bete1.cpp: In function 'int main()': bete1.cpp:18: warning: comparison between signed and unsigned integer expressions bete1.cpp:24: warning: comparison between signed and unsigned integer expressions bete1.cpp:37: warning: comparison between signed and unsigned integer expressions bete1.cpp:39: warning: comparison between signed and unsigned integer expressions bete1.cpp:51: warning: comparison between signed and unsigned integer expressions bete1.cpp:53: warning: comparison between signed and unsigned integer expressions bete1.cpp:67: warning: comparison between signed and unsigned integer expressions bete1.cpp:36: warning: unused variable 'run'