View Compilation Error

0_0_33300451_14958.cpp: In function 'void solve()':
0_0_33300451_14958.cpp:24:10: error: 'zf' was not declared in this scope
   cin >> zf;
          ^
0_0_33300451_14958.cpp:31:11: error: 't' was not declared in this scope
    cin >> t;
           ^