Compilare: main.cpp: In function 'int main()': main.cpp:13:24: warning: unused variable 'l' [-Wunused-variable] 13 | int n, m, k, i, j, l, c, st, dr, mij, sol, maxx = 0, act; | ^ main.cpp:13:30: warning: unused variable 'st' [-Wunused-variable] 13 | int n, m, k, i, j, l, c, st, dr, mij, sol, maxx = 0, act; | ^~ main.cpp:13:34: warning: unused variable 'dr' [-Wunused-variable] 13 | int n, m, k, i, j, l, c, st, dr, mij, sol, maxx = 0, act; | ^~ main.cpp:13:38: warning: unused variable 'mij' [-Wunused-variable] 13 | int n, m, k, i, j, l, c, st, dr, mij, sol, maxx = 0, act; | ^~~ main.cpp:13:58: warning: unused variable 'act' [-Wunused-variable] 13 | int n, m, k, i, j, l, c, st, dr, mij, sol, maxx = 0, act; | ^~~