Submission #59660

#	Time	Username	Problem	Language	Result	Execution time	Memory
59660		spencercompton	Art Class (IOI13_artclass)	C++17	29 / 100	120 ms	3672 KiB

artclass

#include "artclass.h"
#include <bits/stdc++.h>
using namespace std;
class Photo{
public:
	vector<double> vals;
	int id;
	Photo(double b, double c, double d, int a){
		id = a;
		vals.push_back(b);
		vals.push_back(c);
		vals.push_back(d);
	}
	double dif(Photo o){
		double ret = 0.0;
		for(int i = 0; i<vals.size(); i++){
			// cout << "# " << vals[i] << " " << o.vals[i] << endl;
			ret += (vals[i]-o.vals[i]) * (vals[i]-o.vals[i]);
		}
		return ret;
	}
};
class Color{
public:
	double r, g, b;
	Color(){
		r = 0;
		g = 0;
		b = 0;
	}
	Color(int x, int y, int z){
		double tot = x+y+z;
		r = x;
		r/= tot;
		g = y;
		g/= tot;
		b = z;
		b /= tot;
	}
	bool operator<(const Color &o) const{
		if(r!=o.r){
			return r<o.r;
		}
		if(g!=o.g){
			return g<o.g;
		}
		return b<o.b;
	}
	bool cool(Color o, double tol){
		double val = (r-o.r) * (r-o.r) +  (g-o.g) * (g-o.g)+  (b-o.b) * (b-o.b);
		// cout << "@ " << val << " " << tol << endl;
		return val<=tol;
	}

};
int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {
	double sum[3] = {0.0,0.0,0.0};
	for(int i = 0; i<H; i++){
		for(int j = 0; j<W; j++){
			sum[0] += R[i][j];
			sum[1] += G[i][j];
			sum[2] += B[i][j];
		}
	}
	for(int i = 0; i<3; i++){
		sum[i] /= H*W;
	}
	// cout << "bef.push_back(Photo(" << sum[0] << ", " << sum[1] << ", " << sum[2] << ", ";
	Photo now = Photo(sum[0],sum[1],sum[2],-1);
	vector<Photo> bef;

	bef.push_back(Photo(190.324, 175.007, 159.743, 1));
	bef.push_back(Photo(147.793, 137.624, 94.7409, 1));
	bef.push_back(Photo(188.825, 159.937, 143.64, 1));
	bef.push_back(Photo(173.11, 148.423, 130.601, 1));
	bef.push_back(Photo(209.025, 199.682, 197.314, 1));
	bef.push_back(Photo(229.496, 210.578, 141.905, 1));
	bef.push_back(Photo(180.467, 174.2, 178.657, 1));
	bef.push_back(Photo(169.395, 161.816, 156.893, 1));
	bef.push_back(Photo(220.232, 133.557, 122.695, 1));
	bef.push_back(Photo(130.771, 116.231, 86.0482, 2));
	bef.push_back(Photo(116.816, 108.483, 68.9826, 2));
	bef.push_back(Photo(122.273, 86.3923, 46.4901, 2));
	bef.push_back(Photo(76.5431, 86.4914, 59.5179, 2));
	bef.push_back(Photo(82.5524, 77.3391, 45.9116, 2));
	bef.push_back(Photo(111.459, 110.026, 65.8072, 2));
	bef.push_back(Photo(126.313, 103.38, 76.9841, 2));
	bef.push_back(Photo(98.2613, 103.548, 58.0462, 2));
	bef.push_back(Photo(60.6975, 91.1116, 70.2834, 2));
	bef.push_back(Photo(142.305, 134.207, 119.739, 3));
	bef.push_back(Photo(139.022, 118.038, 85.0787, 3));
	bef.push_back(Photo(143.453, 139.216, 133.429, 3));
	bef.push_back(Photo(124.075, 116.275, 102.134, 3));
	bef.push_back(Photo(131.676, 105.793, 65.2298, 3));
	bef.push_back(Photo(216.569, 201.339, 156.971, 3));
	bef.push_back(Photo(114.869, 112.627, 83.4856, 3));
	bef.push_back(Photo(119.47, 113.515, 98.8594, 3));
	bef.push_back(Photo(133.837, 115.121, 118.349, 3));
	bef.push_back(Photo(100.719, 110.242, 119.565, 4));
	bef.push_back(Photo(84.5105, 23.8112, 25.2976, 4));
	bef.push_back(Photo(217.14, 6.45131, 14.198, 4));
	bef.push_back(Photo(239.767, 156.768, 89.0347, 4));
	bef.push_back(Photo(155.385, 76.7555, 39.738, 4));
	bef.push_back(Photo(195.063, 118.751, 25.1931, 4));
	bef.push_back(Photo(46.4144, 48.1066, 50.294, 4));
	bef.push_back(Photo(182.285, 104.388, 75.9469, 4));
	bef.push_back(Photo(201.687, 162.679, 58.5665, 4));

	double tot[5] = {0.0,0.0,0.0,0.0,0.0};
	int best = 0;

	for(int i = 1; i<bef.size(); i++){
		if(bef[i].dif(now) < bef[best].dif(now)){
			best = i;
		}
	}
	return bef[best].id;
}

Compilation message (stderr)

artclass.cpp: In member function 'double Photo::dif(Photo)':
artclass.cpp:16:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0; i<vals.size(); i++){
                  ~^~~~~~~~~~~~
artclass.cpp: In function 'int style(int, int, int (*)[500], int (*)[500], int (*)[500])':
artclass.cpp:112:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 1; i<bef.size(); i++){
                 ~^~~~~~~~~~~
artclass.cpp:109:9: warning: unused variable 'tot' [-Wunused-variable]
  double tot[5] = {0.0,0.0,0.0,0.0,0.0};
         ^~~

• Subtask 1: 29 / 100