Submission #453641

#	Time	Username	Problem	Language	Result	Execution time	Memory
453641		mjhmjh1104	Bit Shift Registers (IOI21_registers)	C++17	10 / 100	1 ms	624 KiB

registers

#include "registers.h"

int n, k;

void compare(int x, int y) {
	append_not(3, y);
	append_or(4, x, 3);
	append_and(5, x, 3);
	for (int i = 0; i < k; i++) {
		append_and(6, 6, 4);
		append_or(6, 6, 5);
		append_right(4, 4, 1);
		append_right(5, 5, 1);
	}
	append_left(6, 6, 1999);
	append_right(6, 6, 1999);
	for (int i = 1; i < k; i++) {
		append_left(7, 6, i);
		append_or(6, 6, 7);
	}
	append_and(8, x, 6);
	append_xor(y, y, 8);
	append_and(8, y, 6);
	append_xor(x, x, 8);
	append_and(8, x, 6);
	append_xor(y, y, 8);
}

void construct_instructions(int s, int n, int k, int q) {
	::n = n, ::k = k;
	append_left(1, 0, 2000 - k);
	append_right(1, 1, 2000 - k);
	for (int i = 1; i < n; i++) {
		if (2000 - k * (i + 1) > 0) append_left(2, 0, 2000 - k * (i + 1));
		append_right(2, 2, 2000 - k);
		compare(1, 2);
	}
	append_move(0, 1);
}

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