View Compilation Error

0_0_23247271_21322.cpp: In function 'int main()':
0_0_23247271_21322.cpp:11:10: error: 'zzz' was not declared in this scope
   cin>>n;zzz
          ^
0_0_23247271_21322.cpp:14:4: error: 'else' without a previous 'if'
   }else{
    ^