Compilare: main.cpp: In function 'void add()': main.cpp:22:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<v[cn].copii.size(); ++i) ~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void delet()': main.cpp:50:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<v[cn].copii.size() && cp+2<lg; ++i) ~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void apra()': main.cpp:67:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<v[cn].copii.size() && cp+2<lg; ++i) ~^~~~~~~~~~~~~~~~~~~ main.cpp:85:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0;i<v[ln].copii.size();++i) ~^~~~~~~~~~~~~~~~~~~ main.cpp:66:30: warning: variable 'apr' set but not used [-Wunused-but-set-variable] int cn=0,lg=strlen(ch),cp=0,apr,ln; ^~~ main.cpp: In function 'void chibrit()': main.cpp:100:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i=0; i<v[cn].copii.size(); ++i) ~^~~~~~~~~~~~~~~~~~~ main.cpp:111:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (i==v[cn].copii.size()-1) ~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:99:11: warning: unused variable 'lg' [-Wunused-variable] int cn=0,lg=strlen(ch),cp=0; ^~ main.cpp: In function 'void apra()': main.cpp:66:34: warning: 'ln' may be used uninitialized in this function [-Wmaybe-uninitialized] int cn=0,lg=strlen(ch),cp=0,apr,ln; ^~