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// 3a.cpp
#include<iostream>
using namespace std;
typedef struct{
char nombre[6];
char cantante[4];
int preferencia;
} Cancion;
const int M = 5;
void sort(int nCan, Cancion **can){
Cancion *p;
int i, j;
for(i=0; i<nCan-1; i++)
for(j=i+1; j<nCan; j++)
if(can[i]->preferencia < can[j]->preferencia){
p = can[i];
can[i] = can[j];;
can[j] = p;
}
}
void cantar(int nCan, Cancion **can){
cout << "Mis canciones favoritos" << endl;
cout << "Rep. Canción Cantante" << endl;
for(int i=0; i<nCan; i++, can++)
for (int j=0; j< (*can)->preferencia; j++)
cout << (j+1)<<" "<<(*can)->nombre<<" "<<(*can)->cantante<< " "<< endl;
cout << endl;
}
int main(){
Cancion can [M] = {"Nelly", "El ", 1,
"Fiore", "Tu ", 2,
"Nena ", " ", 0,
"Ana ", "Yo ", 3,
"Mila ", " ", 0};
int nc=0, i, inc=0;
for(i=0; i<M; i++) if(can[i].preferencia >0) nc++; // calcula nc
Cancion *pcan[nc];
for(i=0; i<M; i++) if(can[i].preferencia >0) pcan[inc++] = &can[i]; // Apunta a las caniones
sort (nc, pcan);
cantar(nc, pcan);
}
Compiling Program...
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