#include<stdio.h>
#include<math.h>
int main()
{
int a, b, sum, c;
scanf("%d %d", &a, &b);
sum = a + b;
c = abs(sum);
if(c<1000)
printf("%d", sum);
if(c>=1000 && c<1000000)
printf("%d,%03d", sum/1000, c%1000);
if(c>=1000000)
printf("%d,%03d,%03d", sum/1000000, c%1000000/1000, c%1000000%1000);
}
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