結果
問題 | No.1202 お菓子の食べ方 |
ユーザー | heno239 |
提出日時 | 2020-08-28 22:06:09 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 213 ms / 2,000 ms |
コード長 | 3,920 bytes |
コンパイル時間 | 1,373 ms |
コンパイル使用メモリ | 118,136 KB |
実行使用メモリ | 72,896 KB |
最終ジャッジ日時 | 2024-11-14 00:41:36 |
合計ジャッジ時間 | 9,663 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 202 ms
72,768 KB |
testcase_01 | AC | 200 ms
72,768 KB |
testcase_02 | AC | 198 ms
72,640 KB |
testcase_03 | AC | 201 ms
72,768 KB |
testcase_04 | AC | 201 ms
72,640 KB |
testcase_05 | AC | 203 ms
72,896 KB |
testcase_06 | AC | 205 ms
72,772 KB |
testcase_07 | AC | 201 ms
72,776 KB |
testcase_08 | AC | 201 ms
72,768 KB |
testcase_09 | AC | 213 ms
72,648 KB |
testcase_10 | AC | 68 ms
69,060 KB |
testcase_11 | AC | 82 ms
69,312 KB |
testcase_12 | AC | 137 ms
70,720 KB |
testcase_13 | AC | 68 ms
69,056 KB |
testcase_14 | AC | 132 ms
70,600 KB |
testcase_15 | AC | 66 ms
68,932 KB |
testcase_16 | AC | 108 ms
70,088 KB |
testcase_17 | AC | 85 ms
69,440 KB |
testcase_18 | AC | 82 ms
69,188 KB |
testcase_19 | AC | 68 ms
69,192 KB |
testcase_20 | AC | 113 ms
70,208 KB |
testcase_21 | AC | 112 ms
70,340 KB |
testcase_22 | AC | 69 ms
69,192 KB |
testcase_23 | AC | 101 ms
69,828 KB |
testcase_24 | AC | 103 ms
69,960 KB |
testcase_25 | AC | 67 ms
69,188 KB |
testcase_26 | AC | 118 ms
70,340 KB |
testcase_27 | AC | 107 ms
69,956 KB |
testcase_28 | AC | 75 ms
69,188 KB |
testcase_29 | AC | 87 ms
69,448 KB |
testcase_30 | AC | 60 ms
68,932 KB |
testcase_31 | AC | 61 ms
68,936 KB |
testcase_32 | AC | 62 ms
69,060 KB |
testcase_33 | AC | 61 ms
69,060 KB |
testcase_34 | AC | 64 ms
69,060 KB |
testcase_35 | AC | 62 ms
68,936 KB |
testcase_36 | AC | 63 ms
68,932 KB |
testcase_37 | AC | 63 ms
69,064 KB |
testcase_38 | AC | 63 ms
68,932 KB |
testcase_39 | AC | 63 ms
69,060 KB |
testcase_40 | AC | 201 ms
72,772 KB |
testcase_41 | AC | 199 ms
72,644 KB |
testcase_42 | AC | 201 ms
72,776 KB |
testcase_43 | AC | 201 ms
72,768 KB |
testcase_44 | AC | 199 ms
72,772 KB |
ソースコード
#include<iostream> #include<string> #include<cstdio> #include<vector> #include<cmath> #include<algorithm> #include<functional> #include<iomanip> #include<queue> #include<ciso646> #include<random> #include<map> #include<set> #include<bitset> #include<stack> #include<unordered_map> #include<utility> #include<cassert> #include<complex> #include<numeric> #include<array> using namespace std; //#define int long long typedef long long ll; typedef unsigned long long ul; typedef unsigned int ui; constexpr ll mod =1000000007; const ll INF = mod * mod; typedef pair<int, int>P; #define stop char nyaa;cin>>nyaa; #define rep(i,n) for(int i=0;i<n;i++) #define per(i,n) for(int i=n-1;i>=0;i--) #define Rep(i,sta,n) for(int i=sta;i<n;i++) #define rep1(i,n) for(int i=1;i<=n;i++) #define per1(i,n) for(int i=n;i>=1;i--) #define Rep1(i,sta,n) for(int i=sta;i<=n;i++) #define