Compilare: main.cpp: In function 'int main()': main.cpp:58:13: warning: 'maxx' may be used uninitialized in this function [-Wmaybe-uninitialized] if(maxx==arie(XI,YI,x2,y2,x3,y3)+arie(XI,YI,x1,y1,x3,y3)+arie(XI,YI,x1,y1,x2,y2)) ^~ main.cpp:52:26: warning: 'y3' may be used uninitialized in this function [-Wmaybe-uninitialized] if(maxx==arie(XI,YI,x2,y2,x3,y3)+arie(XI,YI,x1,y1,x3,y3)+arie(XI,YI,x1,y1,x2,y2)) ~~~~^~~~~~~~~~~~~~~~~~~ main.cpp:52:26: warning: 'y2' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:52:50: warning: 'y1' may be used uninitialized in this function [-Wmaybe-uninitialized] if(maxx==arie(XI,YI,x2,y2,x3,y3)+arie(XI,YI,x1,y1,x3,y3)+arie(XI,YI,x1,y1,x2,y2)) ~~~~^~~~~~~~~~~~~~~~~~~ main.cpp:52:26: warning: 'x3' may be used uninitialized in this function [-Wmaybe-uninitialized] if(maxx==arie(XI,YI,x2,y2,x3,y3)+arie(XI,YI,x1,y1,x3,y3)+arie(XI,YI,x1,y1,x2,y2)) ~~~~^~~~~~~~~~~~~~~~~~~ main.cpp:52:26: warning: 'x2' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:52:50: warning: 'x1' may be used uninitialized in this function [-Wmaybe-uninitialized] if(maxx==arie(XI,YI,x2,y2,x3,y3)+arie(XI,YI,x1,y1,x3,y3)+arie(XI,YI,x1,y1,x2,y2)) ~~~~^~~~~~~~~~~~~~~~~~~ main.cpp:49:9: warning: 'ind' may be used uninitialized in this function [-Wmaybe-uninitialized] if(ind!=i) ^~