Code Snippets C

#include
#define output(j) printf("%d %d\n", j ## 1, j ## 2)
int main(void)
{
int count1, count2;
int j1, j2;
count1 = 10;
count2 = 20;
j1 = 99;
j2 = -10;
output(count);
output(j);
return 0;
}