#include <stdio.h>
#include <stdlib.h>
#include <math.h>
int main()
{
float x;
double y;
if ((x>-30 && x<-15) || (x>3 && x<=20))
if ( x>20 )
{
}
if (x<=-30)
{
}
if (-15<=x && x<=3)
{
}
return 0;
}
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