제출 #625625

#제출 시각아이디문제언어결과실행 시간메모리
625625lollipop커다란 상품 (IOI17_prize)C++17
컴파일 에러
0 ms0 KiB
#include<bits/stdc++.h> #include "prize.h" #define pb push_back #define s second #define f first #define pf push_front #define inf 100000000000000000 #define bitebi __builtin_popcountll #define FOR( i , n ) for( int i = 0 ; i < n ; i ++ ) #define YES cout <<"YES\n" #define NO cout << "NO\n" #define fbo find_by_order // returns iterator #define ook order_of_key // returns strictly less numbers than key using namespace std ; const int N = 2e5 + 10 ; int fen[ N ] ; void add( int i , int n ){ i ++ ; for( int j = i ; j <= n ; j = j + ( j & ( - j ) ) ) fen[ j ] += 1 ; } int get_sum( int l , int r ){ r ++ ; int sum = 0 ; for( int j = r ; j > 0 ; j = j - ( j & ( - j ) ) ) sum += fen[ j ] ; for( int j = l ; j > 0 ; j = j - ( j & ( - j ) ) ) sum -= fen[ j ] ; return sum ; } int find_best( int n ) { int mx = 0 ; int cnt =0 ; for( int i = 0 ; i < min( n , 500 ) ; i ++ ){ cnt ++ ; vector < int > v ; v = ask( i ) ; mx = max( mx , v[ 0 ] + v[ 1 ] ) ; } vector < pair < int , int > > v ; v.pb( { 0 , n - 1 } ) ; while( true ){ if( v.size() == 0 ) break ; int sz = v.size() - 1 ; int l = v[ sz ].f ; int r = v[ sz ].s ; v.pop_back() ; int indx = ( l + r ) / 2 ; int tt = 0 ; int ff = 0 ; while( true ){ cnt ++ ; if( cnt > 10000 ) assert(0) ; vector < int > ve = ask( indx ) ; if( indx == ( l + r ) / 2 ) ff = ve[ 1 ] ; if( ve[ 0 ] + ve[ 1 ] != mx ){ if( ve[ 0 ] + ve[ 1 ] == 0 ){ return indx ; } add( indx , n ) ; if( tt == 0 && indx != l ) indx -- ; else{ if( tt == 1 ) indx ++ ; else{ indx = ( l + r ) / 2 + 1 ; tt = 1 ; } if( indx > r ) break ; } } else{ if( tt == 0 ){ // left part int L = l ; int R = indx - 1 ; int lft = ve[ 0 ] ; lft = lft - get_sum( -1 , l - 1 ) ; if( lft != 0 && L <= R ){ v.pb( { L , R } ) ; } // right part while( true ){ if( indx > r ) break ; ve = ask( indx ) ; if( ve[ 0 ] + ve[ 1 ] == mx ) break ; add( indx ) ; indx ++ ; } L = indx + 1 ; R = r ; lft = ve[ 1 ] ; lft = lft - get_sum( r + 1 , N - 1 ) ; if( lft != 0 && L <= R ){ v.pb( { L , R } ) ; } } else{ // right part int L = indx + 1 ; int R = r ; int lft = ve[ 1 ] ; lft = lft - get_sum( r + 1 , n - 1 ) ; if( lft != 0 && L <= R ){ v.pb( { L , R } ) ; } } break ; } } } }

컴파일 시 표준 에러 (stderr) 메시지

prize.cpp: In function 'int find_best(int)':
prize.cpp:83:34: error: too few arguments to function 'void add(int, int)'
   83 |                        add( indx ) ;
      |                                  ^
prize.cpp:17:6: note: declared here
   17 | void add( int i , int n ){
      |      ^~~
prize.cpp:37:35: warning: control reaches end of non-void function [-Wreturn-type]
   37 |     vector < pair < int , int > > v ;
      |                                   ^