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Submission #953543

# Submission time Handle Problem Language Result Execution time Memory
953543 2024-03-26T06:18:56 Z Trisanu_Das Bit Shift Registers (IOI21_registers) C++17
58 / 100
 1 ms 508 KB 
#include<bits/stdc++.h>
#include "registers.h"
using namespace std;
 
constexpr int m = 100;
constexpr int b = 2000;
constexpr int B = 2000;
 
void construct_instructions(int s, int n, int k, int q) {
    assert(s==0);
 
    int used = 1;
    int mask, ones;
    vector<bool> maskv(B), onesv(B, 1);
    for (int i = 0; i < n; i++)
        maskv[k * (i+1) - 1] = 1;
 
    append_store(mask = used++, maskv);
    append_store(ones = used++, onesv);
    append_xor(0, 0, ones);
 
    int ans = used++;
    int val = used++;
    int has_zero = used++;
    int tmp = used++;
    int premask = used++;
    int curans = used++;
    for (int bit = k-1; bit >= 0; bit--) {
        append_and(val, 0, mask);
        append_add(has_zero, ones, val);
        append_right(curans, has_zero, b-1);
        append_left(curans, curans, bit);
        append_or(ans, curans, ans);
        if (!bit) break;
        append_right(has_zero, has_zero, b / 2 + 1);
        append_left(tmp, has_zero, 1);
        append_or(has_zero, has_zero, tmp);
        append_and(premask, mask, has_zero);
        append_or(mask, premask, val);
        append_right(mask, mask, 1);
    }
    append_move(0, ans);
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 508 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 1 ms 504 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 1 ms 436 KB Output is correct

Subtask #5
0.0 / 13.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 348 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #6
0.0 / 29.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 348 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -