#705729 (C++17) No.1700 floor X

提出ソース

結果

問題	No.1700 floor X
ユーザー	👑 tute7627
提出日時	2021-10-08 22:28:19
言語	C++17 (gcc 12.3.0 + boost 1.83.0)
結果	AC
実行時間	4 ms / 2,000 ms
コード長	11,229 bytes
コンパイル時間	1,981 ms
コンパイル使用メモリ	204,848 KB
実行使用メモリ	6,948 KB
最終ジャッジ日時	2024-07-03 10:29:47
合計ジャッジ時間	3,429 ms
ジャッジサーバーID （参考情報）	judge3 / judge2

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 6,812 KB
testcase_01	AC	3 ms 6,940 KB
testcase_02	AC	3 ms 6,940 KB
testcase_03	AC	3 ms 6,940 KB
testcase_04	AC	3 ms 6,948 KB
testcase_05	AC	3 ms 6,940 KB
testcase_06	AC	3 ms 6,940 KB
testcase_07	AC	3 ms 6,940 KB
testcase_08	AC	3 ms 6,940 KB
testcase_09	AC	3 ms 6,944 KB
testcase_10	AC	3 ms 6,940 KB
testcase_11	AC	3 ms 6,940 KB
testcase_12	AC	3 ms 6,940 KB
testcase_13	AC	3 ms 6,940 KB
testcase_14	AC	3 ms 6,944 KB
testcase_15	AC	3 ms 6,944 KB
testcase_16	AC	3 ms 6,944 KB
testcase_17	AC	3 ms 6,944 KB
testcase_18	AC	3 ms 6,940 KB
testcase_19	AC	3 ms 6,940 KB
testcase_20	AC	3 ms 6,940 KB
testcase_21	AC	4 ms 6,940 KB
testcase_22	AC	4 ms 6,940 KB
testcase_23	AC	4 ms 6,944 KB
testcase_24	AC	4 ms 6,940 KB
testcase_25	AC	4 ms 6,940 KB
testcase_26	AC	4 ms 6,944 KB
testcase_27	AC	4 ms 6,940 KB
testcase_28	AC	4 ms 6,940 KB
testcase_29	AC	4 ms 6,944 KB
testcase_30	AC	4 ms 6,944 KB
testcase_31	AC	4 ms 6,940 KB
testcase_32	AC	4 ms 6,940 KB
testcase_33	AC	4 ms 6,940 KB
testcase_34	AC	4 ms 6,944 KB
testcase_35	AC	4 ms 6,940 KB
testcase_36	AC	4 ms 6,940 KB
testcase_37	AC	4 ms 6,944 KB
testcase_38	AC	4 ms 6,944 KB
testcase_39	AC	4 ms 6,944 KB
testcase_40	AC	4 ms 6,944 KB
testcase_41	AC	4 ms 6,940 KB
testcase_42	AC	2 ms 6,944 KB
testcase_43	AC	4 ms 6,944 KB
testcase_44	AC	4 ms 6,944 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

