/in/foo.c: In function 'main':
/in/foo.c:24:9: error: expected expression before ';' token
   for(i=;i<10;i++)
         ^
/in/foo.c:4:28: warning: unused variable 'c' [-Wunused-variable]
     int n,a[10000],i,k,j,t,c=0;
                            ^