Mega Code Archive
Sort person objects using array of pointers
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#include <iostream>
#include <string>
using namespace std;
class person{
protected:
string name;
public:
void setName()
{ cout << "Enter name: "; cin >> name; }
void printName()
{ cout << endl << name; }
string getName()
{ return name; }
};
int main(){
void bsort(person**, int);
person* persPtr[100];
int n = 0;
char choice;
do {
persPtr[n] = new person;
persPtr[n]->setName();
n++;
cout << "Enter another (y/n)? ";
cin >> choice;
}while( choice=='y' );
cout << "\nUnsorted list:";
for(int j=0; j<n; j++)
{
persPtr[j]->printName();
}
bsort(persPtr, n);
cout << "\nSorted list:";
for(int j=0; j<n; j++)
{
persPtr[j]->printName();
}
cout << endl;
return 0;
}
void bsort(person** pp, int n){
void order(person**, person**);
int j, k;
for(j=0; j<n-1; j++)
for(k=j+1; k<n; k++)
order(pp+j, pp+k);
}
void order(person** pp1, person** pp2){
if( (*pp1)->getName() > (*pp2)->getName() ) {
person* tempptr = *pp1;
*pp1 = *pp2;
*pp2 = tempptr;
}
}
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