Compilare: main.cpp: In function 'int main()': main.cpp:40:10: warning: statement has no effect [-Wunused-value] for(i;i<=n;i++) ^ main.cpp:8:13: warning: unused variable 'j' [-Wunused-variable] int n,i,j,k,sw; ^ main.cpp:8:15: warning: unused variable 'k' [-Wunused-variable] int n,i,j,k,sw; ^ main.cpp:33:14: warning: 'sw' may be used uninitialized in this function [-Wmaybe-uninitialized] for(i=1;i<sw;i++) ~^~~ main.cpp:23:29: warning: 'decomp' may be used uninitialized in this function [-Wmaybe-uninitialized] if(c2 < maximic && c2 > decomp) ~~~~~~~~~~~~~^~~~~~~~~~~~~~