Submission #962236

#	Time	Username	Problem	Language	Result	Execution time	Memory
962236		NValchanov	Art Class (IOI13_artclass)	C++17	100 / 100	67 ms	8424 KiB

artclass

#include <bits/stdc++.h>
#include "artclass.h"

using namespace std;
typedef long long ll;

const ll MAXN = 512;

int a[MAXN][MAXN][3];

ll get_noise(ll i1, ll j1, ll i2, ll j2)
{
    ll noiseR = abs(a[i1][j1][0] - a[i2][j2][0]);
    ll noiseG = abs(a[i1][j1][1] - a[i2][j2][1]);
    ll noiseB = abs(a[i1][j1][2] - a[i2][j2][2]);

    return noiseR + noiseG + noiseB;
}

int style(int n, int m, int R[500][500], int G[500][500], int B[500][500])
{
    for(int i = 0; i < n; i++)
    {
        for(int j = 0; j < m; j++)
        {
            a[i][j][0] = R[i][j];
            a[i][j][1] = G[i][j];
            a[i][j][2] = B[i][j];
        }
    }

    ll noise_sum = 0;

    for(int i = 0; i < n; i++)
    {
        for(int j = 0 ; j < m; j++)
        {
            if(i != 0)
                noise_sum += get_noise(i, j, i - 1, j);
            if(j != 0)
                noise_sum += get_noise(i, j, i, j - 1);
            if(i != 0 && j != 0)
                noise_sum += get_noise(i, j, i - 1, j - 1);
        }
    }

    ll average_noise = noise_sum / (n * m);

    if(average_noise <= 36)
        return 4;
    else if(average_noise <= 78)
        return 1;
    else if(average_noise <= 192)
        return 2;
    else
        return 3;
}
/**
int main()
{
    freopen("style-4-2.txt", "r", stdin);
    freopen("output.txt", "w", stdout);

    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;

    return 0;
}
*/

• Subtask 1: 100 / 100