Submission #714368

#	Time	Username	Problem	Language	Result	Execution time	Memory
714368		Swan	Permutation (APIO22_perm)	C++17	Compilation error	0 ms	0 KiB

perm

#include <iostream>
#include <vector>
#include <stack>
#include <algorithm>
#include <string>
#include <set>
#include <map>
#include <list>
#include <time.h>
#include <math.h>
#include <random>
#include <deque>
#include <queue>
#include <cassert>
#include <unordered_map>
#include <unordered_set>
#include <iomanip>
#include <bitset>
#include <sstream>
#include <chrono>
#include <cstring>
//#define int long long
#define INP freopen("palpath.in","r",stdin)
#define OUTP freopen("palpath.out","w",stdout)
using ld = long double;
using LD = ld;
 
using namespace std;

bitset<64> getBits(long long x) {
    int pnt = 0;
    bitset<64> res;
    while(x) {
        res[pnt++] = x%2;
        x/=2;
    }
    return res;
}

vector<int> construct_permutation(long long k) {
    bitset<64> bits (k);
    int mx = 0;
    for (int i = 0; i < 64; i++) {
        if (bits[i]) {
            mx = i;
        }
    }
    vector<int> res;
    for (int i = 0; i < mx; i++) {
        res.push_back(i);
    }
    for (int i = mx - 1; i >= 0; i--) {
        if (!bits[i]) {
            continue;
        }
        for (int j = 0; j < res.size(); j++) {
            if(res[j] >= i) {
                res[j]++;
            }
        }
        res.push_back(i);
    }
    return res;
}


int main(){
    ios_base::sync_with_stdio(0);
   /* int k; cin >> k;
    vector<int> kek = construct_permutation(k);
    for (int i = 0; i < kek.size(); i++) {
        cout << kek[i] << ' ';
    }
    cout << endl;
    check(kek);*/
    return 0;
}

Compilation message (stderr)

perm.cpp: In function 'std::vector<int> construct_permutation(long long int)':
perm.cpp:56:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   56 |         for (int j = 0; j < res.size(); j++) {
      |                         ~~^~~~~~~~~~~~
/usr/bin/ld: /tmp/ccvUXhrA.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccCfRpcz.o:perm.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status