Try this:
Code:
#include <stdio.h>
#include <stdlib.h>
#include <time.h> //for seeding randomiser
#define MAX 6
int rnd(int range);
void seedrnd(void);
int intcmp(const void *v1, const void *v2);
int main()
{
int x;
int results[MAX];
seedrnd(); //prepare random-number gen.
//display 6 random numbers
printf("Here are your six National Lottery numbers:\n\n");
for (x=0; x<6; x++)
{
//Generates number from 1 to 48
results[x]=(rand() % 48) + 1;
}
qsort(results, MAX, sizeof(results[0]), intcmp);
for (x=0;x<6;x++)
printf("results[%d]\n", results[x]);
system("PAUSE");
return 0;
}
int rnd(int range)
{
int r;
r=(rand()%range)+1; //random numbers
return(r);
}
void seedrnd(void) //seed the random number
{
srand((unsigned)time(NULL));
}
int intcmp(const void *v1, const void *v2)
{
return(*(int *)v1- *(int *)v2);
}