Submission #230780

#	Time	Username	Problem	Language	Result	Execution time	Memory
230780		Dilshod_Imomov	Parrots (IOI11_parrots)	C++17	52 / 100	12 ms	1536 KiB

encoder

#include "encoder.h"
#include "encoderlib.h"
#include <bits/stdc++.h>
using namespace std;
void encode(int N, int M[])
{
	for ( int i = 0; i < N; i++ ) {
		vector < int > vc;
		int x = M[i];
		for ( int i = 0; i < 3; i++ ) {
			vc.push_back( x % 10 );
			x /= 10;
		}
		send( i * 10 + vc[0] );
		send( i * 10 + vc[1] );
		send( i * 10 + vc[1] );
		for ( int j = 0; j < 4; j++ ) {
			send( i * 10 + vc[2] );
		}
	}
}

decoder

#include "decoder.h"
#include "decoderlib.h"
#include <bits/stdc++.h>
using namespace std;
void decode(int N, int L, int X[])
{
	vector < int > vc[N];
	for ( int i = 0; i < L; i++ ) {
		int x = X[i] / 10;
		vc[x].push_back( X[i] % 10 );
	}
	for ( int i = 0; i < N; i++ ) { 
		vector < int > cnt(10);
		for ( auto j: vc[i] ) {
			cnt[j]++;
		}
		vector < pair < int, int > > v;
		for ( int j = 0; j < 10; j++ ) {
			if ( cnt[j] ) {
				v.push_back( { j, cnt[j] } );
			}
		}
		vector < int > digits(3);
		// cout << i << '\n';
		for ( auto j: v ) {
			// cout << j.first << " " << j.second << '\n';
			int x = j.first, y = j.second;
			if ( y == 1 ) {
				digits[2] = x;
			}
			else if ( y == 2 ) {
				digits[1] = x;
			}
			else if ( y == 4 ) {
				digits[0] = x;
			}
			else if ( y == 3 ) {
				digits[1] = digits[2] = x; 
			}
			else if ( y == 6 ) {
				digits[0] = digits[1] = x;
			}
			else if ( y == 5 ) {
				digits[0] = digits[2] = x;
			}
			else if ( y == 7 ) {
				digits[0] = digits[1] = digits[2] = x;
			}
		}
		int ans = 0;
		ans += digits[0];
		ans *= 10;
		ans += digits[1];
		ans *= 10;
		ans += digits[2];
		output(ans);
	}
}

• Subtask 1: 17 / 17
• Subtask 2: 17 / 17
• Subtask 3: 18 / 18
• Subtask 4: 0 / 29
• Subtask 5: 0 / 19