問題:What Color? 16進数で入力してやるだけ。 #include<iostream> #include<cstdio> #include<string> #include<map> #include<cmath> using namespace std; double d( int a, int b ) { double dr = (a&0xff0000) - (b&0xff0000); double dg = (a&0x00ff00) - (b&0x00ff00); double db = (a&0x000</cmath></map></string></cstdio></iostream>…