Compilare: user.cpp:1:19: warning: extra tokens at end of #include directive [enabled by default] #include <cstring>> ^ user.cpp: In function ‘int main()’: user.cpp:38:20: warning: suggest parentheses around comparison in operand of ‘&’ [-Wparentheses] while (s[i]!=' ' & s[i]!='.') ^ user.cpp:25:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("litere2.in","r",stdin); ^ user.cpp:28:12: warning: ignoring return value of ‘char* gets(char*)’, declared with attribute warn_unused_result [-Wunused-result] gets(s); ^ /tmp/cc6YDiuY.o: In function `main': user.cpp:(.text.startup+0x67): warning: the `gets' function is dangerous and should not be used.