Compilare: main.cpp: In function 'int Numar(int)': main.cpp:18:42: warning: NULL used in arithmetic [-Wpointer-arith] while((s[p]<'0' ||s[p]>'9') && s[p]!=NULL) ///cat timp nu e cifra ^~~~ main.cpp: In function 'int main()': main.cpp:105:51: warning: NULL used in arithmetic [-Wpointer-arith] while((s[i]<'0' || s[i]>'9') && s[i]!=NULL) ///cat timp nu e cifra ^~~~ main.cpp:77:9: warning: unused variable 'cantitate' [-Wunused-variable] int cantitate, poz, k, p; ^~~~~~~~~