/*
#include <stdio.h>
int main()
{
int n,i,a=1;
scanf("%d",&n);
for (i=1;i<=n;i++) {
a=a*i;
} printf("%d",a);
}
*/
/*
#include <stdio.h>
int main() {
int a,b,c=0,i;
scanf("%d %d",&a,&b);
for (i=a; i<=b; i++) {
if(i%2==0) {
c=c-i;
}
else if(i%2==1) {
c=c+i;
}
} printf("%d",c);
}
*/
/*
#include <stdio.h>
int main()
{
int a,b,c=0,d,i;
scanf("%d %d",&a,&b);
for(i=a;i<=b;i++) {
if(i%2==1) {
c=c+i;
printf("+%d",i);
} else if(i%2==0){
c=c-i;
printf("-%d",i);
}
} printf("=%d",c);
}
*/
/*
#include <stdio.h>
int main() {
int a,b,c=0,i;
scanf("%d %d",&a,&b);
for (i=a; i<=b; i++) {
if(i%2==1) {
if(i==a) {
c=c+i;
printf("%d",i);
} else {
c=c+i;
printf("+%d",i);
}
}
else {
c=c-i;
printf("-%d",i);
}
} printf("=%d",c);
}
*/
#include <stdio.h>
int main()
{
long long int a,b,c,d,n,k,t,i;
scanf("%lld",&n);
for (k=1;k<n;k++) {
i
}
}