/*#include <stdio.h>
#include <stdlib.h>
int main()
{
printf("Hello world!\n");
return 0;
}
#include<stdio.h>
int main()
{
int a,b,c;
scanf("%d %d %d",&a,&b,&c);
if( a%2 == 0 ) {
printf("even \n");
}
else {
printf("odd \n");
}
if( b%2 == 0 ) {
printf("even \n");
}
else {
printf("odd \n");
}
if( c%2 == 0 ) {
printf("even \n");
}
else {
printf("odd \n");
}
return 0;
}
#include<stdio.h>
int main()
{
int a,b,c,d;
scanf("%d",&a);
if
*/