Compilare: main.cpp: In function 'int main()': main.cpp:148:14: warning: 'y_min' may be used uninitialized [-Wmaybe-uninitialized] 148 | quicksort(x,y,0,n-1,x_min,y_min); | ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:124:21: note: 'y_min' was declared here 124 | double x_min=0, y_min,y_start=0,x_start; | ^~~~~