View Compilation Error

0_0_29311048_20318.cpp: In function 'void tarjian(int)':
0_0_29311048_20318.cpp:40:5: error: 'Stack' was not declared in this scope
     Stack[top++]=u;
     ^
0_0_29311048_20318.cpp:41:2: error: 'Instack' was not declared in this scope
  Instack[u]=true;
  ^
0_0_29311048_20318.cpp: In function 'void deal()':
0_0_29311048_20318.cpp:69:9: error: 'Instack' was not declared in this scope
  memset(Instack,false,sizeof(Instack));
         ^