#include <bits/stdc++.h>
using namespace std;
int main(){
	int i;
	string s="ACM";
	cin>>i;
	int a[i];
	for(int y=0;y<i;y++)cin>>a[y];
	for(int y=0;y<i;y++){
		for(int j=0;j<a[y]*3;j++){
			for(int jj=0;jj<a[y];jj++)cout<<s;
			cout<<"\n";
		}
	}
	return 0;
}

/**************************************************************
	Problem: 2012
	User: zhouhongyi
	Language: C++
	Result: Accepted
	Time:12 ms
	Memory:2072 kb
****************************************************************/