#include<stdio.h> int max3(int g, int h, int i) { int max = g>h?g:h; max = max>i?max:i; return max; } int main() { int a,b,c,d,e,f; float k; scanf("%d %d %d", &a,&b,&c); d=max3(a+b,b,c); e=max3(a,b+c,c); f=max3(a,b,b+c); printf("%.2f",k = k = (float)d / (float)(e + f)); retur...