#define _CRT_SECURE_NO_WARNINGS #include "bits/stdc++.h" #define rep(i, n) for(int i=0; i<(n); ++i) #define FOR(i, m, n) for(int i=(m); i<(n); ++i) #define rrep(i, m, n) for(int i=(m); i>=(n); --i) #define sz(x) ((int)(x).size()) #define all(x) (x).begin(),(x).end() #define rall(x) (x).rbegin(),(x).rend() #define mp make_pair #define pb push_back #define eb emplace_back using namespace std; using LL = long long; using VB = vector; using VI = vector; using VL = vector; using VS = vector; using VD = vector; using VVI = vector; using VVL = vector; using PII = pair; using PLL = pair; using VP = vector; using VPL = vector; const int inf = (int)1e9; const LL inf_ll = (LL)1e18, MOD = 1000000007; const double PI = acos(-1.0), EPS = 1e-12; templatevoid Sort(T& a) { sort(all(a)); } templatevoid RSort(T& a) { sort(rall(a)); } templatevoid Reverse(T& a) { reverse(all(a)); } templatevoid Unique(T& a) { a.erase(unique(all(a)), a.end()); } templateT Sorted(T a) { Sort(a); return a; } templateT RSorted(T a) { RSort(a); return a; } templateT Reversed(T a) { Reverse(a); return a; } templateT Uniqued(T a) { Unique(a); return a; } templateauto Max(const T& a) { return *max_element(all(a)); } templateauto Min(const T& a) { return *min_element(all(a)); } templateint MaxPos(const T& a) { return max_element(all(a)) - a.begin(); } templateint MinPos(const T& a) { return min_element(all(a)) - a.begin(); } templateint Count(const T& a, const U& v) { return count(all(a), v); } templateint Find(const T& a, const U& v) { auto pos = find(all(a), v); return pos == a.end() ? -1 : pos - a.begin(); } templateU Sum(const T& a, const U& v) { return accumulate(all(a), v); } templateint Lower(const T& a, const U& v) { return lower_bound(all(a), v) - a.begin(); } templateint Upper(const T& a, const U& v) { return upper_bound(all(a), v) - a.begin(); } templatevoid RemoveIf(T& a, P f) { a.erase(remove_if(all(a), f), a.end()); } templateT Age(T n, T m) { return (n + m - 1) / m; } templateT Age2(T n, T m) { return Age(n, m) * m; } templateT Gcd(T n, T m) { return m ? Gcd(m, n % m) : n; } templateT Lcm(T n, T m) { return n / Gcd(n, m) * m; } templateT Pow(T a, T n) { T r = 1; while (n > 0) { if (n & 1)r *= a; a *= a; n /= 2; }return r; } templateT Powmod(T a, T n, T m = MOD) { T r = 1; while (n > 0) { if (n & 1)r = r * a % m, n--; else a = a * a % m, n /= 2; }return r; } templatebool chmax(T& a, const T& b) { if (a < b) { a = b; return true; } return false; } templatebool chmin(T& a, const T& b) { if (a > b) { a = b; return true; } return false; } string operator*(string s, int n) { string ret; rep(i, n)ret += s; return ret; } // --- input --- // #if defined(_MSC_VER) || defined(ONLINE_JUDGE) #define getchar_unlocked _getchar_nolock #define putchar_unlocked _putchar_nolock #endif inline int gc() { return getchar_unlocked(); } templateinline void InputF(T& v) { cin >> v; } inline void InputF(char& v) { while (isspace(v = gc())); } inline void InputF(string& v) { char c; for (InputF(c); !isspace(c); c = gc())v += c; } inline void InputF(int& v) { int k = 1; v = 0; char c; InputF(c); if (c == '-') { k = -1; c = gc(); } for (; isdigit(c); c = gc())v = v * 10 + (c - '0'); v *= k; } inline void InputF(long long& v) { int k = 1; v = 