C++模板与算法优化-优快云博客

本文链接：https://blog.youkuaiyun.com/swunHJ/article/details/83661851

本文深入探讨了C++中的各种模板用法，包括类型模板、函数模板以及模板元编程，展示了如何利用模板提高代码效率和可读性。同时，文章讲解了多种算法优化技巧，如快速最小/最大值计算、长整型处理等，适用于竞赛编程和高性能计算场景。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

#include<set>
#include<map>
#include<cmath>
#include<ctime>
#include<queue>
#include<stack>
#include<cstdio>
#include<string>
#include<vector>
#include<random>
#include<cstdlib>
#include<cstring>
#include<iomanip>
#include<iostream>
#include<algorithm>
#define endl "\n"
#define fi first
#define se second
#define db double
#define gcd __gcd
#define pb push_back
#define mp make_pair
#define lowbit(x) (x & (-x))
#define PII  pair<int, int> 
#define all(x) x.begin(), x.end()
#define debug(x) cout << #x << " = " << x << endl
#define rep(i, a, b) for(__typeof(b) i = a; i <= (b); i++)
#define Rep(i, a, b) for(__typeof(a) i = a; i >= (b); i--)
#define FAST ios::sync_with_stdio(false); cin.tie(0); cout.tie(0)
template<class T> inline T qmin(T a, T b) { return a < b ? a : b; }
template<class T> inline T qmax(T a, T b) { return a > b ? a : b; }
typedef long long ll;
typedef unsigned long long ull;
const db eps = 1e-9;
const db PI = acos(-1);
const int inf = 0x3f3f3f3f;
const int mod = (int)1e9 + 7;
const int maxn = (int)1e5 + 5;//remember to modify it, No RE or MLE
const ll INF = 0x3f3f3f3f3f3f3f3f;
using namespace std;

int main()
{
	return 0;
}

某些lajiOJ备用

#include<set>
#include<map>
#include<cmath>
#include<ctime>
#include<queue>
#include<stack>
#include<cstdio>
#include<string>
#include<vector>
#include<cstdlib>
#include<cstring>
#include<iomanip>
#include<iostream>
#include<algorithm>
#define end "\n"
#define fi first
#define se second
#define db double
#define gcd __gcd
#define pb push_back
#define mp make_pair
#define lowbit(x) (x & (-x))
#define PII  pair<int, int> 
#define all(x) x.begin(), x.end()
#define debug(x) cout << #x << " = " << x << endl
#define rep(i, a, b) for(int i = a; i <= (b); i++)
#define Rep(i, a, b) for(int i = a; i >= (b); i--)
#define FAST ios::sync_with_stdio(false); cin.tie(0); cout.tie(0)
template<class T> inline T qmin(T a, T b) { return a < b ? a : b; }
template<class T> inline T qmax(T a, T b) { return a > b ? a : b; }
typedef long long ll;
typedef unsigned long long ull;
const db eps = 1e-9;
const db PI = acos(-1);
const int inf = 0x3f3f3f3f;
const int mod = (int)1e9 + 7;
const int maxn = (int)1e5 + 5;//remember to modify it, No RE or MLE
const ll INF = 0x3f3f3f3f3f3f3f3f;
using namespace std;

int main()
{
	return 0;
}

个人头文件、预操作