File size: 2,654 Bytes
14c9c2b | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 | #include <iostream>
#include <vector>
#include <numeric>
#include <cmath>
#include <algorithm>
void solve() {
int n;
std::cin >> n;
if (n == 1) {
std::cout << "1 1" << std::endl;
std::cout.flush();
return;
}
int L = 0;
if (n > 1) {
L = std::ceil(std::log2(n));
}
std::vector<std::vector<int>> bits(n + 1, std::vector<int>(L));
for (int k = 0; k < L; ++k) {
std::vector<int> diffs(n - 1);
for (int v = 1; v < n; ++v) {
std::cout << "0";
for (int i = 1; i <= n; ++i) {
if (((i - 1) >> k) & 1) {
std::cout << " " << v;
} else {
std::cout << " " << v + 1;
}
}
std::cout << std::endl;
std::cout.flush();
int m;
std::cin >> m;
if (std::cin.fail()) return;
diffs[v - 1] = m - 1;
}
std::vector<int> s(n + 1, 0);
for (int v = 1; v < n; ++v) {
s[v + 1] = s[v] + diffs[v - 1];
}
std::vector<int> b0(n + 1);
bool b0_valid = true;
for (int v = 1; v <= n; ++v) {
int val = -s[v];
if (val < 0 || val > 1) {
b0_valid = false;
break;
}
b0[v] = val;
}
int ik_size = 0;
for (int i = 1; i <= n; ++i) {
if (((i - 1) >> k) & 1) {
ik_size++;
}
}
if (b0_valid) {
int sum_b0 = 0;
for(int v = 1; v <= n; ++v) sum_b0 += b0[v];
if (sum_b0 == ik_size) {
for (int v = 1; v <= n; ++v) {
bits[v][k] = b0[v];
}
} else {
for (int v = 1; v <= n; ++v) {
bits[v][k] = 1 - s[v];
}
}
} else {
for (int v = 1; v <= n; ++v) {
bits[v][k] = 1 - s[v];
}
}
}
std::vector<int> pos(n + 1, 0);
for (int v = 1; v <= n; ++v) {
for (int k = 0; k < L; ++k) {
if (bits[v][k] == 1) {
pos[v] |= (1 << k);
}
}
pos[v]++;
}
std::vector<int> p(n + 1);
for (int v = 1; v <= n; ++v) {
p[pos[v]] = v;
}
std::cout << "1";
for (int i = 1; i <= n; ++i) {
std::cout << " " << p[i];
}
std::cout << std::endl;
std::cout.flush();
}
int main() {
std::ios_base::sync_with_stdio(false);
std::cin.tie(NULL);
solve();
return 0;
} |