View source for C: bsearch

<code lang="c">
#include <stdio.h>
#include <stdlib.h>
#define TAMANHO_VETOR 10

int comparar(const void *a, const void *b)
{
	return *(int *)a-*(int *)b;
}

int main(void)
{
	int i, v[TAMANHO_VETOR];
	int n;
	int *res;
	for(i=0;i<TAMANHO_VETOR;i++)
		scanf("%d",v+i);

	scanf("%d",&n);

	qsort(v,TAMANHO_VETOR,sizeof(int),comparar);
	res=(int *)bsearch((void *)&n,v,TAMANHO_VETOR,sizeof(int),comparar);
	printf("%s\n",res==NULL ? "N" : "S");

	return 0;
}
</code>