Compilare: main.cpp: In function 'int main()': main.cpp:38:10: warning: unused variable 'm' [-Wunused-variable] 38 | int n, m, i, op, x, y, maxx, cnt; | ^ main.cpp:38:16: warning: unused variable 'op' [-Wunused-variable] 38 | int n, m, i, op, x, y, maxx, cnt; | ^~ main.cpp:38:20: warning: unused variable 'x' [-Wunused-variable] 38 | int n, m, i, op, x, y, maxx, cnt; | ^ main.cpp:38:23: warning: unused variable 'y' [-Wunused-variable] 38 | int n, m, i, op, x, y, maxx, cnt; | ^