Submission #935124

#	Time	Username	Problem	Language	Result	Execution time	Memory
935124		anton	미술 수업 (IOI13_artclass)	C++17	8 / 100	53 ms	6484 KiB

artclass

#include "artclass.h"
#include<bits/stdc++.h>


using namespace std;
#define ll long long
#define pii pair<int, int>

struct pixel{
    pixel(){

    }
    int r, g, b;
    pixel(int a, int _b, int c){
        r=a;
        g=_b;
        b=c;
    }
    void add(pixel& rh){
        r += rh.r;
        b+=rh.b;
        g+=rh.g;
    }
    void round_pixel(int rond){
        r =(r/rond)*rond;
        g =(g/rond)*rond;
        b =(b/rond)*rond;
    }
    string to_s(){
        string res;
        res.push_back(r);
        res.push_back(g);
        res.push_back(b);
        return res;
    }
    void satur(){
        r += b+g;
        r/=3;
        b=r;
        g=r;
    }
};

const int comp = 40;

pixel img[500][500];
pixel img2[50][50];
int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {

    unordered_map<string, int> m;
    for(int i = 0; i<H; i++){
        for(int j = 0; j<W; j++){
            img[i][j] = pixel(R[i][j], G[i][j], B[i][j]);
            img[i][j].round_pixel(40);
            img2[i/comp][j/comp].add(img[i][j]);
            //cout<<i/comp<<" "<<j/comp<<endl;
            m[img[i][j].to_s()]++;
        }
    }

    for(int i = 0; i<H/comp; i++){
        for(int j = 0; j<W/comp; j++){
            //cout<<i<<" "<<j<<endl;
            //cout<<img2[i][j].r<<" "<<img2[i][j].g<<" "<<img2[i][j].b<<endl;
            int h_left=  min(comp, H-(i*comp));
            int w_left=  min(comp, W-(j*comp));
            img2[i][j].r/=(h_left*w_left);
            img2[i][j].g/=(h_left*w_left);
            img2[i][j].b/=(h_left*w_left);
            //cout<<img2[i][j].r<<" "<<img2[i][j].g<<" "<<img2[i][j].b<<endl;
        }
    }

    vector<int> v;
    for(auto e: m){
        v.push_back(e.second);
    }

    sort(v.begin(), v.end());
    int mx=0;
    for(int i = 0; i<3; i++){
        mx+= v[v.size()-1-i];
    }

    double percentage = (double)(mx)/(double)(H*W);

    unordered_map<string, int> m2;
    for(int i = 0; i<H/comp; i++){
        for(int j = 0; j<W/comp; j++){
            img2[i][j].round_pixel(50);


            m2[img2[i][j].to_s()]++;
        }
    }

    vector<int> v2;
    for(auto e: m2){
        v2.push_back(e.second);
    }

    sort(v2.begin(), v2.end());
    int mx2=0;
    for(int i = 0; i<2; i++){
        mx2+= v2[v2.size()-1-i];
    }

    double percentage2 = (double)(mx2)/(double)((H/comp)*(W/comp));


    //cout<<v.size()<<endl;

    

    //cout<<percentage<<" "<<percentage2<<endl;


    if(percentage>0.5){
        if(percentage2 >0.4){
            return 4;
        }
        else{
            return 1;
        }
    }
    else{
        if(percentage2 >0.4){
            return 3;
        }
        else{
            return 2;
        }
    }
    
    /*ll s= 0.;
    for(int j = 0; j<W; j++){
        for(int i = 0; i<H-1; i++){
           s+=(R[j][i+1]-R[j][i])*(R[j][i+1]-R[j][i]) + (G[j][i+1]-G[j][i])*(G[j][i+1]-G[j][i]) + (B[j][i+1]-B[j][i])*(B[j][i+1]-B[j][i]);
        }
    }

    double avg = (double)(s)/((double)((H-1)*W));

    cout<<avg<<endl;*/
}

• Subtask 1: 8 / 100