Submission #741956

#	Time	Username	Problem	Language	Result	Execution time	Memory
741956		haydendoo	Art Class (IOI13_artclass)	C++17	12 / 100	63 ms	6604 KiB

artclass

#include <bits/stdc++.h>
#include "artclass.h"
using namespace std;

int style(int h, int w, int r[500][500], int g[500][500], int b[500][500]) {
	int adjr=0,adjg=0,adjb=0;
	for(int i=0; i<h; ++i) {
		for(int j=0; j<w; ++j) {
			if(i) {
				adjr+=abs(r[i][j]-r[i-1][j]);
				adjg+=abs(g[i][j]-g[i-1][j]);
				adjb+=abs(b[i][j]-b[i-1][j]);
			}
			if(j) {
				adjr+=abs(r[i][j]-r[i][j-1]);
				adjg+=abs(g[i][j]-g[i][j-1]);
				adjb+=abs(b[i][j]-b[i][j-1]); 
			} 
		} 
	} 
	long double contrast = ((long double) adjr+adjg+adjb) / ((long double) h*w);
	if(contrast<=30.0) return 4;
	if(contrast>=130.0) return 3;
	assert(0);
	return 1;
} 

• Subtask 1: 12 / 100