代码

#define S __builtin_scanf(
#define P __builtin_printf(
#define getint()asm(\
"	movl $48,%ebx\n"\
"	call getchar\n"\
"	xorl %ebx,%eax\n"\
"	movl %eax,%esi\n"\
"	call getchar\n"\
"	cmp %eax,%ebx\n"\
"	jg 1f\n"\
"0:	movl %esi,%ecx\n"\
"	sall $2,%esi\n"\
"	addl %ecx,%esi\n"\
"	addl %esi,%esi\n"\
"	xorl %ebx,%eax\n"\
"	addl %eax,%esi\n"\
"	call getchar\n"\
"	cmp %eax,%ebx\n"\
"	jbe 0b\n"\
"	1:");
int a,b;
main(){
	getint()
	asm("movl %esi,a");
	getint()
	asm("movl %esi,b");
	P"%d",a+b);
}

评测结果