reactivi.cpp: In function `int Cauta(char, char)': reactivi.cpp:28: warning: `int Unde' might be used uninitialized in this function reactivi.cpp: In function `int main()': reactivi.cpp:70: warning: int format, different type arg (arg 3) reactivi.cpp:70: warning: int format, different type arg (arg 4) reactivi.cpp:70: warning: too many arguments for format