Compilare: user.cpp: In function ‘int main()’: user.cpp:86:11: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] fin >> s + 2; ^ user.cpp:87:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(strlen(s + 2) != n - 1) while(1); ^ user.cpp:78:46: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("aiacupalindroame.out", "w", stdout); ^