Submission #743643

# Submission time Handle Problem Language Result Execution time Memory
743643 2023-05-17T15:10:40 Z Filya Izbori (COCI22_izbori) C++14
10 / 110
676 ms 2020 KB
/////////////////////include/////////////////////
//#include <bits/stdc++.h>
#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <string>
#include <algorithm>
#include <cmath>
#include <cstring>
#include <cassert>
#include <set>
#include <map>
#include <unordered_map>
#include <vector>
#include <stack>
#include <queue>
#include <iomanip>
#include <bitset>
#include <stdio.h>
#include <climits>
#include <numeric>
using namespace std;
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
//using namespace __gnu_pbds;
//template <typename T>
//using ordered_set = tree <T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
/////////////////////define/////////////////////
#define ci(x) if(x) cout << "YES" << '\n'; else cout << "NO" << '\n';
#define cii(x) if(check(x))
#define MOD 1000000007
#define MOD2 998244353
#define oo 1e9
#define ool 1e18L
#define pii pair<int, int>
#define pll pair<long long, long long>
#define mii map<int, int>
#define vi vector<int>
#define vpi vector<pair<int, int>>
#define vll vector <ll>
#define ff first
#define ss second
#define mp make_pair
#define ll long long
#define ld long double
#define pb push_back
#define eb emplace_back
#define pob pop_back
#define lb lower_bound
#define ub upper_bound
#define bs binary_search
#define sz(x) (int((x).size()))
#define all(x) (x).begin(), (x).end()
#define alll(x) (x), (x) + n
#define clr(x) (x).clear();
#define fri(x) for(int i = 0; i < x; ++i)
#define frj(x) for(int j = 0; j < x; ++j)
#define frp(x) for(int p = 0; p < x; ++p)
#define frr(a, b) for(int i = a; i < b; ++i)
#define frrj(a, b) for(int j = a; j < b; ++j)
#define fra(x) for(int i = 0; i < x; ++i) cin >> a[i];
#define frb(x) for(int i = 0; i < x; ++i) cin >> b[i];
#define frs(x) for(auto it = x.begin(); it != x.end(); ++it)
#define fr(x) for(auto it : x) //el
#define fastio ios_base::sync_with_stdio(false); cin.tie(0);
#define dbg(x) cerr << #x << ": " << x << endl;
#define ce(x) cout << x << endl;
#define uniq(x) x.resize(unique(all(x)) - x.begin()); //make all one after sorting
#define blt __builtin_popcount
/////////////////////print array, vector, deque, set, multiset, pair, map /////////////////////
void print(long long t) {cerr << t;}
void print(int t) {cerr << t;}
void print(string t) {cerr << t;}
void print(char t) {cerr << t;}
void print(double t) {cerr << t;}
void print(long double t) {cerr << t;}
void print(unsigned long long t) {cerr << t;}
template <class T, class V> void print(pair <T, V> p) {cerr << "{"; print(p.first); cerr << ","; print(p.second); cerr << "}";}
template <class T, class V> void print(T v[],V n) {cerr << "["; for(int i = 0; i < n; i++) {print(v[i]); cerr << " "; } cerr << "]"; cout << endl;}
template <class T> void print(vector <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]"; cout << endl;}
template <class T> void print(set <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]"; cout << endl;}
template <class T> void print(multiset <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]"; cout << endl;}
template <class T> void print(stack <T> v) {cerr << "[ "; stack<T> s = v; while(s.size()) {T i = s.top(); print(i); s.pop(); cerr << " ";} cerr << "]"; cout << endl;}
template <class T> void print(queue <T> v) {cerr << "[ "; queue<T> s = v; while(s.size()) {T i = s.front(); print(i); s.pop(); cerr << " ";} cerr << "]"; cout << endl;}
template <class T> void print(deque <T> v) {cerr << "[ "; deque<T> s = v; while(s.size()) {T i = s.front(); print(i); s.pop_front(); cerr << " ";} cerr << "]"; cout << endl;}
template <class T, class V> void print(map <T, V> v) {cerr << "[ "; for (auto i : v) {print(i); cerr << " ";} cerr << "]"; cout << endl;}
template <class T, class V> void print(unordered_map <T, V> v) {cerr << "[ "; for (auto i : v) {print(i); cerr << " ";} cerr << "]"; cout << endl;}
/////////////////////code/////////////////////
int a[200005], pref[200005], cnt[200005], ma[200005], sq = 440;