raw source code

//#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 UNIQUE(a) (a).erase(unique((a).begin(),(a).end()),(a).end())
#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 T> using PQ = priority_queue<T>;
template<typename T> using QP = priority_queue<T,vector<T>,greater<T>>;
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 T1,typename T2,typename T3>void anss(T1 x,T2 y,T3 z){ans(x!=y,x,z);};  
template<typename T>void debug(const T &v,ll h,ll w,string sv=" "){for(ll i=0;i<h;i++){cout<<v[i][0];for(ll j=1;j<w;j++)cout<<sv<<v[i][j];cout<<endl;}};
template<typename T>void debug(const T &v,ll n,string sv=" "){if(n!=0)cout<<v[0];for(ll i=1;i<n;i++)cout<<sv<<v[i];cout<<endl;};
template<typename T>void debug(const vector<T>&v){debug(v,v.size());}
template<typename T>void debug(const vector<vector<T>>&v){for(auto &vv:v)debug(vv,vv.size());}
template<typename T>void debug(stack<T> st){while(!st.empty()){cout<<st.top()<<" ";st.pop();}cout<<endl;}
template<typename T>void debug(queue<T> st){while(!st.empty()){cout<<st.front()<<" ";st.pop();}cout<<endl;}
template<typename T>void debug(deque<T> st){while(!st.empty()){cout<<st.front()<<" ";st.pop_front();}cout<<endl;}
template<typename T>void debug(PQ<T> st){while(!st.empty()){cout<<st.top()<<" ";st.pop();}cout<<endl;}
template<typename T>void debug(QP<T> st){while(!st.empty()){cout<<st.top()<<" ";st.pop();}cout<<endl;}
template<typename T>void debug(const set<T>&v){for(auto z:v)cout<<z<<" ";cout<<endl;}
template<typename T>void debug(const multiset<T>&v){for(auto z:v)cout<<z<<" ";cout<<endl;}
template<typename T,size_t size>void debug(const array<T, size> &a){for(auto z:a)cout<<z<<" ";cout<<endl;}
template<typename T,typename V>void debug(const map<T,V>&v){for(auto z:v)cout<<"["<<z.first<<"]="<<z.second<<",";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;}
template<typename T>ostream &operator<<(ostream &os, const vector<T> &v){for(auto &z:v)os << z << " ";cout<<"|"; return os;}
template<typename T>void rearrange(vector<int>&ord, vector<T>&v){
  auto tmp = v;
  for(int i=0;i<tmp.size();i++)v[i] = tmp[ord[i]];
}
template<typename Head, typename... Tail>void rearrange(vector<int>&ord,Head&& head, Tail&&... tail){
  rearrange(ord, head);
  rearrange(ord, tail...);
}
template<typename T> vector<int> ascend(const vector<T>&v){
  vector<int>ord(v.size());iota(ord.begin(),ord.end(),0);
  sort(ord.begin(),ord.end(),[&](int i,int j){return v[i]<v[j];});
  return ord;
}
template<typename T> vector<int> descend(const vector<T>&v){
  vector<int>ord(v.size());iota(ord.begin(),ord.end(),0);
  sort(ord.begin(),ord.end(),[&](int i,int j){return v[i]>v[j];});
  return ord;
}
ll FLOOR(ll n,ll div){assert(div>0);return n>=0?n/div:(n-div+1)/div;}
ll CEIL(ll n,ll div){assert(div>0);return n>=0?(n+div-1)/div:n/div;}
ll digitsum(ll n){ll ret=0;while(n){ret+=n%10;n/=10;}return ret;}
template<typename T>T min(const vector<T>&v){return *min_element(v.begin(),v.end());}
template<typename T>T max(const vector<T>&v){return *max_element(v.begin(),v.end());}
template<typename T>T acc(const vector<T>&v){return accumulate(v.begin(),v.end(),T(0));};
template<typename T>T reverse(const T &v){return T(v.rbegin(),v.rend());};
//mt19937 mt(chrono::steady_clock::now().time_since_epoch().count());
int popcount(ll x){return __builtin_popcountll(x);};
int poplow(ll x){return __builtin_ctzll(x);};
int pophigh(ll x){return 63 - __builtin_clzll(x);};
template<typename T>T poll(queue<T> &q){auto ret=q.front();q.pop();return ret;};
template<typename T>T poll(priority_queue<T> &q){auto ret=q.top();q.pop();return ret;};
template<typename T>T poll(QP<T> &q){auto ret=q.top();q.pop();return ret;};
template<typename T>T poll(stack<T> &s){auto ret=s.top();s.pop();return ret;};
ll MULT(ll x,ll y){if(LLONG_MAX/x<=y)return LLONG_MAX;return x*y;}
ll POW2(ll x, ll k){ll ret=1,mul=x;while(k){if(mul==LLONG_MAX)return LLONG_MAX;if(k&1)ret=MULT(ret,mul);mul=MULT(mul,mul);k>>=1;}return ret;}
ll POW(ll x, ll k){ll ret=1;for(int i=0;i<k;i++){if(LLONG_MAX/x<=ret)return LLONG_MAX;ret*=x;}return ret;}
template< typename T = int >
struct edge {
  int to;
  T cost;
  int id;
  edge():id(-1){};
  edge(int to, T cost = 1, int id = -1):to(to), cost(cost), id(id){}
  operator int() const { return to; }
};

