Compilare: main.cpp: In function 'int main()': main.cpp:59:18: warning: unused variable 'x' [-Wunused-variable] 59 | for(int i = 0, x, y; i < n; i++) | ^ main.cpp:59:21: warning: unused variable 'y' [-Wunused-variable] 59 | for(int i = 0, x, y; i < n; i++) | ^