ohdear.c

#include <stdio.h>
#define _ 3
#define $ 5

/* For those who don't like reading this (and I don't blame you):

int main()
{
    int i=0, ret=0;

    for (i = 0; i < 1000; i++)
    {
        if (!(i % 3) || !(i % 5))
        {
            ret += i;
        }
    }

    printf("%d\n", ret);
}
*/

int A(int x) {return ((x^$)*_)-($|(_+_));} int main(){char *f=(char*)malloc($); int i=A(A(_)^A(0))+A((_^$)-A(_^$))+A(A($&_)),I=A($+_)+A(A(A(_)+A(_|$)-(-A($)-(A(_)-(A(_)+A(_|$)))))) & A(_); while(++i%(((A(_)*-A($))+A(_*$))*(A(_)+A(_|$)))){I+=(!(i%_)||!(i%$))?i:0;}sprintf(f,"%c%c%c%c%s%d%c",A(_*-A($+$-_*A(_+_)))+A($+$+_),i%((A(_)-A($))*(A(_)+A(_|$)))^0,(A(A(A($-_)+A(_|$)))-(A(_)+A(_|$)))^A($+_),0);sprintf(f,"%s",f);printf(f,I);return A(_&$)+A(((A($+$)-((A(_)+A(_|$))*A(_+_)))*(A(_)+A(_|$)))&$)+A((A(_*(A(_-_)-A((-A($)+A(_|$))-$)))+A(-A($)+A(_|$)))&A(A(_|$)));}