Compilare: main.cpp: In function 'int backpack(int, int)': main.cpp:16:7: warning: unused variable 'j' [-Wunused-variable] int i,j,w; ^ main.cpp: In function 'int main()': main.cpp:40:1: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i=1;i<=n;i++) ^~~ main.cpp:42:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' g<<backpack(c,n); ^ main.cpp:38:11: warning: unused variable 'j' [-Wunused-variable] int i,n,c,j; ^