結果

問題 No.1111 コード進行
ユーザー 👑 tute7627tute7627
提出日時 2020-07-10 21:33:13
言語 C++17
(gcc 12.3.0 + boost 1.83.0)
結果
AC  
実行時間 158 ms / 2,000 ms
コード長 4,520 bytes
コンパイル時間 2,563 ms
コンパイル使用メモリ 212,588 KB
実行使用メモリ 112,512 KB
最終ジャッジ日時 2024-10-11 08:01:39
合計ジャッジ時間 4,635 ms
ジャッジサーバーID
（参考情報） 		judge3 / judge5
このコードへのチャレンジ
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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 2 ms
5,248 KB
testcase_01 AC 2 ms
5,248 KB
testcase_02 AC 2 ms
5,248 KB
testcase_03 AC 2 ms
5,248 KB
testcase_04 AC 2 ms
5,248 KB
testcase_05 AC 3 ms
5,248 KB
testcase_06 AC 4 ms
5,632 KB
testcase_07 AC 4 ms
5,248 KB
testcase_08 AC 3 ms
5,248 KB
testcase_09 AC 3 ms
5,248 KB
testcase_10 AC 6 ms
6,656 KB
testcase_11 AC 3 ms
5,248 KB
testcase_12 AC 5 ms
5,504 KB
testcase_13 AC 4 ms
5,248 KB
testcase_14 AC 6 ms
6,912 KB
testcase_15 AC 2 ms
5,248 KB
testcase_16 AC 6 ms
6,016 KB
testcase_17 AC 6 ms
6,912 KB
testcase_18 AC 3 ms
5,248 KB
testcase_19 AC 2 ms
5,248 KB
testcase_20 AC 3 ms
5,248 KB
testcase_21 AC 2 ms
5,248 KB
testcase_22 AC 6 ms
7,680 KB
testcase_23 AC 4 ms
5,248 KB
testcase_24 AC 4 ms
5,248 KB
testcase_25 AC 8 ms
7,552 KB
testcase_26 AC 5 ms
5,632 KB
testcase_27 AC 2 ms
5,248 KB
testcase_28 AC 52 ms
58,368 KB
testcase_29 AC 26 ms
27,008 KB
testcase_30 AC 42 ms
39,296 KB
testcase_31 AC 9 ms
9,216 KB
testcase_32 AC 45 ms
36,480 KB
testcase_33 AC 33 ms
24,448 KB
testcase_34 AC 38 ms
42,496 KB
testcase_35 AC 52 ms
54,656 KB
testcase_36 AC 104 ms
57,344 KB
testcase_37 AC 27 ms
17,664 KB
testcase_38 AC 20 ms
13,696 KB
testcase_39 AC 57 ms
39,040 KB
testcase_40 AC 80 ms
53,248 KB
testcase_41 AC 61 ms
64,384 KB
testcase_42 AC 44 ms
28,928 KB
testcase_43 AC 41 ms
24,960 KB
testcase_44 AC 18 ms
14,976 KB
testcase_45 AC 47 ms
40,064 KB
testcase_46 AC 10 ms
8,448 KB
testcase_47 AC 158 ms
112,512 KB
testcase_48 AC 10 ms
8,448 KB
testcase_49 AC 9 ms
8,448 KB
権限があれば一括ダウンロードができます

ソースコード

diff # 

//#define _GLIBCXX_DEBUG

#include<bits/stdc++.h>
using namespace std;

