Compilare: main.cpp: In function 'int main()': main.cpp:43:20: warning: unused variable 'x' [-Wunused-variable] 43 | for(int i = 1, x, y, z, t; i <= n; ++i) { | ^ main.cpp:43:23: warning: unused variable 'y' [-Wunused-variable] 43 | for(int i = 1, x, y, z, t; i <= n; ++i) { | ^ main.cpp:43:26: warning: unused variable 'z' [-Wunused-variable] 43 | for(int i = 1, x, y, z, t; i <= n; ++i) { | ^ main.cpp:43:29: warning: unused variable 't' [-Wunused-variable] 43 | for(int i = 1, x, y, z, t; i <= n; ++i) { | ^ main.cpp:31:45: warning: 'py' may be used uninitialized in this function [-Wmaybe-uninitialized] 31 | return sqrt((X1 - X2) * (X1 - X2) + (Y1 - Y2) * (Y1 - Y2)); | ~~~~^~~~~ main.cpp:64:24: note: 'py' was declared here 64 | double px, py; //punctul de intersectie al dreptelor | ^~ main.cpp:31:21: warning: 'px' may be used uninitialized in this function [-Wmaybe-uninitialized] 31 | return sqrt((X1 - X2) * (X1 - X2) + (Y1 - Y2) * (Y1 - Y2)); | ~~~~^~~~~ main.cpp:64:20: note: 'px' was declared here 64 | double px, py; //punctul de intersectie al dreptelor | ^~