제출 #651738

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
651738		Lawliet	미술 수업 (IOI13_artclass)	C++17	54 / 100	64 ms	22208 KiB

artclass

#include "artclass.h"
#include <bits/stdc++.h>
// #include <iostream>
// #include <vector>
 
using namespace std;
 
int l, c;
 
int min_sz_comp;
int min_bigcomp;
int min_bigcomp_group14;
int min_qtd_green;
int min_dif;
int min_colors_sum;
int min_qtd_greencomp;
int min_sz_greencomp;
 
struct pixel{
   int red, green, blue;
   pixel(int r = 0, int g = 0, int b = 0){
       red = r;
       green = g;
       blue = b;
   }
  
   bool operator == (pixel b){
       int red_dif = abs((*this).red - b.red);
       int green_dif = abs((*this).green - b.green);
       int blue_dif = abs((*this).blue - b.blue);
       return (red_dif<=min_dif && green_dif<=min_dif && blue_dif<=min_dif);
   }
  
   bool isGreen(){
       int sum = red + green + blue;
       return ((green>red && green>blue) && sum<min_colors_sum);
   }
};
 
pixel image[510][510];
bool green_image[510][510];
int marc[510][510];
 
int dl[] = {-1, 0, 1, 0};
int dc[] = {0, 1, 0, -1};
 
int find_comp(int li, int ci){
   int qtd_pixel = 1;
   marc[li][ci] = 1;
   for(int i=0;i<4;i++){
       int vizl = li + dl[i];
       int vizc = ci + dc[i];
       if(vizl<0 || vizl>l-1) continue;
       if(vizc<0 || vizc>c-1) continue;
       if(marc[vizl][vizc] == 1) continue;
       if(image[vizl][vizc] == image[li][ci]) qtd_pixel += find_comp(vizl, vizc);
   }
   return qtd_pixel;
}
 
pair<int, int> find_bigcomp(){
   memset(marc, 0, sizeof(marc));
   int qtd_bigcomp_ = 0;
   int qtd_comp_ = 0;
   for(int i=0;i<l;i++){
       for(int j=0;j<c;j++){
           if(marc[i][j] == 0){
               int sz_comp = find_comp(i, j);
               qtd_comp_++;
               if(sz_comp>min_sz_comp) qtd_bigcomp_++;
           }
       }
   }
   return {qtd_bigcomp_, qtd_comp_};
}
 
int do_green_image(){
   int qtd_green_ = 0;
   for(int i=0;i<l;i++){
       for(int j=0;j<c;j++){
           green_image[i][j] = image[i][j].isGreen();
           qtd_green_ += green_image[i][j];
       }
   }
   return qtd_green_;
}
 
int marc_greencomp(int li, int ci){
   int sz_greencomp = 1;
   marc[li][ci] = 1;
   for(int i=0;i<4;i++){
       int vizl = li + dl[i];
       int vizc = ci + dc[i];
       if(vizl<0 || vizl>l-1) continue;
       if(vizc<0 || vizc>c-1) continue;
       if(marc[vizl][vizc] == 1) continue;
       if(green_image[vizl][vizc]) sz_greencomp += marc_greencomp(vizl, vizc);
   }
   return sz_greencomp;
}
 
int find_greencomp(){
   memset(marc, 0, sizeof(marc));
   int max_sz_greencomp = 0;
   int qtd_greencomp_ = 0;
   for(int i=0;i<l;i++){
       for(int j=0;j<c;j++){
           if(marc[i][j] == 0 && green_image[i][j]){
               max_sz_greencomp = max(max_sz_greencomp, marc_greencomp(i, j));
               qtd_greencomp_++;
           }
       }
   }
   return max_sz_greencomp;
}
 
int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {
   l = H;
   c = W;
   min_sz_comp = ((l*c)/22);
   min_bigcomp = 1;
   min_bigcomp_group14 = 6;
   //min_qtd_green = ((l*c)/4);
   min_dif = 5;
   min_colors_sum = 300;
   //min_qtd_greencomp = 8;
   min_sz_greencomp = ((l*c)/15);
   for(int i=0;i<l;i++){
       for(int j=0;j<c;j++){
           image[i][j] = pixel(R[i][j], G[i][j], B[i][j]);
       }
   }
   pair<int, int> aux = find_bigcomp();
   int qtd_bigcomp = aux.first;
   int qtd_comp = aux.second;

//    cout << qtd_bigcomp << endl;
 
   if(qtd_bigcomp>min_bigcomp){
        for(int i = 0 ; i < l ; i++)
        {
            for(int j = 0 ; j < c ; j++)
            {
                int sum = R[i][j] + G[i][j] + B[i][j];
                if( sum < 80 )
                    return 1;
            }
        }
        return 4;
   }
  
  
   int qtd_green = do_green_image();
   /*if(qtd_green<min_qtd_green){
       return 3;
   }*/
  
   int max_sz_greencomp = find_greencomp();
   if(max_sz_greencomp>min_sz_greencomp) return 2;
   else return 3;
   /*if(qtd_greencomp<min_qtd_greencomp) return 2;
   else return 3;*/
  
}
 
// int r[500][500], g[500][500], b[500][500];
 
// int main()
// {
//    int n, m;
//    cin >> n >> m;
 
//    for(int i = 0 ; i < n ; i++)
//        for(int j = 0 ; j < m ; j++)
//            cin >> r[i][j] >> g[i][j] >> b[i][j];
 
//    cout << style(n, m, r, g, b) << endl;
// }

컴파일 시 표준 에러 (stderr) 메시지

artclass.cpp: In function 'int style(int, int, int (*)[500], int (*)[500], int (*)[500])':
artclass.cpp:135:8: warning: unused variable 'qtd_comp' [-Wunused-variable]
  135 |    int qtd_comp = aux.second;
      |        ^~~~~~~~
artclass.cpp:153:8: warning: unused variable 'qtd_green' [-Wunused-variable]
  153 |    int qtd_green = do_green_image();
      |        ^~~~~~~~~

• Subtask 1: 54 / 100