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Submission #438140

# Submission time Handle Problem Language Result Execution time Memory
438140 2021-06-27T16:13:16 Z Elegia Bit Shift Registers (IOI21_registers) C++17
47 / 100
 1 ms 308 KB 
#include "registers.h"

using bitvec = std::vector<bool>;

const int B = 2000, M = 100;

const bitvec ZERO(B);

void task0(int n, int k) {
	bitvec pre(n * k, true);
	pre.resize(B);
	const int SET1 = M / 2, FULL = M / 2 + 1, ONE = M / 2 + 2;
	append_store(FULL, pre);
	{
		bitvec one(B); one[0] = true;
		append_store(ONE, one);
	}
	for (int i = k - 1; i >= 0; --i) {
		if (i != k - 1) {
			append_right(SET1, SET1, 1);
			append_or(0, 0, SET1);
		}
		bitvec cur(B);
		for (int j = 0; j != n; ++j)
			cur[j * k + i] = true;
		append_store(1, cur); append_and(2, 0, 1);
		append_xor(3, 1, 2);
		append_add(3, 3, FULL); append_right(3, 3, n * k);
		append_xor(3, 3, ONE);
		append_add(3, 3, FULL); append_and(2, 3, 2);
		append_xor(0, 0, 2);
		if (i) append_or(SET1, 2, SET1);
	}
}

void construct_instructions(int s, int n, int k, int q) {
	if (s == 0) task0(n, k);
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct

Subtask #2
0.0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 KB Wrong answer detected in grader

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 308 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct

Subtask #5
0.0 / 13.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 KB Incorrect sorting
2 Halted 0 ms 0 KB -

Subtask #6
0.0 / 29.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 KB Incorrect sorting
2 Halted 0 ms 0 KB -