常用程序模板

luckydrawbox · 2021-08-28 23:17:23 · 算法·理论

#include<bits/stdc++.h>
#define ll long long
using namespace std;
long long read(){
    long long x=0,f=1;char ch=getchar();
    while(!isdigit(ch)){if(ch=='-') f=-1;ch=getchar();}
    while(isdigit(ch)){x=x*10+ch-48;ch=getchar();}
    return x*f;
}
void write(long long x){
    if(x<0) putchar('-'),x=-x;
    if(x>9) write(x/10);
    putchar(x%10+'0');
}
//const int N=;
int main(){

    return 0;
}

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