Submission #975946

#	Time	Username	Problem	Language	Result	Execution time	Memory
975946		Orifkhon	Permutation (APIO22_perm)	C++17	Compilation error	0 ms	0 KiB

perm

// Source: https://usaco.guide/general/io

#include <bits/stdc++.h>

using namespace std;

vector<int> construct_permutation(long long k) {
  vector<int> arr(k - 1);
  for(int i = 0; i <= k - 2; i++){
    arr[i] = i;
  }
  return arr;
}

int main(){
  int k;
  cin >> k;
  vector<int> perm = construct_permutation(k);
  for(int i = 0; i < perm.size(); i++){
    cout << perm[i] << ' ';
  }
}

Compilation message (stderr)

perm.cpp: In function 'int main()':
perm.cpp:19:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 |   for(int i = 0; i < perm.size(); i++){
      |                  ~~^~~~~~~~~~~~~
/usr/bin/ld: /tmp/ccfhg0hZ.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccJYXXDZ.o:perm.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status