agenda.cpp: In function `int calcul(char*)': agenda.cpp:23: warning: assignment to non-pointer type `char' from NULL agenda.cpp:23: warning: argument to non-pointer type `char' from NULL agenda.cpp: In function `int main()': agenda.cpp:67: warning: NULL used in arithmetic agenda.cpp:95: warning: assignment to non-pointer type `char' from NULL agenda.cpp:95: warning: argument to non-pointer type `char' from NULL agenda.cpp:96: warning: assignment to non-pointer type `char' from NULL agenda.cpp:96: warning: argument to non-pointer type `char' from NULL agenda.cpp:62: warning: `int pozc' might be used uninitialized in this function agenda.cpp:62: warning: `int l1' might be used uninitialized in this function agenda.cpp:62: warning: `int l2' might be used uninitialized in this function /tmp/ccSzxBrr.o(.text+0x2ad): In function `main': : the `gets' function is dangerous and should not be used.