Submission #7515

#	Time	Username	Problem	Language	Result	Execution time	Memory
7515		baneling100	Art Class (IOI13_artclass)	C++98	100 / 100	128 ms	3696 KiB

artclass

#include "artclass.h"
#include <stdlib.h>
#include <stdio.h>
double Red, Green, Blue, Color;
int Dy[4]={0,1,0,-1}, Dx[4]={1,0,-1,0};

int style(int H, int W, int R[500][500], int G[500][500], int B[500][500])
{
    int i, j, k, y, x;

    Red=Green=Blue=0;
    for(i=0 ; i<H ; i++)
        for(j=0 ; j<W ; j++)
            for(k=0 ; k<=3 ; k++)
            {
                y=i+Dy[k];
                x=j+Dx[k];
                if(y>=0 && y<H && x>=0 && x<W)
                {
                    Red+=abs(R[y][x]-R[i][j]);
                    Green+=abs(G[y][x]-G[i][j]);
                    Blue+=abs(B[y][x]-B[i][j]);
                }
            }
    Red/=4.0*H*W;
    Green/=4.0*H*W;
    Blue/=4.0*H*W;
    Color=Red+Green+Blue;
    if(Color<=9)
        return 4;
    else if(Color>=54)
        return 3;
    else if(Color>=22)
        return 2;
    return 1;
}

• Subtask 1: 100 / 100