exercicio 11,lista 3

#include<stdio.h>
#include<stdlib.h>
int main(){
    int n,i,k;
    printf("digite um nº:");
    scanf("%d",&n);
    k=100000;
    for(i=n-1;i>1;i--){
        if(n%i==0)
           k=1;
    }
           if(k==1)
           printf("%d nao eh primo\n",n);
           else
           printf("%d eh primo\n",n);

    system("pause");
    return 0;
}