all(v) (v).begin(),(v).end() typedef pair<ll, ll> LP; typedef long double ld; typedef pair<ld, ld> LDP; const ld eps = 1e-12; const ld pi = acosl(-1.0); ll mod_pow(ll x, ll n, ll m=mod) { ll res = 1; while (n) { if (n & 1)res = res * x % m; x = x * x % m; n >>= 1; } return res; } struct modint { ll n; modint() :n(0) { ; } modint(ll m) :n(m) { if (n >= mod)n %= mod; else if (n < 0)n = (n % mod + mod) % mod; } operator int() { return n; } }; bool operator==(modint a, modint b) { return a.n == b.n; } modint operator+=(modint& a, modint b) { a.n += b.n; if (a.n >= mod)a.n -= mod; return a; } modint operator-=(modint& a, modint b) { a.n -= b.n; if (a.n < 0)a.n += mod; return a; } modint operator*=(modint& a, modint b) { a.n = ((ll)a.n * b.n) % mod; return a; } modint operator+(modint a, modint b) { return a += b; } modint operator-(modint a, modint b) { return a -= b; } modint operator*(modint a, modint b) { return a *= b; } modint operator^(modint a, ll n) { if (n == 0)return modint(1); modint res = (a * a) ^ (n / 2); if (n % 2)res = res * a; return res; } ll inv(ll a, ll p) { return (a == 1 ? 1 : (1 - p * inv(p % a, a)) / a + p); } modint operator/(modint a, modint b) { return a * modint(inv(b, mod)); } const int max_n = 1 << 22; modint fact[max_n], factinv[max_n]; void init_f() { fact[0] = modint(1); for (int i = 0; i < max_n - 1; i++) { fact[i + 1] = fact[i] * modint(i + 1); } factinv[max_n - 1] = modint(1) / fact[max_n - 1]; for (int i = max_n - 2; i >= 0; i--) { factinv[i] = factinv[i + 1] * modint(i + 1); } } modint comb(int a, int b) { if (a < 0 || b < 0 || a < b)return 0; return fact[a] * factinv[b] * factinv[a - b]; } int gcd(int a, int b) { if (a < b)swap(a, b); while (b) { int r = a % b; a = b; b = r; } return a; } void solve() { modint ans = 0; int n, m; cin >> n >> m; vector<vector<int>> s(n, vector<int>(m)); rep(i, n)rep(j, m) { cin >> s[i][j]; } rep(x, n)rep(y, m) { modint c; int val = s[x][y]; //+1 end c = fact[x + y + val - 1] * factinv[x] * factinv[y] * factinv[val - 1]; ans += c; //left attack end if (y < m || val != s[x][y + 1]) { int le = 0; if (y + 1 < m)le = s[x][y + 1]; int ri = s[x][y]; //[le,ri) c = fact[ri - 1 + x + y + 1] * factinv[ri - 1] * factinv[x + y + 1]; if (le > 0) { c -= fact[le - 1 + x + y + 1] * factinv[le - 1] * factinv[x + y + 1]; } c = c * fact[x + y] * factinv[x] * factinv[y]; ans += c; } //up attack end if (x < n || val != s[x + 1][y]) { int le = 0; if (x + 1 < n)le = s[x + 1][y]; int ri = s[x][y]; //[le,ri) c = fact[ri - 1 + x + y + 1] * factinv[ri - 1] * factinv[x + y + 1]; if (le > 0) { c -= fact[le - 1 + x + y + 1] * factinv[le - 1] * factinv[x + y + 1]; } c = c * fact[x + y] * factinv[x] * factinv[y]; ans += c; } } cout << ans << "\n"; } signed main() { ios::sync_with_stdio(false); cin.tie(0); //cout << fixed << setprecision(15); init_f(); //init(); //expr(); //int t; cin >> t; rep(i, t) solve(); return 0; }