Compilare: main.cpp: In function 'void componenta(int)': main.cpp:48:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<muchii.size();++i) ~^~~~~~~~~~~~~~ main.cpp:46:13: warning: unused variable 'xs' [-Wunused-variable] int xs= muchiecurenta.nstart; ^~ main.cpp:47:13: warning: unused variable 'ys' [-Wunused-variable] int ys= muchiecurenta.nstop; ^~ main.cpp: In function 'bool comp(thg, thg)': main.cpp:61:54: warning: suggest parentheses around '&&' within '||' [-Wparentheses] return(a.nstart < b.nstart || a.nstart==b.nstart && a.nstop<b.nstop); ~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:77:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<muchii.size();++i) ~^~~~~~~~~~~~~~