answer.code: In function ‘int solve_real(int)’:
answer.code:39:25: error: ‘rando’ was not declared in this scope; did you mean ‘random’?
   39 |                         rando[i]=rnd()%num;
      |                         ^~~~~
      |                         random
answer.code:56:41: error: ‘rando’ was not declared in this scope; did you mean ‘random’?
   56 |                         if(in[vec[num*i+rando[i]]]==2)
      |                                         ^~~~~
      |                                         random
answer.code: In function ‘int solve_small(int)’:
answer.code:27:1: warning: control reaches end of non-void function [-Wreturn-type]
   27 | }
      | ^