Medián

#include <stdio.h>
#include <stdlib.h>

int main()
{
    int a,b,c,k=0;
    while(1)
    {

    scanf("%d %d %d",&a,&b,&c);
    if ( a == 0 && b == 0 && c == 0) break;

    k=0;

    if ( a >= b )
    {
        a^=b;
        b^=a;
        a^=b;
        k++;
    }
    if ( a >= c )
    {
        a^=c;
        c^=a;
        a^=c;
        k++;
    }
    if ( b >= c )
    {
        b^=c;
        c^=b;
        b^=c;

        k++;
    }
    if (k == 1 || k == 2 || k == 3 || k== 0 )  printf("%d\n",b);
    else printf("%d\n",c);

}
return 0;
}