Compilare: main.cpp: In function 'double apm()': main.cpp:42:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i<V.size(); i++) ~^~~~~~~~~ main.cpp:42:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i=0; i<V.size(); i++) ^~~ main.cpp:48:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' V=V_secundar; ^