Submission #1195077

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Source Code Expand

#include <iostream>
#include <cstdio>
#include <cstdlib>
#include <algorithm>
#include <vector>
#include <set>
#include <map>
#include <cmath>
#include <ctime>
#include <string>
#include <cstring>
#include <complex>
using namespace std;

typedef long long ll;
typedef pair<int, int> pii;
#define mp make_pair

vector<int> solve(ll x, int y)
{
    if (x == 1)
    {
        vector<int> res;
        res.clear();
        return res;
    }
    if (x % 2 == 0)
    {
        vector<int> res = solve(x / 2, y + 1);
        res.insert(res.begin() + (int)res.size() / 2, y);
        res.insert(res.begin(), y);
        return res;
    }
    else
    {
        vector<int> res = solve(x - 1, y + 1);
        res.insert(res.begin() + (int)res.size() / 2, y);
        res.insert(res.begin() + (int)res.size() / 2, y);
        return res;
    }
}

int main()
{
//    freopen("input.txt", "r", stdin);
//    freopen("output.txt", "w", stdout);

    ll x;
    scanf("%lld", &x);
    x++;
    vector<int> res = solve(x, 1);
    printf("%d\n", (int)res.size());
    for (int p : res)
        printf("%d ", p);
    printf("\n");

    return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:49:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld", &x);
                      ^

Judge Result