C++代码模板

#include<iostream>
#include<cstdio>
#include<string>
#include<cstring>
#include<algorithm>
#include<cmath>
#include<map>
#include<vector>
#define ll long long
#define ull unsigned long long
#define mem(x,y) memset(x,y,sizeof(x))
//#define int long long

inline ll read()
{
    ll x=0,f=1;char ch=getchar();
    while (ch<'0'||ch>'9'){if (ch=='-') f=-1;ch=getchar();}
    while (ch>='0'&&ch<='9'){x=x*10+ch-48;ch=getchar();}
    return x*f;
}

using namespace std;
const int maxm=2e5+5,inf=0x3f3f3f3f;

void solve(){
    
    return ;
}

signed main(){
//    ios::sync_with_stdio(false),cin.tie(0),cout.tie(0);
    int _=1;
//    cin>>_;
    while(_--){
        solve();
    }
    return 0;
}