/*
#include<stdio.h>
int main(){
int n,a,b;
double c;
scanf("%d",&n);
if(n<=500){
c = n*0.7;
}
else if(500<n&&n<=1500){
c = 350+(n-500)*0.4;
}
else if(1500<n&&n<=4500){
c = 750+(n-1500)*0.15;
}
else if(4500<n&&n<=10000){
c=1200+(n-4500)*0.05;
}
else{
c=1475+(n-10000)*0.02;
}
printf("%d",(int)c);
}
*/
/*
#include<stdio.h>
int main(){
int a,b,n,c;
scanf("%d %d",&a ,&b);
scanf("%d",&n);
if(b+n<60){
printf("%d %d",a,b+n);
}
else{
printf("%d %d",(a+(b+n)/60)%24,(b+n)%60);
}
}
*/
/*
#include<stdio.h>
int main(){
int a,b,n,c,i;
scanf("%d",&n);
a=0;
c=0;
for(i=1; ;i++){
a=a*10+n%10;
c=c+n%10;
n=n/10;
if(n==0){
printf("%d\n%d",a,c);
break;
}
}
}
*/
/*
#include<stdio.h>
int main(){
float a,b,c,d,e,n;
n=0;
for(int i=1;i<=5;i++){
scanf("%f %f",&a,&b);
if(b-a>=1 && b-a<=5){
n = n+ b-a-1;
}
else if(b-a>5)
{
n = n+4;
}
}
if(n>=15){
printf("%d",(int)(n*0.95*10000));
}
else if(n<=5){
printf("%d",(int)(n*1.05*10000));
}
else
{
printf("%d",(int)(n*10000));
}
}
*/