, 9610.0, 9600.0, 9590.0, 9580.0, 9570.0, 9560.0, 9550.0, 9540.0, 9530.0, 9520.0, 951000.0, 9500.0, 9490.0, 9480.0, 9470.0, 9460.0, 9450.0, 9440.0, 9430.0, 9420.0, 9410.0, 9400.0, 9390.0, 9380.0, 9370.0, 9360.0, 9350.0, 9340.0, 9330.0, 9320.0, 9310.0, 9300.0, 9290.0, 9280.0, 9270.0, 926000.0, 9250.0, 9240.0, 9230.0, 9220.0, 9210.0, 9200.0, 9190.0, 9180.0, 9170.0, 9160.0, 9150.0, 9140.0, 9130.0, 9120.0, 9110.0, 9100.0, 9090.0, 9080.0, 9070.0, 9060.0, 9050.0, 9040.0, 9030.0, 9020.0, 901000.0, 9000.0, 8990.0, 8980.0, 8970.0, 8960.0, 8950.0, 8940.0, 8930.0, 8920.0, 8910.0, 8900.0, 8890.0, 8880.0, 8870.0, 8860.0, 8850.0, 8840.0, 8830.0, 8820.0, 8810.0, 8800.0, 8790.0, 8780.0, 8770.0, 876000.0, 8750.0, 8740.0, 8730.0, 8720.0, 8710.0, 8700.0, 8690.0, 8680.0, 8670.0, 8660.0, 8650.0, 8640.0, 8630.0, 8620.0, 8610.0, 8600.0, 8590.0, 8580.0, 8570.0, 8560.0, 8550.0, 8540.0, 8530.0, 8520.0, 851000.0, 8500.0, 8490.0, 8480.0, 8470.0, 8460.0, 8450.0, 8440.0, 8430.0, 8420.0, 8410.0, 8400.0, 8390.0, 8380.0, 8370.0, 8360.0, 8350.0, 8340.0, 8330.0, 8320.0, 8310.0, 8300.0, 8290.0, 8280.0, 8270.0, 826000.0, 8250.0, 8240.0, 8230.0, 8220.0, 8210.0, 8200.0, 8190.0, 8180.0, 8170.0, 8160.0, 8150.0, 8140.0, 8130.0, 8120.0, 8110.0, 8100.0, 8090.0, 8080.0, 8070.0, 8060.0, 8050.0, 8040.0, 8030.0, 8020.0, 801000.0, 8000.0, 7990.0, 7980.0, 7970.0, 7960.0, 7950.0, 7940.0, 7930.0, 7920.0, 7910.0, 7900.0, 7890.0, 7880.0, 7870.0, 7860.0, 7850.0, 7840.0, 7830.0, 7820.0, 7810.0, 7800.0, 7790.0, 7780.0, 7770.0, 776000.0, 7750.0, 7740.0, 7730.0, 7720.0, 7710.0, 7700.0, 7690.0, 7680.0, 7670.0, 7660.0, 7650.0, 7640.0, 7630.0, 7620.0, 7610.0, 7600.0, 7590.0, 7580.0, 7570.0, 7560.0, 7550.0, 7540.0, 7530.0, 7520.0, 751000.0, 7500.0, 7490.0, 7480.0, 7470.0, 7460.0, 7450.0, 7440.0, 7430.0, 7420.0, 7410.0, 7400.0, 7390.0, 7380.0, 7370.0, 7360.0, 7350.0, 7340.0, 7330.0, 7320.0, 7310.0, 7300.0, 7290.0, 7280.0, 7270.0, 726000.0, 7250.0, 7240.0, 7230.0, 7220.0, 7210.0, 7200.0, 7190.0, 7180.0, 7170.0, 7160.0, 7150.0, 7140.0, 7130.0, 7120.0, 7110.0, 7100.0, 7090.0, 7080.0, 7070.0, 7060.0, 7050.0, 7040.0, 7030.0, 7020.0, 701000.0, 7000.0, 6990.0, 6980.0, 6970.0, 6960.0, 6950.0, 6940.0, 6930.0, 6920.0, 6910.0, 6900.0, 6890.0, 6880.0, 6870.0, 6860.0, 6850.0, 6840.0, 6830.0, 6820.0, 6810.0, 6800.0, 6790.0, 6780.0, 6770.0, 676000.0, 6750.0, 6740.0, 6730.0, 6720.0, 6710.0, 6700.0, 6690.0, 6680.0, 6670.0, 6660.0, 6650.0, 6640.0, 6630.0, 6620.0, 6610.0, 6600.0, 6590.0, 6580.0, 6570.0, 6560.0, 6550.0, 6540.0, 6530.0, 6520.0, 651000.0, 6500.0, 6490.0, 6480.0, 6470.0, 6460.0, 6450.0, 6440.0, 