#define endl '\n'
#define lfs cout<<fixed<<setprecision(10)
#define ALL(a)  (a).begin(),(a).end()
#define ALLR(a)  (a).rbegin(),(a).rend()
#define spa << " " <<
#define fi first
#define se second
#define MP make_pair
#define MT make_tuple
#define PB push_back
#define EB emplace_back
#define rep(i,n,m) for(ll i = (n); i < (ll)(m); i++)
#define rrep(i,n,m) for(ll i = (ll)(m) - 1; i >= (ll)(n); i--)
using ll = long long;
using ld = long double;
const ll MOD1 = 1e9+7;
const ll MOD9 = 998244353;
const ll INF = 1e18;
using P = pair<ll, ll>;
template<typename T1, typename T2>
bool chmin(T1 &a,T2 b){if(a>b){a=b;return true;}else return false;}
template<typename T1, typename T2>
bool chmax(T1 &a,T2 b){if(a<b){a=b;return true;}else return false;}
ll median(ll a,ll b, ll c){return a+b+c-max({a,b,c})-min({a,b,c});}
void ans1(bool x){if(x) cout<<"Yes"<<endl;else cout<<"No"<<endl;}
void ans2(bool x){if(x) cout<<"YES"<<endl;else cout<<"NO"<<endl;}
void ans3(bool x){if(x) cout<<"Yay!"<<endl;else cout<<":("<<endl;}
template<typename T1,typename T2>
void ans(bool x,T1 y,T2 z){if(x)cout<<y<<endl;else cout<<z<<endl;}  
template<typename T>
void debug(vector<vector<T>>&v,ll h,ll w){for(ll i=0;i<h;i++)
{cout<<v[i][0];for(ll j=1;j<w;j++)cout spa v[i][j];cout<<endl;}};
void debug(vector<string>&v,ll h,ll w){for(ll i=0;i<h;i++)
{for(ll j=0;j<w;j++)cout<<v[i][j];cout<<endl;}};
template<typename T>
void debug(vector<T>&v,ll n){if(n!=0)cout<<v[0];
for(ll i=1;i<n;i++)cout spa v[i];cout<<endl;};
template<typename T>
vector<vector<T>>vec(ll x, ll y, T w){
  vector<vector<T>>v(x,vector<T>(y,w));return v;}
ll gcd(ll x,ll y){ll r;while(y!=0&&(r=x%y)!=0){x=y;y=r;}return y==0?x:y;}
vector<ll>dx={1,-1,0,0,1,1,-1,-1};
vector<ll>dy={0,0,1,-1,1,-1,1,-1};
template<typename T>
vector<T> make_v(size_t a,T b){return vector<T>(a,b);}
template<typename... Ts>
auto make_v(size_t a,Ts... ts){
  return vector<decltype(make_v(ts...))>(a,make_v(ts...));
}
template<typename T1, typename T2>
ostream &operator<<(ostream &os, const pair<T1, T2>&p){
  return os << p.first << " " << p.second;
}
//mt19937 mt(chrono::steady_clock::now().time_since_epoch().count());
template< int mod >
struct ModInt {
  int x;

  ModInt() : x(0) {}

  ModInt(int64_t y) : x(y >= 0 ? y % mod : (mod - (-y) % mod) % mod) {}

  ModInt &operator+=(const ModInt &p) {
    if((x += p.x) >= mod) x -= mod;
    return *this;
  }

  ModInt &operator-=(const ModInt &p) {
    if((x += mod - p.x) >= mod) x -= mod;
    return *this;
  }

  ModInt &operator*=(const ModInt &p) {
    x = (int) (1LL * x * p.x % mod);
    return *this;
  }

  ModInt &operator/=(const ModInt &p) {
    *this *= p.inverse();
    return *this;
  }

  ModInt operator-() const { return ModInt(-x); }

  ModInt operator+(const ModInt &p) const { return ModInt(*this) += p; }

  ModInt operator-(const ModInt &p) const { return ModInt(*this) -= p; }

  ModInt operator*(const ModInt &p) const { return ModInt(*this) *= p; }

  ModInt operator/(const ModInt &p) const { return ModInt(*this) /= p; }

  bool operator==(const ModInt &p) const { return x == p.x; }

  bool operator!=(const ModInt &p) const { return x != p.x; }

  ModInt inverse() const {
    int a = x, b = mod, u = 1, v = 0, t;
    while(b > 0) {
      t = a / b;
      swap(a -= t * b, b);
      swap(u -= t * v, v);
    }
    return ModInt(u);
  }

  ModInt pow(int64_t n) const {
    ModInt ret(1), mul(x);
    while(n > 0) {
      if(n & 1) ret *= mul;
      mul *= mul;
      n >>= 1;
    }
    return ret;
  }

  friend ostream &operator<<(ostream &os, const ModInt &p) {
    return os << p.x;
  }

  friend istream &operator>>(istream &is, ModInt &a) {
    int64_t t;
    is >> t;
    a = ModInt< mod >(t);
    return (is);
  }

  static int get_mod() { return mod; }
};
using modint = ModInt< MOD1 >;modint pow(ll n, ll x){return modint(n).pow(x);}modint pow(modint n, ll x){return n.pow(x);}
//using modint=ld;
int main(){
  cin.tie(nullptr);
  ios_base::sync_with_stdio(false);
  ll res=0,buf=0;
  bool judge = true;
  ll n,m,k;cin>>n>>m>>k;
  ll sz=300;
  vector<ll>p(m),q(m),c(m);
  rep(i,0,m){
    cin>>p[i]>>q[i]>>c[i];
    q[i]--;p[i]--;
  }
  auto dp=make_v(n,sz,k+1,modint(0));
  rep(i,0,sz)dp[0][i][0]=1;
  rep(i,0,n-1){
    rep(j,0,k+1){
      rep(o,0,m){
        if(j+c[o]<=k){
          dp[i+1][q[o]][j+c[o]]+=dp[i][p[o]][j];
        }
      }
    }
  }
  modint ret=0;
  rep(i,0,sz)ret+=dp[n-1][i][k];
  cout<<ret<<endl;
  return 0;
}
0