/*
#include <stdio.h>
#include <stdlib.h>
int main()
{
printf("Hello world!\n");
return 0;
}
*/
/*
#include <stdio.h>
int grap[20][3]= {0};
int n;
int calcu(int ct)
int calcu1(int ct)
{
int sum=grap[0][ct];
int i, j, min=50000000;;
int cot=-1;
for(i=1; i<n; i++)
{
min=50000000;
for(j=0; j<3; j++)
{
if(j!=ct&&min>grap[i][j])
{
min=grap[i][j];
cot=j;
}
}
sum+=min;
ct=cot;
cot=-1;
}
int sum1=grap[0][ct];
int k,l, min1=50000000;;
int cot=-1;
for(k=n; k>1; k--)
{
min1=50000000;
for(l=3; l>0; l--)
{
if(l!=ct&&min>grap[k][l])
{
min=grap[k][l];
cot=l;
}
}
sum+=min;
ct=cot;
cot=-1;
}
return sum1;
}
int main()
{
int i;
scanf("%d",&n);
for(i=0; i<n; i++)
{
scanf("%d %d %d %d %d %d",&grap[i][0],&grap[i][1],&grap[i][2],&grap[k][1],&grap[k][2],&grap[k][0]);
}
if(calcu(1)>calcu(0)&&calcu(2)>calcu(0)&&calcu1(1)>calcu){
printf("%d",calcu(0));
}
else if(calcu(0)>calcu(1)&&calcu(2)>calcu(1)){
printf("%d",calcu(1));
}
else if(calcu(1)>calcu(2)&&calcu(0)>calcu(2)){
printf("%d",calcu(2));
}
}
*/
/*
#include <stdio.h>
#include <string.h>
int main()
{
char str[1000];
int i;
scanf("%s",str);
for(i=0;i<strlen(str);i++){
if('a'<=str[i]&&str[i]<='z'){
printf("%c",str[i]-32);
}
else{
printf("%c",str[i]);
}
}
return 0;
}
*/
/*
#include <stdio.h>
int main()
{
int a,i;
scanf("%d",&a);
for(i=0;i<a;i++){
printf("%c",35);
}
}
*/
#include <stdio.h>
int main()
{
int a[10000],i,sum;
for(i=0;i<=a;i++){
}
}