6430.0, 6420.0, 6410.0, 6400.0, 6390.0, 6380.0, 6370.0, 6360.0, 6350.0, 6340.0, 6330.0, 6320.0, 6310.0, 6300.0, 6290.0, 6280.0, 6270.0, 626000.0, 6250.0, 6240.0, 6230.0, 6220.0, 6210.0, 6200.0, 6190.0, 6180.0, 6170.0, 6160.0, 6150.0, 6140.0, 6130.0, 6120.0, 6110.0, 6100.0, 6090.0, 6080.0, 6070.0, 6060.0, 6050.0, 6040.0, 6030.0, 6020.0, 601000.0, 6000.0, 5990.0, 5980.0, 5970.0, 5960.0, 5950.0, 5940.0, 5930.0, 5920.0, 5910.0, 5900.0, 5890.0, 5880.0, 5870.0, 5860.0, 5850.0, 5840.0, 5830.0, 5820.0, 5810.0, 5800.0, 5790.0, 5780.0, 5770.0, 576000.0, 5750.0, 5740.0, 5730.0, 5720.0, 5710.0, 5700.0, 5690.0, 5680.0, 5670.0, 5660.0, 5650.0, 5640.0, 5630.0, 5620.0, 5610.0, 5600.0, 5590.0, 5580.0, 5570.0, 5560.0, 5550.0, 5540.0, 5530.0, 5520.0, 551000.0, 5500.0, 5490.0, 5480.0, 5470.0, 5460.0, 5450.0, 5440.0, 5430.0, 5420.0, 5410.0, 5400.0, 5390.0, 5380.0, 5370.0, 5360.0, 5350.0, 5340.0, 5330.0, 5320.0, 5310.0, 5300.0, 5290.0, 5280.0, 5270.0, 526000.0, 5250.0, 5240.0, 5230.0, 5220.0, 5210.0, 5200.0, 5190.0, 5180.0, 5170.0, 5160.0, 5150.0, 5140.0, 5130.0, 5120.0, 5110.0, 5100.0, 5090.0, 5080.0, 5070.0, 5060.0, 5050.0, 5040.0, 5030.0, 5020.0, 501000.0, 5000.0, 4990.0, 4980.0, 4970.0, 4960.0, 4950.0, 4940.0, 4930.0, 4920.0, 4910.0, 4900.0, 4890.0, 4880.0, 4870.0, 4860.0, 4850.0, 4840.0, 4830.0, 4820.0, 4810.0, 4800.0, 4790.0, 4780.0, 4770.0, 476000.0, 4750.0, 4740.0, 4730.0, 4720.0, 4710.0, 4700.0, 4690.0, 4680.0, 4670.0, 4660.0, 4650.0, 4640.0, 4630.0, 4620.0, 4610.0, 4600.0, 4590.0, 4580.0, 4570.0, 4560.0, 4550.0, 4540.0, 4530.0, 4520.0, 451000.0, 4500.0, 4490.0, 4480.0, 4470.0, 4460.0, 4450.0, 4440.0, 4430.0, 4420.0, 4410.0, 4400.0, 4390.0, 4380.0, 4370.0, 4360.0, 4350.0, 4340.0, 4330.0, 4320.0, 4310.0, 4300.0, 4290.0, 4280.0, 4270.0, 426000.0, 4250.0, 4240.0, 4230.0, 4220.0, 4210.0, 4200.0, 4190.0, 4180.0, 4170.0, 4160.0, 4150.0, 4140.0, 4130.0, 4120.0, 4110.0, 4100.0, 4090.0, 4080.0, 4070.0, 4060.0, 4050.0, 4040.0, 4030.0, 4020.0, 401000.0, 4000.0, 3990.0, 3980.0, 3970.0, 3960.0, 3950.0, 3940.0, 3930.0, 3920.0, 3910.0, 3900.0, 3890.0, 3880.0, 3870.0, 3860.0, 3850.0, 3840.0, 3830.0, 3820.0, 3810.0, 3800.0, 3790.0, 3780.0, 3770.0, 376000.0, 3750.0, 3740.0, 3730.0, 3720.0, 3710.0, 3700.0, 3690.0, 3680.0, 3670.0, 3660.0, 3650.0, 3640.0, 3630.0, 3620.0, 3610.0, 3600.0, 3590.0, 3580.0, 3570.0, 3560.0, 3550.0, 3540.0, 3530.0, 3520.0, 351000.0, 3500.0, 3490.0, 3480.0, 3470.0, 3460.0, 3450.0, 3440.0, 3430.0, 3420.0, 3410.0, 3400.0, 3390.0, 3380.0, 3370.0, 3360.0, 3350.0, 3340.0, 3330.0, 3320.0, 3310.0, 3300.0, 3290.0, 3280.0, 3270.0, 326000.0, 3250.0, 