Harmony Pairs题目描述Roundgod is obsessive about numbers. Let S(x)S(x)S(x) be the sum of the digits of xx in decimal notation, (A,B)(A,B)(A,B) is a harmony pair if and only if S(A)>S(B)S(A)>S(B)S(A)

String painter#include <cstring>#include <cstdio>#include <cmath>#include <algorithm>#include <iostream>using namespace std;#define ll long long#define inf 0x3f...

Pytorch torch.add() torch.add_() 用法