Submission #1218770

#	Time	Username	Problem	Language	Result	Execution time	Memory
1218770		erering	Art Class (IOI13_artclass)	C++20	85 / 100	36 ms	7256 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]) {
    long double sum=0,cnt=1,C[500][500];
    for(int i=0;i<W;i++){
        for(int j=0;j<H;j++){
            C[i][j]=R[i][j]+B[i][j]+G[i][j];
            if(i>0){
                cnt++;
                sum+=abs(C[i][j]-C[i-1][j]);
            }
            if(j>0){
                cnt++;
                sum+=abs(C[i][j]-C[i][j-1]);
            }
        }
    }
    sum/=cnt;
 //   cout<<sum<<endl;
    if(sum>45.0)return 3;
    if(sum<7.0)return 4;
    if(sum<20.0)return 1;
    return 2;
    /*
      * 1:
      * 17.0812
      * 17.235
      * 21.9415
      * 16.8533
      * 10.3534
      *
      * 2:
      * 20.6226
      * 26.4722
      * 14.3522
      * 20.1279
      * 44.1513
      * 21.3155
      *
      * 3:
      * 74.368
      * 49.9367
      * 56.0681
      * 59.5703
      *
      * 4:
      * 2.34493
      * 3.8781
      * 2.26889
      */
}

• Subtask 1: 85 / 100