int main() {
    fastio;
    int n; cin >> n; fra(n)
    vi comp; fri(n) comp.pb(a[i]);
    sort(all(comp)); uniq(comp);
    fri(n) {
        a[i] = lb(all(comp), a[i]) - comp.begin();
        ma[a[i]]++;
    }
    ll ans = n;
    //max hajordakan sq hat => mijakayqy 2sq erkarutyan lini => amen mijakayq nayenq dra keterov sksox =>n armat logn
    fri(n) { //amen mijakayqy 2sq hatov gnanq
        cnt[a[i]]++; 
        int maxi=a[i];
        int lim = min(n, i+2*sq+1);
        frrj(i + 1, lim) {
            cnt[a[j]]++;
            if(cnt[a[j]] > cnt[maxi]) maxi = a[j];
            if(cnt[maxi] > (j-i+1)/2 && (ma[maxi] <= sq))
                ans++;
        }
        cnt[a[i]] = 0; frrj(i + 1, lim) cnt[a[j]] = 0;
    }
    frp(comp.size()) {
        if(ma[p] <= sq) continue; // (it.ss).size() > n/sqrt => max sq hat ka senc
        fri(n) {
            pref[i+1] = pref[i];
            if(a[i] == p) pref[i+1]++;
            else pref[i+1]--;
        }
        int cur = 0;
        frr(1, 1 + n) { //iranic < tveri qanaky gumarenq
            // cnt[pref[i-1]]++;
            if(i>1)cnt[pref[i-2]]++; //naxordi prefy eakan chi qani vor 1hatanocna matnanshum
            if(pref[i] > pref[i-1]) 
                cur += cnt[pref[i-1]];
            else cur -= cnt[pref[i]];
            ans += cur;
        }
        frr(1, 1 + n) cnt[pref[i-1]] = 0;
    }
    cout << ans;
    return 0;
}

//	           ♥ ♥ ♥  ♥  ♥    ♥   ♥    ♥
//	           ♥      ♥  ♥     ♥ ♥    ♥ ♥
//	           ♥ ♥ ♥  ♥  ♥      ♥    ♥   ♥
//	           ♥      ♥  ♥      ♥   ♥ ♥ ♥ ♥
//	           ♥      ♥  ♥ ♥ ♥  ♥  ♥       ♥
//
//        God loves Fil, Fil accepts God's will


/*


    // frp(comp.size()) {
    //     if((int)(ma[p].size()) > sq) continue;
    //     //max hajordakan sq hat => mijakayqy 2sq erkarutyan lini => amen mijakayq nayenq dra keterov sksox =>n armat logn
    //     ans += ma[p].size();
    //     fri(n) {
    //         cnt[a[i]]++; 
    //         int lim = min(n, i+2*(int)(ma[p].size())+1);
    //         frrj(i + 1, lim) {
    //             cnt[a[j]]++;
    //             if(cnt[p] > (j-i+1)/2) ans++;
    //         }
    //         cnt[a[i]] = 0; frrj(i + 1, lim) cnt[a[j]] = 0;
    //     }
    // }
    
