Compilare: main.cpp: In member function 'void String::compP(int, int)': main.cpp:51:9: warning: unused variable 'hh' [-Wunused-variable] int hh = 0; ^~ main.cpp: In function 'int main()': main.cpp:97:26: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[1002]' [-Wformat=] scanf("%s", &a[i]); ^ main.cpp:94:22: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d\n", &n); ^ main.cpp:97:27: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s", &a[i]); ^