题解

#include <iostream>
#include <cstdio>
using namespace std;
int a[100005];
int main(){
	for(int i = 1; i <= 24; i++){
		cin >> a[i]; 
	}int mx = 0, mn = 0x3f3f3f3f;
	for(int i = 1; i <= 22; i += 3){
		int ct = max(a[i], max(a[i + 1], a[i + 2])) - min(a[i], min(a[i + 1], a[i + 2]));
		mx = max(mx, ct), mn = min(mn, ct);
	}cout << mx - mn;

	return 0;
}