Compilare: main.cpp:11:36: warning: built-in function 'pow' declared as non-function [-Wbuiltin-declaration-mismatch] 11 | int n, vf[30], distinct, repetate, pow[30], sol; | ^~~ main.cpp: In function 'int main()': main.cpp:78:22: warning: comparison of integer expressions of different signedness: 'int' and 'size_t' {aka 'long unsigned int'} [-Wsign-compare] 78 | for (int i = 0; i<strlen(word); i++) | ~^~~~~~~~~~~~~