#include<stdio.h>
#include<math.h>
int main()
{
double x, y;
if(x >= 25)
y
= (x
+ 75)/(sqrt(x
) + 5); else if(x > 25 && x >= 10)
y = 0.4*x;
else if (5 > x && x >= 2)
return 0;
}
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