結果
| 問題 | No.1201 お菓子配り-4 |
| コンテスト | |
| ユーザー |
suta28407928
|
| 提出日時 | 2020-08-29 00:28:07 |
| 言語 | C++14 (gcc 15.2.0 + boost 1.89.0) |
| 結果 |
CE
(最新)
AC
(最初)
|
| 実行時間 | - |
| コード長 | 3,485 bytes |
| 記録 | |
| コンパイル時間 | 700 ms |
| コンパイル使用メモリ | 88,796 KB |
| 最終ジャッジ日時 | 2026-01-01 13:29:19 |
| 合計ジャッジ時間 | 1,479 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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コンパイルエラー時のメッセージ・ソースコードは、提出者また管理者しか表示できないようにしております。(リジャッジ後のコンパイルエラーは公開されます)
ただし、clay言語の場合は開発者のデバッグのため、公開されます。
ただし、clay言語の場合は開発者のデバッグのため、公開されます。
コンパイルメッセージ
main.cpp:64:16: error: ‘std::uint_fast64_t’ has not been declared
64 | template <std::uint_fast64_t Modulus> class modint {
| ^~~~~~~~~~~~~
main.cpp:65:20: error: ‘uint_fast64_t’ in namespace ‘std’ does not name a type
65 | using u64 = std::uint_fast64_t;
| ^~~~~~~~~~~~~
main.cpp:17:1: note: ‘std::uint_fast64_t’ is defined in header ‘<cstdint>’; did you forget to ‘#include <cstdint>’?
16 | #include <fstream>
+++ |+#include <cstdint>
17 | #include <time.h>
main.cpp:68:3: error: ‘u64’ does not name a type
68 | u64 a;
| ^~~
main.cpp:70:26: error: ‘u64’ does not name a type
70 | constexpr modint(const u64 x = 0) noexcept : a(x % Modulus) {}
| ^~~
main.cpp:71:13: error: ‘u64’ does not name a type
71 | constexpr u64 &value() noexcept { return a; }
| ^~~
main.cpp:72:19: error: ‘u64’ does not name a type
72 | constexpr const u64 &value() const noexcept { return a; }
| ^~~
main.cpp: In function ‘int main()’:
main.cpp:134:9: error: ‘mint’ was not declared in this scope; did you mean ‘uint’?
134 | mint ans = 0;
| ^~~~
| uint
main.cpp:137:29: error: expected ‘;’ before ‘t’
137 | mint t = a[i] / b[j];
| ^~
| ;
main.cpp:138:25: error: ‘ans’ was not declared in this scope; did you mean ‘abs’?
138 | ans += t * (b[j] * (b[j] + 1) % mod);
| ^~~
| abs
main.cpp:138:32: error: ‘t’ was not declared in this scope
138 | ans += t * (b[j] * (b[j] + 1) % mod);
| ^
main.cpp:147:17: error: ‘ans’ was not declared in this scope; did you mean ‘abs’?
147 | cout << ans.value(
ソースコード
#include <iostream>
#include <string>
#include <cstdlib>
#include <cmath>
#include <vector>
#include <unordered_map>
#include <map>
#include <set>
#include <algorithm>
#include <queue>
#include <stack>
#include <functional>
#include <bitset>
#include <assert.h>
#include <unordered_map>
#include <fstream>
#include <time.h>
using namespace std;
typedef long long ll;
typedef vector<ll> vl;
typedef vector<vl> vvl;
typedef vector<char> vc;
typedef vector<string> vs;
typedef vector<bool> vb;
typedef vector<double> vd;
typedef pair<ll,ll> P;
typedef pair<int,int> pii;
typedef vector<P> vpl;
typedef tuple<ll,ll,ll> tapu;
#define rep(i,n) for(int i=0; i<(n); i++)
#define REP(i,a,b) for(int i=(a); i<(b); i++)
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
const int inf = 1<<30;
const ll linf = 1LL<<62;
const int MAX = 2020000;
ll dy[8] = {1,-1,0,0,1,-1,1,-1};
ll dx[8] = {0,0,1,-1,1,-1,-1,1};
const double pi = acos(-1);
const double eps = 1e-7;
template<typename T1,typename T2> inline bool chmin(T1 &a,T2 b){
if(a>b){
a = b; return true;
}
else return false;
}
template<typename T1,typename T2> inline bool chmax(T1 &a,T2 b){
if(a<b){
a = b; return true;
}
else return false;
}
template<typename T> inline void print(T &a){
rep(i,a.size()) cout << a[i] << " ";
cout << "\n";
}
template<typename T1,typename T2> inline void print2(T1 a, T2 b){cout << a << " " << b << "\n";}
template<typename T1,typename T2,typename T3> inline void print3(T1 a, T2 b, T3 c){
cout << a << " " << b << " " << c << "\n";
}
const int mod = 1e9 + 7;
//const int mod = 998244353;
template <std::uint_fast64_t Modulus> class modint {
using u64 = std::uint_fast64_t;
public:
u64 a;
constexpr modint(const u64 x = 0) noexcept : a(x % Modulus) {}
constexpr u64 &value() noexcept { return a; }
constexpr const u64 &value() const noexcept { return a; }
constexpr modint operator+(const modint rhs) const noexcept {
return modint(*this) += rhs;
}
constexpr modint operator-(const modint rhs) const noexcept {
return modint(*this) -= rhs;
}
constexpr modint operator*(const modint rhs) const noexcept {
return modint(*this) *= rhs;
}
constexpr modint operator/(const modint rhs) const noexcept {
return modint(*this) /= rhs;
}
constexpr modint &operator+=(const modint rhs) noexcept {
a += rhs.a;
if (a >= Modulus) {
a -= Modulus;
}
return *this;
}
constexpr modint &operator-=(const modint rhs) noexcept {
if (a < rhs.a) {
a += Modulus;
}
a -= rhs.a;
return *this;
}
constexpr modint &operator*=(const modint rhs) noexcept {
a = a * rhs.a % Modulus;
return *this;
}
constexpr modint &operator/=(modint rhs) noexcept {
u64 exp = Modulus - 2;
while (exp) {
if (exp % 2) {
*this *= rhs;
}
rhs *= rhs;
exp /= 2;
}
return *this;
}
};
using mint = modint<mod>;
ll GCD(ll a, ll b){
if(b==0) return a;
else return GCD(b,a%b);
}
ll LCM(ll a, ll b){
return a/GCD(a,b)*b;
}
int main(){
cin.tie(nullptr);
ios::sync_with_stdio(false);
int n,m; cin >> n >> m;
vl a(n), b(m);
rep(i,n) cin >> a[i];
rep(i,m) cin >> b[i];
mint ans = 0;
rep(i,n){
rep(j,m){
mint t = a[i] / b[j];
ans += t * (b[j] * (b[j] + 1) % mod);
ll r = a[i] % b[j];
if(r == 0) continue;
ans += ((b[j] - 1) / 2) * (r-1) * 2 % mod;
ans += r * 2;
ans += (r * ((b[j]-1) / 2)) / LCM(r, b[j]) * 2;
if(b[j] & 1 ^ 1) ans += ((r * b[j] / 2) / b[j]) * 2;
}
}
cout << ans.value() << "\n";
}
suta28407928