Eroare de compilare: main.cpp: In function 'void cit(int&)': main.cpp:24:32: error: 'isdigit' was not declared in this scope for ( ; !isdigit (buff[poz]); ) ^ main.cpp:27:31: error: 'stdin' was not declared in this scope fread (buff,1,BUF,stdin); ^~~~~ main.cpp:27:36: error: 'fread' was not declared in this scope fread (buff,1,BUF,stdin); ^ main.cpp:30:34: error: 'isdigit' was not declared in this scope for (nr=0; isdigit (buff[poz]); ) ^ main.cpp:35:31: error: 'stdin' was not declared in this scope fread (buff,1,BUF,stdin); ^~~~~ main.cpp:35:36: error: 'fread' was not declared in this scope fread (buff,1,BUF,stdin); ^ main.cpp: In function 'void solve()': main.cpp:86:33: error: 'printf' was not declared in this scope printf ("%.4lf\n",best[n][k]); ^ main.cpp: In function 'int main()': main.cpp:91:29: error: 'stdin' was not declared in this scope freopen ("retea.in","r",stdin); ^~~~~ main.cpp:91:34: error: 'freopen' was not declared in this scope freopen ("retea.in","r",stdin); ^ main.cpp:92:30: error: 'stdout' was not declared in this scope freopen ("retea.out","w",stdout); ^~~~~~ Non zero exit status: 1