Submission #1013624

#TimeUsernameProblemLanguageResultExecution timeMemory
1013624vjudge1Bubble Sort 2 (JOI18_bubblesort2)C++17
Compilation error
0 ms0 KiB
#include <bits/stdc++.h> #define mod 1000000007LL #define inf 1e17 #define ll long long using namespace std; void printvec(vector<int> vec) { for (auto &&e : vec) { cout << e << ' '; } cout << endl; } vector<int> countScans(vector<int>& a, vector<int>& x, vector<int>& v) { vector<int> s; multiset<int> a_sorted; for (int i = 0; i < a.size(); i++) { a_sorted.insert(a[i]); } for (int j = 0; j < x.size(); j++) { a_sorted.erase(a_sorted.find(a[x[j]])); a_sorted.insert(v[j]); a[x[j]] = v[j]; // for (auto& e:a_sorted) cout << e << ' '; // cout << endl; map<ll,ll> ind; ll i = 0; for (auto it = a_sorted.begin(); it != a_sorted.end(); it++) { ind[*it] = i; i++; } ll maxe = 0; for (int i = 0; i < a.size(); i++) { if(i > ind[a[i]]) { maxe = max(maxe, i - ind[a[i]]); } } s.push_back(maxe); } return s; } // int main() // { // vector<int> A = {1, 2, 3, 4}; // vector<int> X = {0, 2}; // vector<int> V = {3, 1}; // vector<int> ans = countScans(A,X,V); // printvec(ans); // }

Compilation message (stderr)

bubblesort2.cpp: In function 'std::vector<int> countScans(std::vector<int>&, std::vector<int>&, std::vector<int>&)':
bubblesort2.cpp:20:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |     for (int i = 0; i < a.size(); i++)
      |                     ~~^~~~~~~~~~
bubblesort2.cpp:24:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |     for (int j = 0; j < x.size(); j++)
      |                     ~~^~~~~~~~~~
bubblesort2.cpp:39:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   39 |     for (int i = 0; i < a.size(); i++)
      |                     ~~^~~~~~~~~~
/usr/bin/ld: /tmp/ccUWS5L8.o: in function `main':
grader.cpp:(.text.startup+0x181): undefined reference to `countScans(std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status