Submission #1060769

#TimeUsernameProblemLanguageResultExecution timeMemory
1060769jamjanekBit Shift Registers (IOI21_registers)C++17
10 / 100
1 ms604 KiB
#include "registers.h"
#include<bits/stdc++.h>
using namespace std;
void construct_instructions(int s, int n, int k, int q) {
	
	append_move(99, 0);
	append_left(0, 0, 2000-k), append_right(0, 0, 2000-k);
	for(int pow = 0;pow<n-1;pow++){
	//	znajdz 1 rozniaca sie pozycje;
		
		append_right(1, 99, k);//ustaw b
		
		
		vector<bool>jeden(2000, 0);jeden[0] = 1;append_store(2, jeden);

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

		append_and(4, 0, 3);
		append_xor(4, 4, 0); //a^(a&1111)
		append_and(5, 1, 3); //b&1111
		append_or(0, 4, 5);
		//a^(a&1111)    |    b&1111
		append_right(99, 99, k);
	}
	return;
}
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