#include <bits/stdc++.h>
using namespace std;
int main()
{
int n, array[10], c, d, t;
while(cin>>array[0]>>array[1]>>array[2])
{
if(array[0]==0 and array[1]==0 and array[2]==0) break;
for (c = 0 ; c <= 2; c++) {
d = c;
while ( d > 0 && array[d] < array[d-1]) {
t = array[d];
array[d] = array[d-1];
array[d-1] = t;
d--;
}
}
int x=array[0];
int y=array[1];
int z=array[2];
if(pow(x,2) + pow(y,2)==pow(z,2))
{
printf("right\n");
}
else
printf("wrong\n");
}
return 0;
}