#include<stdio.h>
int main()
{
int a,b,c,d,e;
scanf("%d %d",&a,&b);
c=a+b;
d=c/10%10;//也可写成:d=c%100/10;
e=c%10;
if(d==0)
printf("%d",e);
else
printf("%d%d",d,e);//规范写法应该为:printf("%d",10*d+e);
return 0;
}
#include<stdio.h>
int main()
{
int a,b,c,d,e;
scanf("%d %d",&a,&b);
c=a+b;
d=c/10%10;//也可写成:d=c%100/10;
e=c%10;
if(d==0)
printf("%d",e);
else
printf("%d%d",d,e);//规范写法应该为:printf("%d",10*d+e);
return 0;
}