代码

#include <cstdio>
#define il inline
#define rgi register int
#define sp putchar(' ')
#define el putchar('\n')
using namespace std;
il int ri()
{
	register int o1=0;
	register bool o2=0;
	register char o3;
	while((o3=getchar())<'0'||o3>'9')
		o2|=o3=='-';
	while(o3>='0'&&o3<='9')
		o1=(o1<<1)+(o1<<3)+(o3^48),o3=getchar();
	return o2?-o1:o1;
}
il void wi(int o1)
{
	if(o1<0)
		putchar('-'),o1=-o1;
	rgi o2=o1/10;
	if(o2)
		wi(o2);
	putchar((o1-(o2<<1)-(o2<<3))^48);
}

signed main()
{
	int not_used=ri();
	for(rgi i=1;i<=100;++i)
		wi(ri()+ri()),el;
	return 0;
}

评测结果