Cod sursa(job #803638)

Utilizator noruIlies Norbert noru Data 27 octombrie 2012 22:33:39
Problema Combinari Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.58 kb
#include<stdio.h>
FILE *f=fopen("combinari.in","r");
FILE *g=fopen("combinari.out","w");
int n,p,st[100];
int sol(int k)
{
	if (k==p) return 1;
	return 0;
}
int verif(int k)
{
	int i;
	for (i=1;i<k;i++)
		if (st[k]==st[i]) return 0;
	if (k!=1) if (st[k]<=st[k-1]) return 0;
	return 1;
}
void afis()
{
	for (int i=1;i<=p;i++)
		fprintf(g,"%d ",st[i]);
	fprintf(g,"\n");
}
void back(int k)
{
	int i;
	for (i=1;i<=n;i++)
	{
		st[k]=i;
		if (verif(k))
			if (sol(k)) afis();
		else back(k+1);
	}
}
int main()
{
	st[1]=1;
	fscanf(f,"%d %d",&n,&p);
	back(1);
}