/in/foo.c: In function 'main':
/in/foo.c:13:2: error: expected ';' before 'c'
  c[t]=0;
  ^
/in/foo.c:14:14: warning: unused variable 'y' [-Wunused-variable]
  int s,k=0,x,y,num=m;
              ^
/in/foo.c:45:1: error: expected declaration or statement at end of input
 }
 ^