代码

#include<cstdio>
using namespace std;
typedef long long LL;
inline LL read(){
	LL x=0,y=1;
	char c=getchar();
	while(c<'0'||c>'9'){if(c=='-')y=-y;c=getchar();}
	while(c>='0'&&c<='9'){x=x*10+c-'0';c=getchar();}
	return x*y;
}
int main (){
	goto read;
	Computerroom:{
		goto sleepagain;
	}
	LL a,b,c;
	sleep:{
		LL c;
		goto wake;
	}
	theend : return 0;
	school : goto dinning_hall;
	read:{
	    a=read(),b=read();
	    goto sleep;
	 }
	wake:{
		c=a+b;
		goto school;
	}
	dinning_hall : goto Computerroom;
	sleepagain : {
	    printf("%lld",c);
	    goto theend;
    }
}

评测结果