#include <stdio.h>
int main ()
{
int n,i,x,suma;
scanf("%d",&n);
suma=0;
for (i=0;i<n;i++)
{
    scanf("%d",&x);
    suma=suma+x;

}
printf("%d",suma);
return 0;
}

#include <stdio.h>
int main (){

int n,i,x,suma;
scanf("%d",&n);
suma=0;
i=0;
while (i<n)
{
    scanf("%d",&x);
    suma=suma+x;
    i++;
}
printf("%d",suma);
return 0;
}

#include <stdio.h>
int main (){
int n,i,x,proizvod;
scanf("%d",&n);
proizvod=1;

for (i=0;i<n;i++)
{
    scanf("%d",&x);
    proizvod=proizvod*x;

}
printf("%d",proizvod);
return 0;
}

#include <stdio.h>
int main ()
{
int i,x,n,proizvod;
proizvod=1;
scanf("%d",&n);
i=0;
while (i<n)
{
    scanf ("%d",&x);
    proizvod*=x;
    i++;
}

printf ("%d",proizvod);
return 0;
}



#include <stdio.h>
int main ()
{
    int n,i,suma,as;
    scanf ("%d",&n);
    suma=0;
    for (i=1;i<=n;i++)
    {
      suma=suma+i;
    }
    as=suma/n;
    printf("%d",as);
    return 0;

}
#include <stdio.h>
int main ()
{
    int n,i,suma,as;
    scanf ("%d",&n);
    suma=0;
    i=1;
    while (i<n)
    {
      suma=suma+i;
      i++;
    }
    as=suma/n;
    printf("%d",as);
    return 0;

}

#include <stdio.h>
int main ()
{
    int n,i;
    scanf ("%d",&n);
    for (i=1;i<=n;i++)
    {
        if(n%i==0)
        {
            printf("%d",i);
        }
    }
    return 0;
}
#include <stdio.h>
int main ()
{
    int n,i;
    scanf ("%d",&n);
    i=1;
    while (i<=n)
    {
        if(n%i==0)
        {
            printf("%d",i);
        }
        i++;
    }
    return 0;
}