PRÁCTICA DE QUICKSORT, C (gcc)

PRÁCTICA DE QUICKSORT

#include <stdio.h>
#include <stdlib.h>

typedef struct
{
    char name[101];
    unsigned short age;
    float score;
}player;

// --------------------Prototypes--------------------
void input( player *, unsigned short );
int compareScore( const void * , const void * );

// ---------------------------Main Program------------------------
int main(void)
{
    player listOfPlayers[10000];
    unsigned short total, i;
    
    scanf("%hu\n", &total);
    
    input(listOfPlayers, total);
    
    qsort(listOfPlayers, total, sizeof(player), compareScore);
    
    printf("\nORDER BY SCORE\n");
    printf("==============\n");
    
    for ( i = 0 ; i < total ; i ++ )
        printf("%s %hu %.1f\n", listOfPlayers[i].name, listOfPlayers[i].age, listOfPlayers[i].score);
    return 0;
}

//------------------------------Functions----------------------------------
void input( player *list, unsigned short total)
{
    unsigned short i;
    for ( i = 0 ; i < total ; i ++ )
    {
        scanf("%100[^,]s", list[i].name);
        getchar();
        scanf("%hu", &list[i].age);
        getchar();
        scanf("%f", &list[i].score);
        getchar();
    }
    
    for ( i = 0 ; i < total ; i ++ )
        printf("%s %hu %.1f\n", list[i].name, list[i].age, list[i].score);
        
}

int compareScore( const void *pivot , const void *element )
{
    player *ptrPivot = ( player * ) pivot;
    player *ptrElement = ( player * ) element;
    
    return (ptrElement -> score) - (ptrPivot -> score);
}


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