結果
問題 | No.766 金魚すくい |
ユーザー | Enjapma_kyopro |
提出日時 | 2020-01-22 02:38:56 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,001 bytes |
コンパイル時間 | 1,621 ms |
コンパイル使用メモリ | 171,824 KB |
実行使用メモリ | 42,240 KB |
最終ジャッジ日時 | 2024-07-06 21:27:06 |
合計ジャッジ時間 | 6,927 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
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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 | 37 ms
40,576 KB |
testcase_01 | AC | 38 ms
40,704 KB |
testcase_02 | AC | 35 ms
40,576 KB |
testcase_03 | WA | - |
testcase_04 | AC | 35 ms
40,576 KB |
testcase_05 | WA | - |
testcase_06 | WA | - |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | AC | 38 ms
40,576 KB |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | AC | 143 ms
42,112 KB |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | WA | - |
testcase_31 | WA | - |
testcase_32 | WA | - |
testcase_33 | WA | - |
testcase_34 | WA | - |
testcase_35 | AC | 35 ms
40,704 KB |
testcase_36 | AC | 37 ms
40,576 KB |
testcase_37 | AC | 151 ms
42,240 KB |
testcase_38 | AC | 144 ms
41,984 KB |
testcase_39 | AC | 146 ms
42,112 KB |
testcase_40 | AC | 139 ms
41,856 KB |
testcase_41 | WA | - |
testcase_42 | WA | - |
testcase_43 | AC | 36 ms
40,576 KB |
testcase_44 | AC | 36 ms
40,704 KB |
ソースコード
#include <bits/stdc++.h> #include <unistd.h> using namespace std; typedef long long ll; typedef pair<ll,ll> P; long long int INF = 3e18; const ll fact_table = 800008; double Pi = 3.1415926535897932384626; vector<ll> G[550010]; vector<P> tree[500010]; priority_queue <ll> pql; priority_queue <P> pqp; //big priority queue priority_queue <ll,vector<ll>,greater<ll> > pqls; // priority_queue <P,vector<P>,greater<P> > pqps; //small priority queue //top pop ll dx[8]={1,0,-1,0,1,1,-1,-1}; ll dy[8]={0,1,0,-1,1,-1,-1,1}; char dir[] = "DRUL"; //↓,→,↑,← #define p(x) cout<<x<<"\n"; #define el cout<<endl; #define pe(x) cout<<(x)<<" "; #define ps(x) cout<<fixed<<setprecision(25)<<x<<endl; #define pu(x) cout<<(x); #define pb push_back #define lb lower_bound #define ub upper_bound #define CLEAR(a) a = decltype(a)(); //ll mod = 998244353; ll mod = 1000000007; ll rui(ll number1,ll number2){ if(number2 == 0){ return 1; }else{ ll number3 = rui(number1,number2 / 2); number3 *= number3; number3 %= mod; if(number2%2==1){ number3 *= number1; number3 %= mod; } return number3; } } ll gcd(ll number1,ll number2){ if(number1 > number2){ swap(number1,number2); } if(number1 == 0 || number1 == number2){ return number2; }else{ return gcd(number2 % number1,number1); } } void YES(bool condition){ if(condition){ p("YES"); }else{ p("NO"); } return; } void Yes(bool condition){ if(condition){ p("Yes"); }else{ p("No"); } return; } ll fact[fact_table + 5],rfact[fact_table + 5]; void c3_init(){ fact[0] = rfact[0] = 1; for(ll i=1; i<=fact_table; i++){ fact[i] = (fact[i-1]*i) % mod; } rfact[fact_table] = rui(fact[fact_table],mod - 2); for(ll i=fact_table; i>=1; i--){ rfact[i-1] = rfact[i] * i; rfact[i-1] %= mod; } return;} ll c3(ll n,ll r){ return (((fact[n] * rfact[r]) % mod ) * rfact[n-r]) % mod;} ll n,m,num,sum,a,b,c,d,e,h,r,l; ll k; ll ans; ll x[500005], y[500005], z[500005]; char s[500005]; int main(){ c3_init(); cin >> n >> m >> k; for(ll i=0;i<n;i++){ cin >> x[i]; } for(ll i=1;i<=n;i++){ y[i] = x[i-1]; } for(ll i=1;i<=n;i++){ y[i+1] += y[i]; y[i+1] %= mod; } ll ans = 0; ll p = (100 - k) * rui(100, mod - 2) % mod; ll q = k * rui(100, mod - 2) % mod; ll probacc = 0; for(ll i=0;i<=n;i++){ // i匹ちょうどゲットできる確率は? ll prob; if(i < n){ prob = (((c3(i+m-1, i) * rui(p, i)) % mod) * rui(q, m)) % mod; prob %= mod; probacc += prob; probacc %= mod; }else{ prob = (mod + 1 - probacc) % mod; } ans += (prob * y[i]) % mod; ans %= mod; } p(ans); return 0; }