Submission #412845

# Submission time Handle Problem Language Result Execution time Memory
412845 2021-05-27T16:48:21 Z b00n0rp Languages (IOI10_languages) C++17
89 / 100
7402 ms 21076 KB
#include <bits/stdc++.h>
using namespace std;

#include "grader.h"
#include "lang.h"

typedef long double LD;
typedef long long ll;
#define int ll
#define pb push_back
#define mp make_pair
#define REP(i,n) for (int i = 0; i < n; i++)
#define FOR(i,a,b) for (int i = a; i < b; i++)
#define REPD(i,n) for (int i = n-1; i >= 0; i--)
#define FORD(i,a,b) for (int i = a; i >= b; i--)
#define remax(a,b) a = max(a,b)
#define remin(a,b) a = min(a,b)
#define all(v) v.begin(),v.end()
typedef unordered_map<int,signed> mii;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<int,int> pii;
typedef vector<pii> vpii;
#define F first
#define S second
#define PQ(type) priority_queue<type>
#define PQD(type) priority_queue<type,vector<type>,greater<type> >
#define WL(t) while(t --)
#define SZ(x) ((int)(x).size())
#define runtime() ((double)clock() / CLOCKS_PER_SEC)
#define inrange(i,a,b) ((i>=min(a,b)) && (i<=max(a,b)))

const int LA = 56;
const int CH = 65536;
const int SZ = 100;

int cnt1[LA][CH];
mii cnt2[LA];
mii cnt3[LA];
int tot[LA];

void excerpt(signed *E){
	int l = 0;
	pii f = {0,1};
	REP(i,LA){
		int num = 0;
		int den = tot[i]+1;
		REP(j,SZ){
			num += cnt1[i][E[j]];
		}
		REP(j,SZ-1){
			int val = E[j]*CH+E[j+1];
			if(cnt2[i].find(val) != cnt2[i].end()) num += cnt2[i][val]*SZ*SZ;
		}
		REP(j,SZ-2){
			int val = E[j]*CH*CH+E[j+1]*CH+E[j+2];
			if(cnt3[i].find(val) != cnt3[i].end()) num += cnt3[i][val]*SZ*SZ*SZ*SZ;
		}
		if(f.F*den < num*f.S){
			f = {num,den};
			l = i;
		}
	}
	int lang = language(l);
	tot[lang] += SZ;
	REP(i,100) cnt1[lang][E[i]]++;
	REP(i,99) cnt2[lang][E[i]*CH+E[i+1]]++;
	REP(i,98) cnt3[lang][E[i]*CH*CH+E[i+1]*CH+E[i+2]]++;
}
# Verdict Execution time Memory Grader output
1 Correct 7330 ms 20920 KB Output is correct
# Verdict Execution time Memory Grader output
1 Partially correct 7402 ms 21076 KB Output is partially correct - 81.39%