chimie2.cpp: In function `int main()': chimie2.cpp:39: warning: assignment to non-pointer type `char' from NULL chimie2.cpp:39: warning: argument to non-pointer type `char' from NULL chimie2.cpp:47: warning: assignment to non-pointer type `char' from NULL chimie2.cpp:47: warning: argument to non-pointer type `char' from NULL chimie2.cpp:53: warning: assignment to non-pointer type `char' from NULL chimie2.cpp:53: warning: argument to non-pointer type `char' from NULL chimie2.cpp:59: warning: assignment to non-pointer type `char' from NULL chimie2.cpp:59: warning: argument to non-pointer type `char' from NULL chimie2.cpp:75: warning: assignment to non-pointer type `char' from NULL chimie2.cpp:75: warning: argument to non-pointer type `char' from NULL chimie2.cpp:26: warning: unused variable `int q' chimie2.cpp:81:2: warning: no newline at end of file /tmp/cctHalTI.o(.text+0xd7): In function `main': : the `gets' function is dangerous and should not be used.