#include "stdio.h"

int main ()
{
    long n,total;
    long i,j;
    long zz;
    long a[1000];

    scanf ("%ld",&n);
    for (i=1;i<=n;)
        {
        scanf ("%ld",&a[i]);
        if (a[i]%2!=0) i++;
        }
    for (i=1;i<=n;i++)
        for (j=i+1;j<=n;j++)
            if (a[i]>a[j]) {
                           zz=a[j];
                           a[i]=a[j];
                           a[j]=zz;
                           }
    total=0;
    for (i=1;i<=n/2+1;i++)
        total=total+a[i]/2+1;
    printf ("%ld",total);
    return (0);
}

zz=a[i]; !!!

Edited by author 11.12.2006 19:25

Thank you very much,I've just had a silly wrong!