Cod sursa(job #299669)

Utilizator cristiprgPrigoana Cristian cristiprg Data 6 aprilie 2009 22:10:35
Problema Sortare prin comparare Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.55 kb
#include <cstdio>
#include <vector>
#define DIM 500005

int v[DIM], n;

int compare(const void *a,const void *b)
{
	if ( *(int*) a < *(int*)b)
		return -1;

	else
		if ( *(int*) a > *(int*)b)
			return 1;
		else
			return 0;

}


int main()
{
	FILE *f = fopen ("algsort.in", "r");
	fscanf(f, "%d", &n);
	for (int i = 0; i < n; i++)
		fscanf(f, "%d", &v[i]);

	fclose(f);
	qsort(v, n, sizeof(int), compare);

	f = fopen ("algsort.out", "w");
	for (int i = 0; i < n; i++)
		fprintf(f, "%d ", v[i]);
	fclose(f);

	return 0;
}