Submission #1060803

#	Time	Username	Problem	Language	Result	Execution time	Memory
1060803		jamjanek	Bit Shift Registers (IOI21_registers)	C++17	22 / 100	1 ms	348 KiB

registers

#include "registers.h"
#include<bits/stdc++.h>
using namespace std;
int iterator1;
void policz_mniejsze(int k, int skip, int n){
	vector<bool>jeden(2000, 0);
	for(int i=0;i<n;i+=skip)
		jeden[i*k] = 1;
	iterator1++;append_store(2, jeden);
	
	append_right(1, 0, k*skip);
	
	iterator1++;append_and(4, 98, 4);
	iterator1++;append_and(3, 98, 3);


	int i;
	for(i=k-1;i>=0;i--){
		iterator1++;append_right(5, 0, i);
		iterator1++;append_right(6, 1, i);
		iterator1++;append_and(5, 5, 2);//i-ty bit a
		iterator1++;append_and(6, 6, 2);//i-ty bit b
		iterator1++;append_xor(7, 5, 6);//xor
		iterator1++;append_xor(8, 3, 2); // !4
		iterator1++;append_and(8, 8, 7);
		iterator1++;append_and(8, 8, 5); 
		iterator1++;append_add(4, 4, 8);
		// 1 - jesli b<a
		//3 = (!4) & 7 & 5
		
		iterator1++;append_or(3, 3, 7);//czy_znaleziono_poprawione
	}
//	iterator1++;append_print(3);
//	iterator1++;append_print(4);
	//3 same 0 jeśli a<b, same 1, jeśli b<a
	iterator1++;append_move(3, 4);
	for(i=1;i<k;i++){
		iterator1++;append_left(3,3,1);
		iterator1++;append_or(3, 3, 4);
	}

	iterator1++;append_and(4, 0, 3);
	iterator1++;append_xor(4, 4, 0); //a^(a&1111)
	iterator1++;append_and(5, 1, 3); //b&1111
	iterator1++;append_or(0, 4, 5);

	
}

void construct_instructions(int s, int n, int k, int q) {
	vector<bool>zero(2000, 0);
	for(int i=n*k;i<2000;i++)zero[i] = 1;
	append_store(1, zero);
	append_or(0, 0, 1);
	int skip = 1;
	while(skip<n){
		policz_mniejsze(k, skip, n);
		append_print(0);
		skip*=2;
	}
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 11
• Subtask 3: 12 / 12
• Subtask 4: 0 / 25
• Subtask 5: 0 / 13
• Subtask 6: 0 / 29