#include using namespace std; #include using namespace atcoder; #define int long long #define rep(i, n) for (int i = 0; i < (int) (n); i++) #define reps(i, n) for (int i = 1; i <= (int) (n); i++) #define all(x) (x).begin(), (x).end() #define uniq(x) (x).erase(unique(all(x)), (x).end()) #define bit(n) (1LL << (n)) #define dump(x) cerr << #x " = " << (x) << endl using vint = vector; using vvint = vector; using pint = pair; using vpint = vector; template using priority_queue_rev = priority_queue, greater>; constexpr double PI = 3.1415926535897932384626433832795028; constexpr int DY[9] = {0, 1, 0, -1, 1, 1, -1, -1, 0}; constexpr int DX[9] = {1, 0, -1, 0, 1, -1, -1, 1, 0}; int sign(int x) { return (x > 0) - (x < 0); } int gcd(int a, int b) { while (b) { swap(a %= b, b); } return a; } int lcm(int a, int b) { return a / gcd(a, b) * b; } int cdiv(int a, int b) { return (a - 1 + b) / b; } template void fin(T mes) { cout << mes << endl; exit(0); } template T sq(T x) { return x * x; } template bool chmax(T &a, const U &b) { if (a < b) { a = b; return true; } return false; } template bool chmin(T &a, const U &b) { if (b < a) { a = b; return true; } return false; } template ostream &operator<<(ostream &os, const pair &rhs) { os << "(" << rhs.first << ", " << rhs.second << ")"; return os; } template ostream &operator<<(ostream &os, const vector &rhs) { os << "{"; for (auto itr = rhs.begin(); itr != rhs.end(); itr++) { os << *itr << (next(itr) != rhs.end() ? ", " : ""); } os << "}"; return os; } template ostream &operator<<(ostream &os, const deque &rhs) { os << "{"; for (auto itr = rhs.begin(); itr != rhs.end(); itr++) { os << *itr << (next(itr) != rhs.end() ? ", " : ""); } os << "}"; return os; } template ostream &operator<<(ostream &os, const set &rhs) { os << "{"; for (auto itr = rhs.begin(); itr != rhs.end(); itr++) { os << *itr << (next(itr) != rhs.end() ? ", " : ""); } os << "}"; return os; } template ostream &operator<<(ostream &os, const multiset &rhs) { os << "{"; for (auto itr = rhs.begin(); itr != rhs.end(); itr++) { os << *itr << (next(itr) != rhs.end() ? ", " : ""); } os << "}"; return os; } template ostream &operator<<(ostream &os, const map &rhs) { os << "{"; for (auto itr = rhs.begin(); itr != rhs.end(); itr++) { os << *itr << (next(itr) != rhs.end() ? ", " : ""); } os << "}"; return os; } struct setup { static constexpr int PREC = 20; setup() { cout << fixed << setprecision(PREC); cerr << fixed << setprecision(PREC); }; } setup; using S = tuple; S e() { return {0, 0, 0}; } S op(S a, S b) { auto[ra, ta, fa]=a; auto[rb, tb, fb]=b; tb += fa, fb += fa; return {sqrt(sq(ra * cos(ta) + rb * cos(tb)) + sq(ra * sin(ta) + rb * sin(tb))), atan2(ra * sin(ta) + rb * sin(tb), ra * cos(ta) + rb * cos(tb)), fb}; } signed main() { int N, Q; cin >> N >> Q; vector src(N, {1, 0, 0}); segtree st(src); while (Q--) { int q; cin >> q; if (q == 0) { int i, x; cin >> i >> x, i--; auto[r, t, f]=st.get(i); t = x * PI / 180, f = x * PI / 180; st.set(i, {r, t, f}); } else if (q == 1) { int i, x; cin >> i >> x, i--; auto[r, t, f]=st.get(i); r = x; st.set(i, {r, t, f}); } else if (q == 2) { int i; cin >> i; auto[r, t, f]=st.prod(0, i); cout << r * cos(t) << " " << r * sin(t) << endl; } } }