pepsi.cpp: In function `int min(int*, int)': pepsi.cpp:7: warning: unused variable `int m' pepsi.cpp:8: warning: unused variable `int x' pepsi.cpp:8: warning: unused variable `int y' pepsi.cpp:7: warning: `int c' might be used uninitialized in this function pepsi.cpp: In function `int max(int*, int)': pepsi.cpp:18: warning: `int x' might be used uninitialized in this function