template<typename T>
using Graph = vector<vector<edge<T>>>;
template<typename T>
Graph<T>revgraph(const Graph<T> &g){
  Graph<T>ret(g.size());
  for(int i=0;i<g.size();i++){
    for(auto e:g[i]){
      int to = e.to;
      e.to = i;
      ret[to].push_back(e);
    }
  }
  return ret;
}
template<typename T>
Graph<T> readGraph(int n,int m,int indexed=1,bool directed=false,bool weighted=false){
  Graph<T> ret(n);
  for(int es = 0; es < m; es++){
    int u,v;
    T w=1;
    cin>>u>>v;u-=indexed,v-=indexed;
    if(weighted)cin>>w;
    ret[u].emplace_back(v,w,es);
    if(!directed)ret[v].emplace_back(u,w,es);
  }
  return ret;
}
template<typename T>
Graph<T> readParent(int n,int indexed=1,bool directed=true){
  Graph<T>ret(n);
  for(int i=1;i<n;i++){
    int p;cin>>p;
    p-=indexed;
    ret[p].emplace_back(i);
    if(!directed)ret[i].emplace_back(p);
  }
  return ret;
}
template< class T , int maxsize>
struct SquareMatrix {
  using arr = array <T, maxsize>;
  using sqmat = array <arr, maxsize>;
  sqmat A;
  ll n;
  const T iden = 1;//mulの単位元
  const T zero = 0;//addの単位元
  const T add(T x, T y){
    return x + y;
  }
  const T mul(T x, T y){
    return x * y;
  }
  sqmat zeros(){
    sqmat mat;
    for(ll i=0;i<maxsize;i++)for(ll j=0;j<maxsize;j++)mat[i][j]=zero;
    return mat;
  }
  SquareMatrix() {
    n = maxsize;
    A = zeros();
  }
  SquareMatrix(size_t N) : n(N){
    A = zeros();
  };
  SquareMatrix(vector<vector<T>>v):n(v.size()){
    for(ll i=0;i<n;i++)for(ll j=0;j<n;j++)A[i][j]=v[i][j];
  };
  inline const arr &operator[](int k) const {
    return (A[k]);
  }

  inline arr &operator[](int k) {
    return (A[k]);
  }
  static SquareMatrix I(size_t N){
    SquareMatrix mat(N);
    for(int i = 0; i < N; i++) mat[i][i] = mat.iden;
    return (mat);
  }
  SquareMatrix &operator+=(const SquareMatrix &B) {
    for(int i = 0; i < n; i++)
      for(int j = 0; j < n; j++)
        (*this)[i][j] = add((*this)[i][j], B[i][j]);
    return (*this);
  }

  SquareMatrix &operator*=(const SquareMatrix &B) {
    sqmat C = zeros();
    for(int i = 0; i < n; i++)
      for(int j = 0; j < n; j++)
        for(int k = 0; k < n; k++)
          C[i][j] = add(C[i][j],mul((*this)[i][k] , B[k][j]));
    A.swap(C);
    return (*this);
  }
  SquareMatrix &operator^=(long long k) {
    SquareMatrix B = SquareMatrix::I(n);
    while(k > 0) {
      if(k & 1) B *= *this;
      *this *= *this;
      k >>= 1LL;
    }
    A.swap(B.A);
    return (*this);
  }

  SquareMatrix operator+(const SquareMatrix &B) const {
    return (SquareMatrix(*this) += B);
  }

  SquareMatrix operator*(const SquareMatrix &B) const {
    return (SquareMatrix(*this) *= B);
  }

  SquareMatrix operator^(const long long k) const {
    return (SquareMatrix(*this) ^= k);
  }
  bool operator==(const SquareMatrix &B)const{
    return this->A == B.A;
  }
  bool operator!=(const SquareMatrix &B)const{
    return this->A != B.A;
  }
  SquareMatrix& operator=(const SquareMatrix &b){
    this->n=b.n;
    this->A=b.A;
    return *this;
  }
  friend ostream &operator<<(ostream &os, SquareMatrix p) {
    for(int i = 0; i < p.n; i++) {
      os << "[";
      for(int j = 0; j < p.n; j++) {
        os << p[i][j] << (j + 1 == p.n ? "]\n" : ",");
      }
    }
    return (os);
  }
};
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); }

  friend ModInt operator+(const ModInt& lhs, const ModInt& rhs) {
        return ModInt(lhs) += rhs;
  }
  friend ModInt operator-(const ModInt& lhs, const ModInt& rhs) {
        return ModInt(lhs) -= rhs;
  }
  friend ModInt operator*(const ModInt& lhs, const ModInt& rhs) {
        return ModInt(lhs) *= rhs;
  }
  friend ModInt operator/(const ModInt& lhs, const ModInt& rhs) {
        return ModInt(lhs) /= rhs;
  }

  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 t;cin>>t;
  while(t--){
    ll n;cin>>n;
    cout<<(ll)sqrtl(n)<<endl;
  }
  return 0;
}

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結果

テストケース

ソースコード