/*
#include <stdio.h>
#include <stdlib.h>
int main()
{
printf("Hello world!\n");
return 0;
}
*/
/*
#include <stdio.h>
int main()
{
int a;
scanf("%d",&a);
printf("%d",a*24);
return 0;
}
*/
/*
#include <stdio.h>
int main()
{
int a,f;
scanf("%d %d",&a,&f);
printf("%d+%d=%d\n",a,f,a+f);
printf("%d-%d=%d\n",a,f,a-f);
printf("%d*%d=%d\n",a,f,a*f);
printf("%d/%d=%d\n",a,f,a/f);
return 0;
}
*/
/*
#include <stdio.h>
int main()
{
long long int a,f;
scanf("%lld %lld",&a,&f);
printf("%lld",a+f);
return 0;
}
#include <stdio.h>
int main()
{
int a,f;
scanf("%d %d",&a,&f);
printf("%d",a%f);
return 0;
}
*/
/*
#include <stdio.h>
int main()
{
int a;
scanf("%d",&a);
printf("%.3f",9.0/5*a+32);
return 0;
}
*/