3240.0, 3230.0, 3220.0, 3210.0, 3200.0, 3190.0, 3180.0, 3170.0, 3160.0, 3150.0, 3140.0, 3130.0, 3120.0, 3110.0, 3100.0, 3090.0, 3080.0, 3070.0, 3060.0, 3050.0, 3040.0, 3030.0, 3020.0, 301000.0, 3000.0, 2990.0, 2980.0, 2970.0, 2960.0, 2950.0, 2940.0, 2930.0, 2920.0, 2910.0, 2900.0, 2890.0, 2880.0, 2870.0, 2860.0, 2850.0, 2840.0, 2830.0, 2820.0, 2810.0, 2800.0, 2790.0, 2780.0, 2770.0, 276000.0, 2750.0, 2740.0, 2730.0, 2720.0, 2710.0, 2700.0, 2690.0, 2680.0, 2670.0, 2660.0, 2650.0, 2640.0, 2630.0, 2620.0, 2610.0, 2600.0, 2590.0, 2580.0, 2570.0, 2560.0, 2550.0, 2540.0, 2530.0, 2520.0, 251000.0, 2500.0, 2490.0, 2480.0, 2470.0, 2460.0, 2450.0, 2440.0, 2430.0, 2420.0, 2410.0, 2400.0, 2390.0, 2380.0, 2370.0, 2360.0, 2350.0, 2340.0, 2330.0, 2320.0, 2310.0, 2300.0, 2290.0, 2280.0, 2270.0, 226000.0, 2250.0, 2240.0, 2230.0, 2220.0, 2210.0, 2200.0, 2190.0, 2180.0, 2170.0, 2160.0, 2150.0, 2140.0, 2130.0, 2120.0, 2110.0, 2100.0, 2090.0, 2080.0, 2070.0, 2060.0, 2050.0, 2040.0, 2030.0, 2020.0, 201000.0, 2000.0, 1990.0, 1980.0, 1970.0, 1960.0, 1950.0, 1940.0, 1930.0, 1920.0, 1910.0, 1900.0, 1890.0, 1880.0, 1870.0, 1860.0, 1850.0, 1840.0, 1830.0, 1820.0, 1810.0, 1800.0, 1790.0, 1780.0, 1770.0, 176000.0, 1750.0, 1740.0, 1730.0, 1720.0, 1710.0, 1700.0, 1690.0, 1680.0, 1670.0, 1660.0, 1650.0, 1640.0, 1630.0, 1620.0, 1610.0, 1600.0, 1590.0, 1580.0, 1570.0, 1560.0, 1550.0, 1540.0, 1530.0, 1520.0, 151000.0, 1500.0, 1490.0, 1480.0, 1470.0, 1460.0, 1450.0, 1440.0, 1430.0, 1420.0, 1410.0, 1400.0, 1390.0, 1380.0, 1370.0, 1360.0, 1350.0, 1340.0, 1330.0, 1320.0, 1310.0, 1300.0, 1290.0, 1280.0, 1270.0, 126000.0, 1250.0, 1240.0, 1230.0, 1220.0, 1210.0, 1200.0, 1190.0, 1180.0, 1170.0, 1160.0, 1150.0, 1140.0, 1130.0, 1120.0, 1110.0, 1100.0, 1090.0, 1080.0, 1070.0, 1060.0, 1050.0, 1040.0, 1030.0, 1020.0, 101000.0, 1000.0, 990.0, 980.0, 970.0, 960.0, 950.0, 940.0, 930.0, 920.0, 910.0, 900.0, 890.0, 880.0, 870.0, 860.0, 850.0, 840.0, 830.0, 820.0, 810.0, 800.0, 790.0, 780.0, 770.0, 76000.0, 750.0, 740.0, 730.0, 720.0, 710.0, 700.0, 690.0, 680.0, 670.0, 660.0, 650.0, 640.0, 630.0, 620.0, 610.0, 600.0, 590.0, 580.0, 570.0, 560.0, 550.0, 540.0, 530.0, 520.0, 51000.0, 500.0, 490.0, 480.0, 470.0, 460.0, 450.0, 440.0, 430.0, 420.0, 410.0, 400.0, 390.0, 380.0, 370.0, 360.0, 350.0, 340.0, 330.0, 320.0, 310.0, 300.0, 290.0, 280.0, 270.0, 26000.0, 250.0, 240.0, 230.0, 220.0, 210.0, 200.0, 190.0, 180.0, 170.0, 160.0, 150.0, 140.0, 130.0, 120.0, 110.0, 100.0, 90.0, 80.0, 70.0, 60.0, 50.0, 40.0, 30.0, 20.0}
0 0
Add a comment Improve this question Transcribed image text
Answer #1

