Hello World !

放链接的效果是?

原博客

放代码的效果是?

 1 #include <set>
 2 #include <ctime>
 3 #include <queue>
 4 #include <cstdio>
 5 #include <bitset>
 6 #include <cctype>
 7 #include <bitset>
 8 #include <cstdlib>
 9 #include <cassert>
10 #include <cstring>
11 #include <iostream>
12 #include <algorithm>
13 #define inf (1<<30)
14 #define INF (1ll<<62)
15 #define fi first
16 #define se second
17 #define rep(x,s,t) for(register int x=s,t_=t;x<t_;++x)
18 #define per(x,s,t) for(register int x=t-1,s_=s;x>=s_;--x)
19 #define prt(x) cout<<#x<<":"<<x<<" "
20 #define prtn(x) cout<<#x<<":"<<x<<endl
21 #define pb(x) push_back(x)
22 #define hash asfmaljkg
23 #define rank asfjhgskjf
24 #define y1 asggnja
25 #define y2 slfvm
26 using namespace std;
27 typedef long long ll;
28 typedef pair<int,int> ii;
29 template<class T>void sc(T &x){
30     int f=1;char c;x=0;
31     while(c=getchar(),c<48)if(c=='-')f=-1;
32     do x=x*10+(c^48);
33     while(c=getchar(),c>47);
34     x*=f;
35 }
36 template<class T>void nt(T x){
37     if(!x)return;
38     nt(x/10);
39     putchar(x%10+'0');
40 }
41 template<class T>void pt(T x){
42     if(x<0)putchar('-'),x=-x;
43     if(!x)putchar('0');
44     else nt(x);
45 }
46 template<class T>void ptn(T x){
47     pt(x);putchar('\n');
48 }
49 template<class T>void pts(T x){
50     pt(x);putchar(' ');
51 }
52 template<class T>inline void Max(T &x,T y){if(x<y)x=y;}
53 template<class T>inline void Min(T &x,T y){if(x>y)x=y;}
54 
55 int main(){
56 //  freopen("pro.in","r",stdin);
57 //  freopen("chk.out","w",stdout);
58 //    int cas;sc(cas);
59 //    while(cas--)solve();
60     
61     return 0;
62 }
View Code

 LaTeX的效果是?

$n≤100,ans=\sum_{i=1}^{n} a_i mod (10^9+7)$

posted @ 2016-08-06 09:45  ShinFeb  阅读(125)  评论(0编辑  收藏  举报