/*#include <stdio.h>
#include <stdlib.h>
int main()
{
printf("Hello world!\n");
return 0;
}*/
/*#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
if(b<30)
{
if(a==0)
{
printf("%d %d",a+23,b+30);
}
else
{
printf("%d %d",a-1,b+30);
}
}
else
{
printf("%d %d",a,b-30);
}
return 0;
}*/
/*#include <stdio.h>
int main()
{
int a,b;
scanf("%d %d",&a,&b);
if(b%a==0)
{
printf("%d*%d=%d",a,b/a,b);
}
else if(a%b==0)
{
printf("%d*%d=%d",b,a/b,a);
}
else
{
printf("none");
}
}*/
/*#include <stdio.h>
int main()
{
double a,b,c,d;
scanf("%lf %lf",&a,&b);
if(a<150)
{
c=a-100;
}
else if(a<160)
{
c=(a-150)/2+50;
}
else
{
c=(a-100)*0.9;
}
d=(b-c)*100/c;
if(d<=10)
{
printf("정상");
}
else if(d<=20)
{
printf("과체중");
}
else
{
printf("비만");
}
return 0;
}*/
/*#include <stdio.h>
int main()
{
int a,b,c;
scanf("%d %d %d",&a,&b,&c);
if(a<=170)
{
printf("CRASH %d",a);
}
else if(a>170&&b<=170)
{
printf("CRASH %d",b);
}
else if(a>170&&b>170&&c<=170)
{
printf("CRASH %d",c);
}
else
{
printf("PASS");
}
return 0;
}*/