Compilare: main.cpp: In function 'long long int divideEtImpera(int, int)': main.cpp:56:14: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<new_v.size();i++) ~^~~~~~~~~~~~~ main.cpp:58:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=i+1;j<new_v.size();j++) ~^~~~~~~~~~~~~ main.cpp:32:13: warning: unused variable 'minL' [-Wunused-variable] int mij,minL,minR; ^~~~ main.cpp:32:18: warning: unused variable 'minR' [-Wunused-variable] int mij,minL,minR; ^~~~ main.cpp: In function 'int main()': main.cpp:76:13: warning: unused variable 'j' [-Wunused-variable] int n,i,j,a,b; ^ main.cpp:77:12: warning: unused variable 'f' [-Wunused-variable] double f; ^ main.cpp:78:12: warning: unused variable 'min' [-Wunused-variable] double min=999999999; ^~~ main.cpp: In function 'long long int divideEtImpera(int, int)': main.cpp:71:1: warning: control reaches end of non-void function [-Wreturn-type] } ^