Submission #61382

#	Time	Username	Problem	Language	Result	Execution time	Memory
61382		Flugan42	Art Class (IOI13_artclass)	C++14	51 / 100	147 ms	3656 KiB

artclass

#include <stdio.h>
#include "artclass.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef vector<ll> vi;
typedef pair<ll,ll> ii;
typedef vector<ii> vii;
typedef long double lld;
#define inf 9000000000000000000
#define rep(i,a,b) for(ll i = a; i < b; i++)
#define per(i,a,b) for(ll i = a; i >= b; i--)
#define trav(a,x) for(auto a : x)
#define sz(x) (ll)(x).size()
#define all(x) x.begin(),x.end()

int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {
  ll r=0,g=0,b=0;
  int d=0,s=0,cnt=0,cw=0,cb=0;
  for(int i = 0; i < H; i+=20) for(int j = 0; j < W; j+=20){
    for(int k = 0; k < H; k+=20) for(int l = 0; l < W; l+=20){
      d = max(d,abs(R[i][j]-R[k][l])+abs(G[i][j]-G[k][l])+abs(B[i][j]-B[k][l]));
      s += abs(R[i][j]-R[k][l])+abs(G[i][j]-G[k][l])+abs(B[i][j]-B[k][l]);
      cnt++;
    }
  }
  rep(i,0,H) rep(j,0,W){
    if (R[i][j]+G[i][j]+B[i][j] <= 150) cw++;
    if (R[i][j]+G[i][j]+B[i][j] >= 740) cb++;
  }
  s /= cnt;
  rep(i,0,H) rep(j,0,W) r += R[i][j];
  rep(i,0,H) rep(j,0,W) g += G[i][j];
  rep(i,0,H) rep(j,0,W) b += B[i][j];
  //cout << cw << " " << cb << endl;
  //cout << (r+g+b)/(W*H) << " " << r/(W*H) << " " << g/(W*H) << " " << b/(W*H) << " " << d << " " << s << endl;
  if ((r+g+b)/(W*H) >= 450 || (cb >= 10000 && cw >= 50)) return 1;
  if (b/(W*H) >= 70 && cb >= 15) return 3;
  if (d >= 500) return 2;
  return 4;
}

• Subtask 1: 51 / 100