Submission #1076147

#	Time	Username	Problem	Language	Result	Execution time	Memory
1076147		TheQuantiX	Art Class (IOI13_artclass)	C++17	6 / 100	63 ms	3404 KiB

artclass

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

using namespace std;

float grays(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {
    double cntgrey = 0;
    for (int i = 0; i < H; i++) {
        for (int j = 0; j < W; j++) {
            if (max({R[i][j], G[i][j], B[i][j]}) - min({R[i][j], G[i][j], B[i][j]}) <= 40) {
                cntgrey++;
            }
        }
    }
    cntgrey /= (H * W);
    return cntgrey;
}

int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {
    mt19937 gen(chrono::system_clock::now().time_since_epoch().count());
    auto f1 = grays(H, W, R, G, B);
    if (f1 >= 0.5) { 
        return (gen() % 2 ? 1 : 3);
    }
    else {
        return (gen() % 2 ? 2 : 4);
    }
}

• Subtask 1: 6 / 100