help me

如果这样呢？
#include <stdio.h>
main()
{int a,b,c,d;
scanf("%d,%d",&a,&b);
c=a*a+b*b;
d=a+b;
if(c>100)
   printf("jie guo shi (c-c%100)/100");
else
   printf("jie guo shi  %d\n",d);

}
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