Submission #916386

#	Time	Username	Problem	Language	Result	Execution time	Memory
916386		Jakub_Wozniak	Permutation (APIO22_perm)	C++17	Compilation error	0 ms	0 KiB

perm

#include <bits/stdc++.h>
using namespace std;
vector <int> v;
 
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    long long t , n , m , f , xa, ya , xb , yb; 
    cin >> t;
    while(t--)
    {
        cin >> n; long long akt = 200; bool b = 0;
        while(n)
        {
            if(n == 1)break;
            if(n%2)
            {
                v.push_back(0);
            }
            v.push_back(akt);
            n /= 2;
            akt--;
        }
 
        cout << v.size() << '\n';
        for(int i = 0 ; i < v.size() ; i++)
        {
            cout << v[v.size()-i-1] << ' ';
        }
        cout << '\n';
 
        v.clear();
    }
    
    return 0;
}

Compilation message (stderr)

perm.cpp: In function 'int main()':
perm.cpp:27:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |         for(int i = 0 ; i < v.size() ; i++)
      |                         ~~^~~~~~~~~~
perm.cpp:13:45: warning: unused variable 'b' [-Wunused-variable]
   13 |         cin >> n; long long akt = 200; bool b = 0;
      |                                             ^
perm.cpp:9:23: warning: unused variable 'm' [-Wunused-variable]
    9 |     long long t , n , m , f , xa, ya , xb , yb;
      |                       ^
perm.cpp:9:27: warning: unused variable 'f' [-Wunused-variable]
    9 |     long long t , n , m , f , xa, ya , xb , yb;
      |                           ^
perm.cpp:9:31: warning: unused variable 'xa' [-Wunused-variable]
    9 |     long long t , n , m , f , xa, ya , xb , yb;
      |                               ^~
perm.cpp:9:35: warning: unused variable 'ya' [-Wunused-variable]
    9 |     long long t , n , m , f , xa, ya , xb , yb;
      |                                   ^~
perm.cpp:9:40: warning: unused variable 'xb' [-Wunused-variable]
    9 |     long long t , n , m , f , xa, ya , xb , yb;
      |                                        ^~
perm.cpp:9:45: warning: unused variable 'yb' [-Wunused-variable]
    9 |     long long t , n , m , f , xa, ya , xb , yb;
      |                                             ^~
/usr/bin/ld: /tmp/ccDHxb8u.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccDwLBpt.o:perm.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccDHxb8u.o: in function `main':
grader.cpp:(.text.startup+0x240): undefined reference to `construct_permutation(long long)'
collect2: error: ld returned 1 exit status