View Compilation Error

0_0_37085644_11789.cpp: In function 'int main()':
0_0_37085644_11789.cpp:3:20: error: 't' was not declared in this scope
  while(scanf("%d",&t)!=EOF&&!=0)
                    ^
0_0_37085644_11789.cpp:3:29: error: expected primary-expression before '!=' token
  while(scanf("%d",&t)!=EOF&&!=0)
                             ^