#include<stdio.h>
#include<math.h>
int main(void)
{
int m,n,x;
int a,b,c;
double d;
scanf("%d %d",&m,&n);
while(scanf("%d%d",&m,&n)!=EOF&&m>=100&&n>=m&&n<=999){
scanf("%d %d",&m,&n);
x=m+1;
a=x/100;
b=x/10%10;
c=x%10;
d=pow(a,3)+pow(b,3)+pow(c,3);
if(d==x){
printf("%d",x);
}
else if(d!=x){
printf("no");
}
}
return 0;
}