結果
| 問題 |
No.990 N×Mマス計算(Kの倍数)
|
| ユーザー |
wakannyaai
|
| 提出日時 | 2020-02-24 14:16:56 |
| 言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 136 ms / 2,000 ms |
| コード長 | 4,832 bytes |
| コンパイル時間 | 2,391 ms |
| コンパイル使用メモリ | 183,200 KB |
| 実行使用メモリ | 45,232 KB |
| 最終ジャッジ日時 | 2024-11-16 03:26:54 |
| 合計ジャッジ時間 | 3,485 ms |
|
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 2 |
| other | AC * 19 |
ソースコード
#include "bits/stdc++.h"
#include <unordered_set>
#define rep(i,n) for(int i = 0; i < n; i++)
typedef long long ll;
typedef unsigned long long ull;
using namespace std;
#define vll vector<vector<long long>>
#define vl vector<long long>
#define vi vector<int>
#define vii vector<vector<int>>
#define pb push_back
#define pf push_front
#define ld long double
#define Sort(a) sort(a.begin(),a.end())
#define cSort(a,cmp) sort(a.begin(),a.end(),cmp)
#define reSort(a) sort(a.rbegin(), a.rend())
static const ll llMAX = numeric_limits<long long>::max();
static const int intMAX = numeric_limits<int>::max();
static const ll llMIN = numeric_limits<long long>::min();
static const int intMIN = numeric_limits<int>::min();
static const ll d_5 = 100000;
static const ll d9_7 = 1000000007;
static const ll d_9 = 1000000000;
static const double PI=3.14159265358979323846;
template<class T>
void Printvector(std::vector<T> a){
int size = a.size();
rep(i,size){
cout<<a[i]<<" ";
}
cout<<endl;
}
template<class T>
void Printvector(std::vector<std::vector<T>> a){
int size = a.size();
rep(i,size){
int size2=a[i].size();
rep(j,size2){
cout<<a[i][j]<<" ";
}
cout<<endl;
}
cout<<endl;
}
ll digitpower(ll a,ll b){//aのb乗を計算
if(b==1){
return a;
}else if(b==0){
return 1;
}
int mode=1;
if(b%2==1){
ll tmp = digitpower(a,(b-1)/2);
if(mode==1){
tmp%=d9_7;
}
tmp*=tmp;
if(mode==1){
tmp%=d9_7;
}
tmp*=a;
if(mode==1){
return tmp%d9_7;
}else{
return tmp;
}
}else{
ll tmp = digitpower(a,(b)/2);
if(mode==1){
tmp%=d9_7;
}
tmp*=tmp;
if(mode==1){
tmp%=d9_7;
}
if(mode==1){
return tmp%d9_7;
}else{
return tmp;
}
}
}
vl facs(2000010,-1);
ll Factrial(ll num){
if(facs[num]!=-1){
return facs[num];
}
if(num==1||num<=0){
return 1;
}else if(num<0){
printf("ERROR_minus\n");
return 0;
}else{
facs[num]=(num*Factrial(num-1))%d9_7;
return facs[num];
}
}
long long modinv(long long a, long long m) {//modの逆元
long long b = m, u = 1, v = 0;
while (b) {
long long t = a / b;
a -= t * b; swap(a, b);
u -= t * v; swap(u, v);
}
u %= m;
if (u < 0) u += m;
return u;
}
vl invs(2000010,-1);
ll linercomb(ll n,ll k, ll mod){//n,kの線形時間で求める
if(n<k)return 0;
if(n<0)return 0;
if(k==0 || k==n)return 1;
ll ans=Factrial(n);
if(invs[k]==-1){
invs[k]=modinv(Factrial(k),mod);
}
ans*=invs[k];
ans%=d9_7;
ll k1=Factrial(n-k);
k1%=mod;
ans*=modinv(k1,mod);
ans%=mod;
return ans;
}
unordered_map<ll,ll> prime_factor(int64_t n) {
unordered_map<ll,ll> ret;
for(int64_t i = 2; i * i <= n; i++) {
while(n % i == 0) {
ret[i]++;
n /= i;
}
}
if(n != 1) ret[n] = 1;
return ret;
}
template<class T>
vector<T> getaccum(vector<T> a){
int size=a.size();
vector<T> ans(size);
ans[0]=a[0];
for(int i=0;i<size-1;i++){
ans[i+1]=ans[i]+a[i+1];
//ans[i+1]%=d9_7;
}
return ans;
}
ll getaccumnum(vector<ll> accum,int l,int r){//閉区間[l,r]の総和
if(l==0){
return accum[r];
}else{
return accum[r]-accum[l-1];
}
}
struct datas{
ll p;
ll q;
};/*
bool cmp(const datas &a, const datas &b)
{
return a.num < b.num;
}*/
template<class T>
T gcd(T a,T b){
if(a==0){
return b;
}else if(b==0){
return a;
}
while(1) {
if(a < b) swap(a, b);
if(!b) break;
a %= b;
}
return a;
}
int main(void){
ll n,m,k;
cin>>n>>m>>k;
char ope;
cin>>ope;
vl b(m);
rep(i,m)cin>>b[i];
vl a(n);
rep(i,n)cin>>a[i];
if(ope=='*'){
unordered_map<ll,ll> ka,kb;
rep(i,n){
ll tmp=gcd((ll)k,(ll)a[i]);
if(ka.find(tmp)==ka.end()){
ka.insert({tmp,1});
}else{
ka[tmp]++;
}
}
rep(i,m){
ll tmp=gcd(k,(ll)b[i]);
if(kb.find(tmp)==kb.end()){
kb.insert({tmp,1});
}else{
kb[tmp]++;
}
}
ll ans=0;
for(auto i:ka){
for(auto j:kb){
if((i.first*j.first)%k==0){
ans+=i.second*j.second;
}
}
}
cout<<ans<<endl;
}else{
unordered_map<ll,ll> ka,kb;
rep(i,n){
ll tmp=a[i]%k;
if(ka.find(tmp)==ka.end()){
ka.insert({tmp,1});
}else{
ka[tmp]++;
}
}
rep(i,m){
ll tmp=b[i]%k;
if(kb.find(tmp)==kb.end()){
kb.insert({tmp,1});
}else{
kb[tmp]++;
}
}
ll ans=0;
for(auto i:ka){
if(kb.find((k-i.first)%k)!=kb.end()){
ans+=i.second*kb[(k-i.first)%k];
}
}
cout<<ans<<endl;
}
return 0;
}
//<<std::setprecision(30)
//重複削除
/* std::sort(vec.begin(), vec.end());
vec.erase(std::unique(vec.begin(), vec.end()), vec.end());*/
wakannyaai