program1.cpp: In function `void bf(int)': program1.cpp:22: warning: comparison between signed and unsigned integer expressions program1.cpp: In function `int main()': program1.cpp:39: warning: comparison between signed and unsigned integer expressions program1.cpp:42: warning: comparison between signed and unsigned integer expressions program1.cpp:45: warning: comparison between signed and unsigned integer expressions program1.cpp:58:2: warning: no newline at end of file /tmp/cclfW8mp.o(.text+0x1aa): In function `main': : the `gets' function is dangerous and should not be used.