View Compilation Error

0_0_39111088_28284.cpp: In function 'void man(long long int)':
0_0_39111088_28284.cpp:25:55: error: 'ez' was not declared in this scope; did you mean 'vez'?
   25 |                                 if(vez[ve[j]].size()&&ez[ve[k]].size()){
      |                                                       ^~
      |                                                       vez