#include<bits/stdc++.h>
using namespace std;
mt19937 mt(time(NULL));
constexpr int M=1e5+5;
int n,cnt,num,p[M],per[M];
int read(){
	int x=0;char ch=getchar();
	while (!isdigit(ch)) ch=getchar();
	while (isdigit(ch)) x=x*10+ch-48,ch=getchar();
	return x;
}
int rnd(int l,int r){return mt()%(r-l+1)+l;}
void solve(){ n=read();num=0;
	for (int i=1;i<=n;i++) p[i]=read();
	for (int i=1;i<=n;i++) num+=p[i]==p[1];
	if (num==n) return puts("NO"),void();
	iota(per+1,per+n+1,1);
	cnt=0;while (1){ bool flag=0;
		for (int i=1;i<n;i++)
			if (per[i]==p[i]) flag=1,
				swap(per[i],per[rnd(i+1,n)]);
		if (per[n]==p[n]) swap(per[n],per[rnd(1,n-1)]),flag=1;
		cnt++; if (!flag) break;
	} puts("YES");
	for (int i=1;i<=n;i++) printf("%d%c",per[i]," \n"[i==n]);
}
int main(){int T=read();while (T--) solve();return 0;}