/in/foo.c: In function 'main':
/in/foo.c:29:5: warning: 'n' may be used uninitialized in this function [-Wmaybe-uninitialized]
   if(n==t){
     ^
/in/foo.c:29:5: warning: 't' may be used uninitialized in this function [-Wmaybe-uninitialized]