結果

問題 No.1578 A × B × C
ユーザー aperiodicmikan
提出日時 2021-07-02 21:35:40
言語 C++14
(gcc 13.3.0 + boost 1.87.0)
結果
AC  
実行時間 2 ms / 2,000 ms
コード長 2,963 bytes
コンパイル時間 1,505 ms
コンパイル使用メモリ 177,640 KB
実行使用メモリ 6,948 KB
最終ジャッジ日時 2024-06-29 11:08:40
合計ジャッジ時間 2,206 ms
ジャッジサーバーID
(参考情報)
judge5 / judge4
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 3
other AC * 22
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 #
プレゼンテーションモードにする

#include <bits/stdc++.h>
#define rep(i,begin, end) for (ll i = begin; i < (ll)(end); i++)
using namespace std;
using ll = long long;
template<typename T>
using pqueueAsc = priority_queue<T, vector<T>, greater<T>>;
template<typename T>
using pqueueDesc = priority_queue<T, vector<T>, less<T>>;
template<typename T>
using vec2 = vector<vector<T>>;
template<typename T>
using vec3 = vec2<vector<T>>;
template<typename T>
using vec4 = vec3<vector<T>>;
template<typename T>
using vec5 = vec4<vector<T>>;
template<typename T>
using vec6 = vec5<vector<T>>;
int gcd(int a, int b){
if(b == 0)return a;
return gcd(b, a%b);
}
ll extGCD(ll a, ll b, ll &x, ll &y){
if(b == 0){
x = 1;
y = 0;
return a;
}
ll g = extGCD(b, a%b, y, x);
y -= a/b * x;
return g;
}
//ax+by=cx,y
bool solveLinearEquation2(ll a, ll b, ll c, ll &x, ll &y){
if(c % gcd(a,b) != 0)return false;
/*
(a/d)X+(b/d)Y=c/d
(a/d)x+(b/d)y=1
(a/d)(c/d)x+(b/d)(c/d)y=c/d
X=(c/d)x-k(b/d)
Y=(c/d)y+k(a/d)
k
*/
ll d = extGCD(a,b,x,y);
ll k = 0;
x = (c/d)*x-k*(b/d);
y = (c/d)*y+k*(a/d);
return true;
}
ll MOD = 1000000007;
vector<ll> mfact(1,1);
ll minv(ll a){
ll x;ll y;
extGCD(a, MOD, x, y);
if(x<0){
x+= ((-x)/MOD+1)*MOD;
x %= MOD;
}
return x;
}
ll mpow(ll a,ll b){
ll res = 1;
while(b > 0){
if(b%2==1)res=(res*a)%MOD;
b/=2;
a = (a*a)%MOD;
}
return res;
}
ll mfactorial(ll a){
if(mfact.size()-1 >= a)return mfact[a];
for(ll i = mfact.size();i<=a;i++){
mfact.push_back((i * mfact[i-1])%MOD);
}
return mfact[a];
}
ll mcomb(ll n, ll r){
return (((mfactorial(n) * minv(mfactorial(r)))%MOD) * minv(mfactorial(n-r)))%MOD;
}
ll ipow(ll a, ll b){
ll res = 1;
while(b > 0){
if(b % 2 == 1)res*=a;
a*=a;
b/=2;
}
return res;
}
void factorize(map<ll,ll>& fac, vector<ll>& sieved, ll a){
while(a != 1){
if(fac.find(sieved[a]) == fac.end())fac[sieved[a]] = 0;
fac[sieved[a]]++;
a/=sieved[a];
}
}
/**
*
* res[i]i
*/
void primesieve(vector<ll>& res,ll n){
res = vector<ll>(n+1, -1);
for(int i = 2;i <= n;i++){
if(res[i] != -1)continue;
res[i] = i;
for(int j = 2;j*i <= n;j++){
res[j*i] = i;
}
}
}
/**
* ->
*/
vector<ll> primesuntil(ll n){
vector<ll> res;
vector<ll> sieved;
primesieve(sieved, n);
for(int i = 2;i <= n;i++){
if(sieved[i] == i)res.push_back(i);
}
return res;
}
int main(){
ll A,B,C,K;cin>>A>>B>>C>>K;
MOD = 1000000006;
ll a = mpow(2,K);
MOD++;
ll res = (mpow(A,a) * mpow(B,a))%MOD;
res = (mpow(C,a) * res)% MOD;
cout<<res<<endl;
}
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