Submission #65831

#	Time	Username	Problem	Language	Result	Execution time	Memory
65831		asonetu	Parrots (IOI11_parrots)	C++14	95 / 100	19 ms	2576 KiB

encoder

#include "encoder.h"
#include "encoderlib.h"

void encode(int N, int M[])
{
	for(int i=0; i<N; i++) {
		int pos = i;
		int vals[3];
		vals[0] = M[i] / 100;
		vals[1] = (M[i] % 100) / 10;
		vals[2] = M[i] % 10;
		
		while(vals[0] != 0 || vals[1] != 0 || vals[2] != 0) {
			int sendVal = pos << 2;
			if(vals[0] != 0) {
				vals[0]--;
			} else {
				if(vals[1] != 0) {
					sendVal = sendVal | ( 1 << 1);
					vals[1]--;
				}
				if(vals[2] != 0) {
					sendVal = sendVal | 1;
					vals[2]--;
				}
			}
			
			send(sendVal);
		}
	}
}

decoder

#include "decoder.h"
#include "decoderlib.h"

void decode(int N, int L, int X[])
{
	int result[N];
	for(int i=0; i<N; i++) {
		result[i] = 0;
	}
	for(int i=0; i<L; i++) {
		int pos = X[i] >> 2;
		int val = 0;
		if(!(X[i] & 2) && !(X[i] & 1)) {
			val = val + 100;
		}
		if(X[i] & 2) {
			val = val + 10;
		}
		if(X[i] & 1) {
			val = val + 1;
		}
		result[pos] = result[pos] + val;
	}
	
	for(int i=0; i<N; i++) {
		output(result[i]);
	}
}

• Subtask 1: 17 / 17
• Subtask 2: 17 / 17
• Subtask 3: 18 / 18
• Subtask 4: 29 / 29
• Subtask 5: 14 / 19