Algorithm 3 Pseudo-code of CCWFO

Set parameters: The maximum iteration number $T$, the problem dimension $dim$, and the population size $N$ Initialize population $X$  $t$ = 1 For $i=\mathrm{1:}N$   Evaluate the fitness value of $x_i$   Find the global min $x_{best}$ End$For$ While ($t\le T)$    IF $rand<p_l$      For $i=\mathrm{1:}N$                   /* Laminar flow */         For $j=\mathrm{1:}dim$           Generate $y_i$by Equations (1) and (2)                   End $For$      Evaluate the fitness value of $y_i$      Update $x_i$, $X_{best}$      End $For$    Else      For $i=\mathrm{1:}N$                 /* Turbulent flow */         For $j=\mathrm{1:}dim$           Generate $y_i$by Equation (3)         End $For$      Evaluate the fitness value of $y_i$      Update $x_i$, $X_{best}$      End $For$    End IF    For $i=\mathrm{1:}N$                         /*CC*/      Perform Horizontal crossover search to update $x_i$      Perform Vertical crossover search to update $x_i$      Update $X_{best}$    End $For$    $t=t+1$; End While Return $X_{best}$  End