sminus.cpp: In function `int main()': sminus.cpp:12: warning: assignment to `int' from `double' sminus.cpp:12: warning: argument to `int' from `double' sminus.cpp:11: warning: unused variable `int j' sminus.cpp:14: warning: unused variable `int ans' sminus.cpp:11: warning: `int idx' might be used uninitialized in this function sminus.cpp:11: warning: `int beg' might be used uninitialized in this function sminus.cpp:11: warning: `int end' might be used uninitialized in this function