codepad

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#include <fstream>
#include <string>
#include <iomanip>
#include <iostream>

using namespace std;

char name;
int age;
char gender;

void sortData(string lName[], string fName[], int age[], char gender[]);

int main ()
{
	// step 1
	string lName[15];
	string fName[15];
	int age[15], i = 0, num = 0;
	char gender[15];

ifstream inFile; // input stream variable for data file
	ofstream outFile; // output stream variable for result data

inFile.open("data.txt");

if (!inFile) // step 3
	{
		cout << "Cannot open the input file." << endl;
		return 1;
	}

outFile.open("results.txt");// step 4

outFile << setfill(' ') << left << setw(15) << "Last Name" //header for output file
		<< setfill(' ') << left << setw(22) << "First Name" 
		<< setfill(' ') << left << setw(7) << "Age" 
		<< setfill(' ') << left << setw(7) << "Gender" << endl;

while (!inFile.eof())

{
		inFile >> fName[i] >> lName[i] >> age[i] >> gender[i] >>// step 5
		level[i] =  (name, age, gender);// step 6
		i++;
		num++;
	}
	
	sortData(lName, fName, age, gender,i);// step 7
	
	for (i = 0; i < 9; i++)// step 8
	{
		outFile << setfill(' ') << left << setw(15) << lName[i] 
		<< setfill(' ') << left << setw(22) << fName[i] 
		<< setfill(' ') << left << setw(9) << age[i] 
		<< setfill(' ') << left << setw(7) << sex[i] << endl;
	}
	
	outFile << '\n' << "Number of records: " << num << endl;

return 0;
}

int cal_Fitness_Level(int age[], char sex[], int wTime[])
{
	int i = 0, fL;

if(age[i]> 64) {cout << "Senior Gentelman" << endl;}
    if(age[i]<40 && age[i]<65){cout << "Middle-aged Gentelman" << endl;}
	if(age[i]<22 && age[i]<41){cout << "Young Gentelman" << endl;}

if (age[i] >64 && age[i] <= 19)
	{
		if (wTime[i] >= 48)
			fL = 1;
		else if (wTime[i] > 43 && wTime[i] <= 47)
			fL = 2;
		else if (wTime[i] > 39 && wTime[i] <= 43)
			fL = 3;
		else if (wTime[i] > 35 && wTime[i] <= 39)
			fL = 4;
		else if (wTime[i] < 35)
			fL = 5;
	}
	else
		fL = 0;

return fL;
}

void sortData(string lName[], string fName[], int age[], char sex[], int wTime[], int noOfRows)
{
	int i, j;
	int min;

// selection sort
	for (i = 0; i < noOfRows - 1; i++)
	{
		// step a
		min = i;

for (j = i + 1; j < noOfRows; j++)
			if (lName[j] < lName[min])
				min = j;

if(min!=i)// step b
		lName[i].swap(lName[min]);
		fName[i].swap(fName[min]);
		age[i] = age[min];
		sex[i] = sex[min];
		wTime[i] = wTime[min];
	}
}

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