Compilare: main.cpp: In function 'bool verif(char*)': main.cpp:14:10: warning: unused variable 'x' [-Wunused-variable] 14 | {int x=strcmp(p,a[i]); | ^ main.cpp:12:10: warning: unused variable 'x' [-Wunused-variable] 12 | char x[1000]; | ^ main.cpp: In function 'int main()': main.cpp:70:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 70 | for(int j=0;j<v[i].size();j++) | ~^~~~~~~~~~~~