Compilare: main.cpp: In function 'int main()': main.cpp:60:15: warning: unused variable 'ok' [-Wunused-variable] 60 | int n, i, ok = 1; | ^~ main.cpp:61:12: warning: unused variable 'lx1' [-Wunused-variable] 61 | double lx1, ly1 = -10000, lx2, ly2 = 10000; | ^~~ main.cpp:61:17: warning: unused variable 'ly1' [-Wunused-variable] 61 | double lx1, ly1 = -10000, lx2, ly2 = 10000; | ^~~ main.cpp:61:31: warning: unused variable 'lx2' [-Wunused-variable] 61 | double lx1, ly1 = -10000, lx2, ly2 = 10000; | ^~~ main.cpp:61:36: warning: unused variable 'ly2' [-Wunused-variable] 61 | double lx1, ly1 = -10000, lx2, ly2 = 10000; | ^~~ main.cpp: In function 'bool intersect(segm, segm)': main.cpp:56:1: warning: control reaches end of non-void function [-Wreturn-type] 56 | } | ^ main.cpp:49:20: warning: 'cb' may be used uninitialized in this function [-Wmaybe-uninitialized] 49 | xint = (ca - cb) / (pb - pa); | ~~~~^~~~~ main.cpp:50:14: warning: 'ca' may be used uninitialized in this function [-Wmaybe-uninitialized] 50 | yint = pa * xint + ca; | ~~~~~^~~~~~~~~~~~~~~~