Compilare: main.cpp: In function 'int main()': main.cpp:59:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int e = 0 ; e < v.size() ; e ++) ~~^~~~~~~~~~ main.cpp:73:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int e = 0 ; e < v.size() ; e ++) ~~^~~~~~~~~~ main.cpp:73:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int e = 0 ; e < v.size() ; e ++) ^~~ main.cpp:76:13: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' v[mxf] = x ; ^ main.cpp:90:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int f = 0 ; f < aux.size() ; f ++) ~~^~~~~~~~~~~~