Compilare: main.cpp: In function 'int rec(int, int, int, int)': main.cpp:91:1: warning: no return statement in function returning non-void [-Wreturn-type] 91 | } | ^ main.cpp:56:5: warning: infinite recursion detected [-Winfinite-recursion] 56 | int rec(int x1,int y1,int x2,int y2){ | ^~~ main.cpp:70:20: note: recursive call 70 | rec(i,j,i2,j2); | ~~~^~~~~~~~~~~