/*
#include <stdio.h>
#include <stdlib.h>
int main()
{
printf("Hello world!\n");
return 0;
}
*//*
#include<stdio.h>
int main()
{
int a,i,b=0;
scanf("%d",&a);
for(i=1;i<=a;i=i+1)
{
if(i%10==1)
{
b=b+1;
}
}
printf("%d",b);
return 0;
}
*//*
#include<stdio.h>
int main()
{
int n,i,b=1;
scanf("%d",&n);
for(i=1; i<=n; i=i+1)
{
b=b*i;
}
printf("%d",b);
return 0;
}
*//*
#include<stdio.h>
int main()
{
int n,k,i,b=1;
scanf("%d %d",&n,&k);
for(i=1;i<=k;i=i+1)
{
b=b*n;
}
printf("%d",b);
return 0;
}
*//*
#include<stdio.h>
int main()
{
int a,d,n,i,b=0;
scanf("%d %d %d",&a,&d,&n);
b=a;
for(i=1;i<=n-1;i=i+1)
{
b=b+d;
}
printf("%d",b);
return 0;
}
*//*
#include<stdio.h>
int main()
{
long long int a,r,n,i,b=0;
scanf("%lld %lld %lld",&a,&r,&n);
b=a;
for(i=1;i<=n-1;i=i+1)
{
b=b*r;
}
printf("%lld",b);
return 0;
}
*/
#include<stdio.h>
int main()
{
long long int a,m,d,n,i,b=0;
scanf("%lld lld lld lld",&a,&m,&d,&n)
}