// I am soo weak :(
#include <bits/stdc++.h>
#include <vector>
using namespace std;
typedef long long ll;
#ifdef LOCAL
#include "debug.h"
#else
#define debug(...) 42
#define line() "author : AyazN";
#endif
#define all(x) (x).begin(), (x).end()
#define isz(x) (int)(x.size())
typedef long double ld;
typedef pair<int,int> pii;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<pii> vpii;
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
const int sz = 1000001, inf = 1000000000, LOG = 20;
const ll mod = 1000000007, INF = 1000000000000000000;
set<int> divNums;
int id[sz];
bool p[sz];
struct BIT {
vector<int> tree;
int n;
void init(int _n) {
n = _n;
tree.resize(n + 1, 0);
}
void add(int x, int v) {
for (;x <= n; x += (x & -x)) tree[x] += v;
}
void updatePoint(int x, int val) {
add(x, val);
}
int sumPoint(int x) {
int sum = 0;
for (;x > 0; x -= (x & -x)) sum += tree[x];
return sum;
}
int sum(int l, int r) {
return sumPoint(r) - sumPoint(l - 1);
}
};
void run_case(int tc) {
int n, q; cin >> n >> q;
BIT st[170];
for (int i = 0; i < 170; i++) st[i].init(n);
while (q--) {
char t; cin >> t;
if (t == 'S') {
int x; cin >> x;
for (auto i : divNums) {
if (x % i) continue;
auto u = id[i];
st[u].updatePoint(x, st[u].sum(x, x) == 1 ? -1 : 1);
}
} else {
int l, r; cin >> l >> r;
auto ok = false;
for (auto d : divNums) {
if (st[id[d]].sum(l, r) >= 2) {
ok = true;
break;
}
}
cout << (ok ? "DA" : "NE") << '\n';
}
}
}
void precompute() {
divNums = {2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181, 191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 307, 311, 313, 317, 331, 337, 347, 349, 353, 359, 367, 373, 379, 383, 389, 397, 401, 409, 419, 421, 431, 433, 439, 443, 449, 457, 461, 463, 467, 479, 487, 491, 499, 503, 509, 521, 523, 541, 547, 557, 563, 569, 571, 577, 587, 593, 599, 601, 607, 613, 617, 619, 631, 641, 643, 647, 653, 659, 661, 673, 677, 683, 691, 701, 709, 719, 727, 733, 739, 743, 751, 757, 761, 769, 773, 787, 797, 809, 811, 821, 823, 827, 829, 839, 853, 857, 859, 863, 877, 881, 883, 887, 907, 911, 919, 929, 937, 941, 947, 953, 967, 971, 977, 983, 991, 997};
int idFor = 0;
for (auto i : divNums) id[i] = idFor++;
}
signed main() {
#ifdef LOCAL
// freopen("err.log", "w", stderr);
#endif
precompute();
int t = 1; // cin >> t;
for (int tc = 1; tc <= t; tc++) {
run_case(tc);
}
}
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*/
