Submission #976230

#	Time	Username	Problem	Language	Result	Execution time	Memory
976230		rythm_of_knight	Permutation (APIO22_perm)	C++17	Compilation error	0 ms	0 KiB

perm

#include <bits/stdc++.h>
#define int long long
using namespace std;

void fastio() {
    ios::sync_with_stdio(false);
    cin.tie(0); cout.tie(0);
    // freopen("input.txt", "r", stdin);
    // freopen("output.txt", "w", stdout);
}

void construct_permutation(int k) {
    int temp = --k;
    vector <int> v;
    while (temp) {
        v.push_back(temp & 1);
        temp >>= 1;
    }
    int sz = v.size();
    for (int i = 0; i < sz; i++) {
        while (i > 0 && v[i - 1] == 0 && v[i] > 0) {
            v[i - 1] += 2;
            v[i]--;
            i--;
        }
    }
    int cnt = -1;
    vector <signed> ans;
    vector <signed> keyin;
    for (int i = 0; i < sz; i++) {
        vector <int> t;
        if (v[i] == 0)
            continue;
        while (--v[i]) {
            keyin.push_back(++cnt);
        }
        ans.push_back(++cnt);
    }
    reverse(keyin.begin(), keyin.end());
    for (signed &u : keyin)
        ans.push_back(u);
    for (signed &i : ans)
        cout << i << ' ';
    cout << '\n';
}

signed main() {
    fastio();
    int q, k;
    cin >> q;
    while (q--) {
        cin >> k;
        construct_permutation(k);
    }
}

Compilation message (stderr)

/usr/bin/ld: /tmp/cccIfIC1.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccPdLHUX.o:perm.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status