Compilare: main.cpp: In function 'void build()': main.cpp:57:13: warning: unused variable 'mij' [-Wunused-variable] 57 | int nr, mij; | ^~~ main.cpp: In function 'int main()': main.cpp:89:11: warning: unused variable 'm' [-Wunused-variable] 89 | int n,m,i,j,k,t,q,nr; | ^ main.cpp:89:17: warning: unused variable 'k' [-Wunused-variable] 89 | int n,m,i,j,k,t,q,nr; | ^ main.cpp:89:19: warning: unused variable 't' [-Wunused-variable] 89 | int n,m,i,j,k,t,q,nr; | ^ main.cpp:89:21: warning: unused variable 'q' [-Wunused-variable] 89 | int n,m,i,j,k,t,q,nr; | ^