0; char c; InputF(c); if (c == '-') { k = -1; c = gc(); } for (; isdigit(c); c = gc())v = v * 10 + (c - '0'); v *= k; } inline void InputF(double& v) { double dp = 1; int k = 1; bool adp = false; v = 0; char c; InputF(c); if (c == '-') { k = -1; c = gc(); } for (; isdigit(c) || c == '.'; c = gc()) { if (c == '.')adp = true; else if (adp)v += (c - '0') * (dp *= 0.1); else v = v * 10 + (c - '0'); } v *= k; } templateinline void InputF(pair& v) { InputF(v.first); InputF(v.second); } templateinline void InputF(vector& v) { for (auto& e : v)InputF(e); } struct InputV { int n, m; InputV(int N) :n(N), m(0) {} InputV(pair N) :n(N.first), m(N.second) {} templateoperator vector() { vector v(n); InputF(v); return v; } templateoperator vector>() { vector> v(n, vector(m)); InputF(v); return v; } }; struct Input { templateoperator T() { T v; InputF(v); return v; } InputV operator[](int n) { return InputV(n); } InputV operator[](pair n) { return InputV(n); } }in; // --- output --- // struct BoolStr { const char* t, * f; BoolStr(const char* _t, const char* _f) :t(_t), f(_f) {} }Yes("Yes", "No"), yes("yes", "no"), YES("YES", "NO"), Int("1", "0"); struct DivStr { const char* d, * l; DivStr(const char* _d, const char* _l) :d(_d), l(_l) {} }spc(" ", "\n"), no_spc("", "\n"), end_line("\n", "\n"), comma(",", "\n"), no_endl(" ", ""); class Output { BoolStr B{ Yes }; DivStr D{ spc }; bool isPrint = true; void p(double v) { printf("%.20f", v); } void p(int v) { printf("%d", v); } void p(LL v) { printf("%lld", v); } void p(char v) { putchar(v); } void p(bool v) { printf(v ? B.t : B.f); } templatevoid p(const T& v) { cout << v; } templatevoid p(const pair& v) { p(v.first); printf(D.d); p(v.second); } templatevoid p(const vector& v) { rep(i, sz(v)) { if (i)printf(D.d); p(v[i]); } } templatevoid p(const vector>& v) { rep(i, sz(v)) { if (i)printf(D.l); p(v[i]); } } void p(const BoolStr& v) { B = v; isPrint = false; } void p(const DivStr& v) { D = v; isPrint = false; } public: void operator()() { printf(D.l); } templatevoid operator()(H&& h) { p(h); if (isPrint)printf(D.l); isPrint = true; B = Yes; D = spc; } templatevoid operator()(H&& h, T&& ...t) { p(h); if (isPrint)printf(D.d); isPrint = true; operator()(forward(t)...); } }out; #if __has_include("dump.hpp") #include "dump.hpp" #else #define dump(...) (void(0)) #endif templateclass Combi { int Max; T Mod; vector fac, finv, inv; public: Combi(int _Max, T _Mod = 1000000007) : Max(_Max), Mod(_Mod) , fac(_Max), finv(_Max), inv(_Max) { fac[0] = fac[1] = 1; finv[0] = finv[1] = 1; inv[1] = 1; for (int i = 2; i < Max; ++i) { fac[i] = fac[i - 1] * i % Mod; inv[i] = MOD - inv[Mod % i] * (Mod / i) % Mod; finv[i] = finv[i - 1] * inv[i] % Mod; } } T P(int n, int r) { return (n < r || n < 0 || r < 0) ? 0 : fac[n] * finv[n - r] % MOD; } T C(int n, int r) { // n C m return (n < r || n < 0 || r < 0) ? 0 : fac[n] * (finv[r] * finv[n - r] % Mod) % Mod; } T H(int n, int r) { // n H m return (n < 0 || r < 0) ? 0 : r == 0 ? 1 : C(n + r - 1, r); } }; int main() { int t; cin >> t; Combi co(2000009); rep(i, t) { char c, d; int a, b; cin >> c >> d >> a >> d >> b >> d; switch (c) { case 'C': out(co.C(a, b)); break; case 'P': out(co.P(a, b)); break; case 'H': out(co.H(a, b)); break; } } }