제출 #947020

#제출 시각아이디문제언어결과실행 시간메모리
947020thunoproFloppy (RMI20_floppy)C++14
컴파일 에러
0 ms0 KiB
#include<bits/stdc++.h> using namespace std ; #define maxn 200009 #define ll long long #define fi first #define se second #define pb push_back #define left id<<1 #define right id<<1|1 #define re exit(0); #define _lower(x) lower_bound(v.begin(),v.end(),x)-v.begin() #define TIME 1.0*clock()/CLOCKS_PER_SEC const int mod = 1e9+7; const int INF = 1e9; typedef vector<int> vi; typedef pair<int,int> pii; typedef vector<pii> vii; typedef vector<ll> vl; void add ( int &a , int b ) { a += b ; if ( a > mod ) a -= mod ; if ( a < 0 ) a += mod ; } template <typename T> void chkmin ( T &a , T b ) { if ( a > b ) a = b ; } template <typename T> void chkmax ( T &a , T b ) { if ( a < b ) a = b ; } int _pow ( int a , int n ) { if ( n == 0 ) return 1 ; int res = _pow (a,n/2) ; if ( n % 2 ) return 1ll*res*res%mod*a%mod ; else return 1ll*res*res%mod ; } void rf () { freopen ("bai1.inp","r",stdin) ; } #include "floppy.h" void read_array ( int subtask_id , vi v ) { vi q ; string bits = "" ; for ( auto x : v ) { while ( !q.empty() && q.back() < x ) { q . pop_back() ; bits += '0' ; } q . pb (x) ; bits += '1' ; } save_to_floppy (bits) ; } vi solve_queries ( int subtask_id , int n , string bits , vi a , vi b ) { int m = a.size () ; vector<vector<int>> queries (n) ; for ( int i = 0 ; i < m ; i ++ ) { queries [b[i]] . pb (i) ; } int idx = -1 ; vi q , res (m) ; for ( char b : bits ) { if ( b == '1' ) { q . pb (++idx) ; for ( auto i : queries [idx] ) { res [i] = *lower_bound (q.begin(),q.end(),a[i]) ; } } else q.pop_back() ; } return res ; }

컴파일 시 표준 에러 (stderr) 메시지

floppy.cpp: In function 'void rf()':
floppy.cpp:42:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   42 |  freopen ("bai1.inp","r",stdin) ;
      |  ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
stub.cpp: In function 'void run2()':
stub.cpp:101:30: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
  101 |     if (query_answers.size() != M) {
      |         ~~~~~~~~~~~~~~~~~~~~~^~~~
/usr/bin/ld: /tmp/ccxNx4oF.o: in function `run2()':
stub.cpp:(.text+0x698): undefined reference to `solve_queries(int, int, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, std::vector<int, std::allocator<int> > const&, std::vector<int, std::allocator<int> > const&)'
/usr/bin/ld: /tmp/ccxNx4oF.o: in function `run1()':
stub.cpp:(.text+0xb1d): undefined reference to `read_array(int, std::vector<int, std::allocator<int> > const&)'
collect2: error: ld returned 1 exit status