Submission #621226

#	Time	Username	Problem	Language	Result	Execution time	Memory
621226		amunduzbaev	Bit Shift Registers (IOI21_registers)	C++17	21 / 100	1 ms	340 KiB

registers

#include "registers.h"
#include "bits/stdc++.h"
using namespace std;
#ifndef EVAL
#include "grader.cpp"
#endif

const int M = 100;

void upd(int i, int j, int p){
	append_and(M - 1, i, j);
	append_right(M - 1, M - 1, p);
	append_move(M - 2, M - 1);
	for(int k=1;k<p;k++){
		append_left(M - 2, M - 2, 1);
		append_or(M - 2, M - 2, M - 1);
	}
}

void construct_instructions(int s, int n, int k, int q) {
	if(s) assert(false);
	append_move(1, 0);
	append_right(2, 0, k);
	
	for(int i=k-1;~i;i--){
		append_xor(3, 1, 2);
		if(i){
			append_right(3, 3, i);
			append_left(3, 3, i);
		}
		append_or(4, 4, 3);
		if(i){
			upd(1, 3, i);
			append_or(1, 1, M - 2);
			upd(2, 3, i);
			append_or(2, 2, M - 2);
		}
	}
	append_or(3, 1, 2);
	append_not(4, 4);
	append_and(4, 4, 3);
	append_move(0, 4);
}

/*

0 2 2 1000
1 2

*/

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