Compilare: main.cpp: In function 'int intersectie(int, int, int, int, int, int, int, int)': main.cpp:16:7: warning: unused variable 'dab' [-Wunused-variable] int dab,dcd; ^~~ main.cpp:16:11: warning: unused variable 'dcd' [-Wunused-variable] int dab,dcd; ^~~ main.cpp:42:6: warning: unused variable 'dab' [-Wunused-variable] int dab,dcd; ^~~ main.cpp:42:10: warning: unused variable 'dcd' [-Wunused-variable] int dab,dcd; ^~~ main.cpp: In function 'int main()': main.cpp:60:6: warning: unused variable 'xa' [-Wunused-variable] int xa,xb,ya,yb,xc,xd,yc,yd; ^~ main.cpp:60:9: warning: unused variable 'xb' [-Wunused-variable] int xa,xb,ya,yb,xc,xd,yc,yd; ^~ main.cpp:60:12: warning: unused variable 'ya' [-Wunused-variable] int xa,xb,ya,yb,xc,xd,yc,yd; ^~ main.cpp:60:15: warning: unused variable 'yb' [-Wunused-variable] int xa,xb,ya,yb,xc,xd,yc,yd; ^~ main.cpp:60:18: warning: unused variable 'xc' [-Wunused-variable] int xa,xb,ya,yb,xc,xd,yc,yd; ^~ main.cpp:60:21: warning: unused variable 'xd' [-Wunused-variable] int xa,xb,ya,yb,xc,xd,yc,yd; ^~ main.cpp:60:24: warning: unused variable 'yc' [-Wunused-variable] int xa,xb,ya,yb,xc,xd,yc,yd; ^~ main.cpp:60:27: warning: unused variable 'yd' [-Wunused-variable] int xa,xb,ya,yb,xc,xd,yc,yd; ^~