Compilare: main.cpp: In function 'void f()': main.cpp:44:9: warning: unused variable 'k' [-Wunused-variable] 44 | int k; | ^ main.cpp: In function 'int main()': main.cpp:73:15: warning: unused variable 'm' [-Wunused-variable] 73 | int n, k, m, mij,t; | ^ main.cpp:73:18: warning: unused variable 'mij' [-Wunused-variable] 73 | int n, k, m, mij,t; | ^~~