Compilare: main.cpp: In function 'int main()': main.cpp:28:15: warning: unused variable 'val' [-Wunused-variable] 28 | int n,m,i,val,mod,poz,last; | ^~~ main.cpp:28:19: warning: unused variable 'mod' [-Wunused-variable] 28 | int n,m,i,val,mod,poz,last; | ^~~ main.cpp:60:9: warning: 'last' may be used uninitialized in this function [-Wmaybe-uninitialized] 60 | if(i==last) | ^~