#include<iostream>
#include<cstdio>
#include <algorithm>
using namespace std;
int ABS(int a) {return (((a)<(0) ) ? (-a) : (a));}
int main() {
int t;
cin >> t;
while(t--) {
int n;
cin >> n;
int p1[n], p2[n];
for(int i=0; i<n; i++) {
cin >> p1[i];
}
for(int i=0; i<n; i++) {
cin >> p2[i];
}
int diff[n];
for(int i=0; i<n; i++) {
diff[i] = ABS(p1[i]-p2[i])-1;
}
int co = 0;
int turn = 2;
sort(diff, diff+n);
int odd = 0;
for(int i=0; i<n; i++) {
if(diff[i]%2) {
odd++;
}
}
int even = n-odd;
turn = 2;
if(odd%2) {
turn = 1;
}
if(turn == 2) {
printf("player-1\n");
}else {
printf("player-2\n");
}
}
return 0;
}
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