agenda.cpp: In function `int elimin_sp(char*)': agenda.cpp:18: warning: control reaches end of non-void function agenda.cpp: In function `int minute(char*)': agenda.cpp:34: warning: assignment to non-pointer type `char' from NULL agenda.cpp:34: warning: argument to non-pointer type `char' from NULL agenda.cpp:35: warning: `int l' might be used uninitialized in this function agenda.cpp: In function `int main()': agenda.cpp:84: warning: NULL used in arithmetic agenda.cpp:105: warning: assignment to non-pointer type `char' from NULL agenda.cpp:105: warning: argument to non-pointer type `char' from NULL agenda.cpp:106: warning: assignment to non-pointer type `char' from NULL agenda.cpp:106: warning: argument to non-pointer type `char' from NULL agenda.cpp:78: warning: `int poz' might be used uninitialized in this function /tmp/ccsuMrFT.o(.text+0x309): In function `main': : the `gets' function is dangerous and should not be used.