Solve this shit

/* From Kobeengineer (https://www.facebook.com/kobeengineer/photos/a.1634720690097535.1073741828.1632027893700148/1721729828063287/) */
int a, aa, aaa;
a=0; aa=0; a=aa; aaa=a; aa=-a;
if(aaa=0) aaa=0;
else{if(aa=0) a=0;
if(aaa==0) a=0;}
for(a=0; aa<-1; aaa++) break; cout<<a-aa-aaa; return 0;