代码

#include<iostream>
#include<cstdio>
typedef long long ll;
ll read();
void write(ll);
int main()
{
	write(read()+read());
	return 0;
}
ll read()
{
	ll ans=0,fh=1;char c=getchar();
	while(c<'0'||c>'9'){
		if(c=='-') fh=-1;
		c=getchar();
	}
	while(c>='0'&&c<='9'){
		ans=(ans<<3)+(ans<<1)+c-'0';
		c=getchar();
	}
	return ans*fh;
}
void write(ll Num){
	if(Num<0) putchar('-'),Num*=-1;
	if(Num>=10) write(Num/10);
	putchar(Num%10+'0');
}

评测结果