Submission #1090803

#	Time	Username	Problem	Language	Result	Execution time	Memory
1090803		StefanSebez	Art Class (IOI13_artclass)	C++14	100 / 100	46 ms	6124 KiB

artclass

#include "artclass.h"
#include<bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define pb push_back
#define ll long long
#define ld long double
int dx[4]={1,-1,0,0},dy[4]={0,0,1,-1};
int style(int H, int W, int R[500][500], int G[500][500], int B[500][500]) {
	ll ct=0,ct2=0;
	for(int i=0;i<H;i++){
		for(int j=0;j<W;j++){
			for(int k=0;k<=3;k++){
				if(!(0<=i+dx[k] && i+dx[k]<H && 0<=j+dy[k] && j+dy[k]<W)) continue;
				ll v=abs(R[i][j]-R[i+dx[k]][j+dy[k]])+abs(G[i][j]-G[i+dx[k]][j+dy[k]])+abs(B[i][j]-B[i+dx[k]][j+dy[k]]);
				ct+=v;
				if(v>130) ct2++;
			}
		}
	}
	ct/=2;ct2/=2;
	ld x=(ld)ct/((ld)2*H*W+H+W),x2=(ld)ct2/((ld)2*H*W+H+W);
	//cout<<x<<" "<<x2<<endl;
	int res;
	if(x<=9) res=4;
	else if(x<=24) res=1;
	else if(x<=56) res=2;
	else res=3;
    return res;
}

Compilation message (stderr)

artclass.cpp: In function 'int style(int, int, int (*)[500], int (*)[500], int (*)[500])':
artclass.cpp:23:30: warning: unused variable 'x2' [-Wunused-variable]
   23 |  ld x=(ld)ct/((ld)2*H*W+H+W),x2=(ld)ct2/((ld)2*H*W+H+W);
      |                              ^~

• Subtask 1: 100 / 100