If you have any doubts, please give me comment...

#include <iostream>

#include <fstream>

#include <stdlib.h>

#include <time.h>

using namespace std;

void readFromFile(float arr[], int N, char *fileName);

void swap(float *xp, float *yp);

void selectionSort(float arr[], int n);

int main()

{

float arr[1000], N = 1000;

char fileName[] = "descending_mostly_sorted.txt";

readFromFile(arr, N, fileName);

int start = clock();

selectionSort(arr, N);

int stop = clock();

cout << "\n Time taken: " << (stop - start) / double(CLOCKS_PER_SEC) << endl;

for (int i = 0; i < N; i++)

{

if (i % 40 == 0)

cout << "\n";

cout << arr[i] << " ";

}

return 0;

}

void readFromFile(float arr[], int N, char *fileName)

{

fstream file;

file.open(fileName, ios::in);

int i = 0, n;

string line, temp;

char t;

float num;

file >> t>>temp >> t;

for (int i = 0; i < N; i++)

{

file >> num >> temp;

arr[i] = num;

}

file.close();

}

void swap(float *xp, float *yp)

{

float temp = *xp;

*xp = *yp;

*yp = temp;

}

void selectionSort(float arr[], int n)

{

//clock to check time

int i, j, min_idx;

// One by one move boundary of unsorted subarray

for (i = 0; i < n; i++)

{

// Find the minimum element in unsorted array

min_idx = i;

for (j = i + 1; j < n; j++)

if (arr[j] < arr[min_idx])

min_idx = j;

// Swap the found minimum element with the first element

swap(&arr[min_idx], &arr[i]);

}

}

Add a comment
Know the answer?
Add Answer to:
(C++ please. Make sure it works in Visual Studios if possible) Functions or classes are ok....
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • PART 1  Initialize the array from the Values.txt Mostly Sorted Descending. (VALUES ARE GIVEN BELOW) (YOU CAN...

    PART 1  Initialize the array from the Values.txt Mostly Sorted Descending. (VALUES ARE GIVEN BELOW) (YOU CAN COPY AND PASTE THE ARRAY VALUES INTO YOUR PROGRAM) Task 1: Functions or classes are ok. Initialize the array from the Values.txt Mostly Sorted Descending. Implement Selection sort to sort the values in ascending order. Least → Greatest Measure the time it takes to execute the sort in milliseconds. Please run the sort 3 times. Attach Photos of Source Code and Output Task 2:...

  • fix my code please. program should output the original array and sorted array then time taken...

    fix my code please. program should output the original array and sorted array then time taken for sorting. there's no error in my code but it keeps presenting 0.0 or some weird values as output. just edit my code please. c++ #include <iostream> #include <string>       //string #include <fstream>       //file buffer #include <iomanip>       //setprecision using namespace std; class BubbleSort { private:    float array[1000]; public:    void read()    {        string str;        string s;...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT