”C++果不其然还是有一个模板写起来要舒服点

”C++果然还是有一个模板写起来要舒服点

#include <cstdio>#include <cmath>#include <cstdlib>#include <cstring>#include <ctime>#include <cctype>#include <map>#include <set>#include <string>#include <queue>#include <algorithm>#include <iostream>using namespace std;#define PB push_back#define PO pop_back#define MP make_pair#define pque priority_queue#define fst first#define snd second#define iter iterator#define oo 0x13131313#define PI M_PI#define FOR(i, j, k) for (i = (j); i <= (k); ++i)#define ROF(i, j, k) for (i = (j); i >= (k); --i)#define FER(e, edge, u) for (e = edge[u]; e; e = e->n)#define FRE(i, a) for (i = (a).begin(); i != (a).end(); ++i)#define cstr(a) (a).c_str()#define setc(p, d, q) (((p)->c[d] = (q))->f = (p))#define setch(p, d, q) (((p)->d = (q))->f = (p))typedef unsigned uint;typedef long long int64;typedef long double real;typedef unsigned long long uint64;template<class T> inline bool minfy(T &a, const T &b) {return b < a ? a = b, 1 : 0;}template<class T> inline bool maxfy(T &a, const T &b) {return b > a ? a = b, 1 : 0;}template<class T> inline T sqr(const T &a) {return a * a;}

1楼wangeen昨天 10:34

好简洁的代码 ，学习了 nn return a = b, 1; 是什么意思呢？

Re: JerryDung昨天 22:06

回复wangeenn额。。。逗号运算符，返回的是逗号后面那个值。。n这句话的意思就是 先 a = b, 在 return 1 。。为了省代码嘛。。。