Submission #96987

#TimeUsernameProblemLanguageResultExecution timeMemory
96987E869120Art Class (IOI13_artclass)C++14
91 / 100
181 ms7684 KiB
#include "artclass.h"
#include <bits/stdc++.h>
using namespace std;

vector<int>vec;

int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {
	vec.clear();
    for(int i=0;i<H;i++){
		for(int j=0;j<W;j++){
			int dx[4] = {0, 1, 0, -1}, dy[4] = {1, 0, -1, 0};
			for(int k=0;k<4;k++){
				int ex = i + dx[k], ey = j + dy[k];
				if(ex<0 || ey<0 || ex>=H || ey>=W) continue;
				vec.push_back(abs(R[i][j]-R[ex][ey]) + abs(G[i][j]-G[ex][ey]) + abs(B[i][j]-B[ex][ey]));
			}
		}
	}
	sort(vec.begin(), vec.end());
	int Z1 = vec[vec.size() * 11 / 12];
	int Z2 = vec[vec.size() * 1 / 4];
	
	if (Z1 >= 140) return 3;
	if (Z1 <= 15) return 4;
	if (Z2 >= 7) return 2;
	return 1;
}
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