AC_jie的博客

模板 #include<cstdio> #include<iostream> using namespace std; const int MAXN = 100; int a[MAXN]; void Merge(int left,int mid,int right) {     int i = left; int j = mid + 1; in...

void quick_sort(int l,int r) {     int k = a[l];     if(l < r)     {         int i = l, j = r;