*/

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:57:33: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   57 | #define frp(x) for(int p = 0; p < x; ++p)
      |                               ~~^~~~~~~~~
   58 | #define frr(a, b) for(int i = a; i < b; ++i)
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   59 | #define frrj(a, b) for(int j = a; j < b; ++j)
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   60 | #define fra(x) for(int i = 0; i < x; ++i) cin >> a[i];
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   61 | #define frb(x) for(int i = 0; i < x; ++i) cin >> b[i];
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   62 | #define frs(x) for(auto it = x.begin(); it != x.end(); ++it)
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   63 | #define fr(x) for(auto it : x) //el
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   64 | #define fastio ios_base::sync_with_stdio(false); cin.tie(0);
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   65 | #define dbg(x) cerr << #x << ": " << x << endl;
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   66 | #define ce(x) cout << x << endl;
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 
   67 | #define uniq(x) x.resize(unique(all(x)) - x.begin()); //make all one after sorting
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   68 | #define blt __builtin_popcount
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~   
   69 | /////////////////////print array, vector, deque, set, multiset, pair, map /////////////////////
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   70 | void print(long long t) {cerr << t;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   71 | void print(int t) {cerr << t;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~   
   72 | void print(string t) {cerr << t;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   73 | void print(char t) {cerr << t;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~  
   74 | void print(double t) {cerr << t;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   75 | void print(long double t) {cerr << t;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   76 | void print(unsigned long long t) {cerr << t;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   77 | template <class T, class V> void print(pair <T, V> p) {cerr << "{"; print(p.first); cerr << ","; print(p.second); cerr << "}";}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   78 | template <class T, class V> void print(T v[],V n) {cerr << "["; for(int i = 0; i < n; i++) {print(v[i]); cerr << " "; } cerr << "]"; cout << endl;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   79 | template <class T> void print(vector <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]"; cout << endl;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   80 | template <class T> void print(set <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]"; cout << endl;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   81 | template <class T> void print(multiset <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]"; cout << endl;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   82 | template <class T> void print(stack <T> v) {cerr << "[ "; stack<T> s = v; while(s.size()) {T i = s.top(); print(i); s.pop(); cerr << " ";} cerr << "]"; cout << endl;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   83 | template <class T> void print(queue <T> v) {cerr << "[ "; queue<T> s = v; while(s.size()) {T i = s.front(); print(i); s.pop(); cerr << " ";} cerr << "]"; cout << endl;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   84 | template <class T> void print(deque <T> v) {cerr << "[ "; deque<T> s = v; while(s.size()) {T i = s.front(); print(i); s.pop_front(); cerr << " ";} cerr << "]"; cout << endl;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   85 | template <class T, class V> void print(map <T, V> v) {cerr << "[ "; for (auto i : v) {print(i); cerr << " ";} cerr << "]"; cout << endl;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   86 | template <class T, class V> void print(unordered_map <T, V> v) {cerr << "[ "; for (auto i : v) {print(i); cerr << " ";} cerr << "]"; cout << endl;}
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   87 | /////////////////////code/////////////////////
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   88 | int a[200005], pref[200005], cnt[200005], ma[200005], sq = 440;
      | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   89 | 
      |                                  
   90 | int main() {
      | ~~~~~~~~~~~~                     
   91 |     fastio;
      |     ~~~~~~~                      
   92 |     int n; cin >> n; fra(n)
      |     ~~~~~~~~~~~~~~~~~~~~~~~      
   93 |     vi comp; fri(n) comp.pb(a[i]);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   94 |     sort(all(comp)); uniq(comp);
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 
   95 |     fri(n) {
      |     ~~~~~~~~                     
   96 |         a[i] = lb(all(comp), a[i]) - comp.begin();
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   97 |         ma[a[i]]++;
      |         ~~~~~~~~~~~              
   98 |     }
      |     ~                            
   99 |     ll ans = n;
      |     ~~~~~~~~~~~                  
  100 |     //max hajordakan sq hat => mijakayqy 2sq erkarutyan lini => amen mijakayq nayenq dra keterov sksox =>n armat logn
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  101 |     fri(n) { //amen mijakayqy 2sq hatov gnanq
      |     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  102 |         cnt[a[i]]++;
      |         ~~~~~~~~~~~~             
  103 |         int maxi=a[i];
      |         ~~~~~~~~~~~~~~           
  104 |         int lim = min(n, i+2*sq+1);
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~
  105 |         frrj(i + 1, lim) {
      |         ~~~~~~~~~~~~~~~~~~       
  106 |             cnt[a[j]]++;
      |             ~~~~~~~~~~~~         
  107 |             if(cnt[a[j]] > cnt[maxi]) maxi = a[j];
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  108 |             if(cnt[maxi] > (j-i+1)/2 && (ma[maxi] <= sq))
      |             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  109 |                 ans++;
      |                 ~~~~~~           
  110 |         }
      |         ~                        
  111 |         cnt[a[i]] = 0; frrj(i + 1, lim) cnt[a[j]] = 0;
      |         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  112 |     }
      |     ~                            
  113 |     frp(comp.size()) {
      |     ~~~~~~~~~~~~~~~              
Main.cpp:113:5: note: in expansion of macro 'frp'
  113 |     frp(comp.size()) {
      |     ^~~
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 3 ms 340 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 7 ms 340 KB Output is correct
10 Correct 7 ms 364 KB Output is correct
11 Correct 9 ms 340 KB Output is correct
12 Correct 8 ms 340 KB Output is correct
13 Correct 9 ms 340 KB Output is correct
14 Correct 9 ms 340 KB Output is correct
15 Correct 9 ms 368 KB Output is correct
16 Correct 9 ms 364 KB Output is correct
17 Incorrect 8 ms 340 KB Output isn't correct
18 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Incorrect 676 ms 2020 KB Output isn't correct
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 3 ms 340 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 7 ms 340 KB Output is correct
10 Correct 7 ms 364 KB Output is correct
11 Correct 9 ms 340 KB Output is correct
12 Correct 8 ms 340 KB Output is correct
13 Correct 9 ms 340 KB Output is correct
14 Correct 9 ms 340 KB Output is correct
15 Correct 9 ms 368 KB Output is correct
16 Correct 9 ms 364 KB Output is correct
17 Incorrect 8 ms 340 KB Output isn't correct
18 Halted 0 ms 0 KB -