Compilare: main.cpp: In function 'int gaseste_element(int)': main.cpp:10:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < v[nr].size(); i++ ) ~~^~~~~~~~~~~~~~ main.cpp:8:9: warning: variable 'tr' set but not used [-Wunused-but-set-variable] { int tr=0; ^~ main.cpp:9:9: warning: unused variable 'h' [-Wunused-variable] int h=n%nr; ^ main.cpp:13:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp: In function 'void adauga(int)': main.cpp:17:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i < v[h].size(); i++) ~~^~~~~~~~~~~~~ main.cpp: In function 'void sterge(int)': main.cpp:27:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < v[h].size(); i++ ) ~~^~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:54:31: warning: value computed is not used [-Wunused-value] gaseste_element(x)<<'\n'; ~~~~~~~~~~~~~~~~~~^~~~~~ main.cpp:55:13: warning: 'tr' may be used uninitialized in this function [-Wmaybe-uninitialized] if (tr==1) ^~