제출 #432581

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
432581		Blistering_Barnacles	버섯 세기 (IOI20_mushrooms)	C++14	0 / 100	9 ms	13256 KiB

mushrooms

#include "mushrooms.h"
//apig's property
//Happiness can be found, even in the darkest of times, if one only remembers to turn on the light
//El Pueblo Unido Jamas Sera Vencido
//The saddest thing about betrayal? is that it never comes from your enemies
//Do or do not... there is no try
//Billions of bilious blue blistering barnacles in a thundering typhoon!
#include<bits/stdc++.h>
#define fast ios_base::sync_with_stdio(0) , cin.tie(0) , cout.tie(0)
#define F first
#define S second
#define pb push_back
#define vll vector< ll >
#define vi vector< int >
#define pll pair< ll , ll >
#define pi pair< int , int >
#define all(s) s.begin() , s.end()
#define sz(s) s.size()
#define str string
#define md ((s + e) / 2)
#define mid ((l + r) / 2)
#define msdp(dp) memset(dp , -1 , sizeof dp)
#define mscl(dp) memset(dp , 0 , sizeof dp)
#define C continue
#define R return
#define B break
#define lx node * 2
#define rx node * 2 + 1
#define br(o) o ; break
#define co(o) o ; continue
using namespace std;
typedef long long ll;
ll q, dp[105][100005], a[555555] , b[555555], k, l, m, n, o, p;
map < ll , ll > mp;
vll adj[555555];
const ll mod = 1e9+7;
str s;
int count_mushrooms(int n) {
	ll ret = 0 ;
	for(ll i = 2 ; i < n ; i += 2){
        ll pp = use_machine({i - 1 , 0 , i}) ;
        if(pp == 2)C ;
        if(!pp)ret += 2 ;
        else ret++ ;
	}
	if(n & 1){
        ll pp = use_machine({n , 0}) ;
        ret += !pp ;
	}
	R ret ;
}

컴파일 시 표준 에러 (stderr) 메시지

mushrooms.cpp: In function 'int count_mushrooms(int)':
mushrooms.cpp:41:32: warning: narrowing conversion of '(i - 1)' from 'll' {aka 'long long int'} to 'int' [-Wnarrowing]
   41 |         ll pp = use_machine({i - 1 , 0 , i}) ;
      |                              ~~^~~
mushrooms.cpp:41:32: warning: narrowing conversion of '(i - 1)' from 'll' {aka 'long long int'} to 'int' [-Wnarrowing]
mushrooms.cpp:41:42: warning: narrowing conversion of 'i' from 'll' {aka 'long long int'} to 'int' [-Wnarrowing]
   41 |         ll pp = use_machine({i - 1 , 0 , i}) ;
      |                                          ^
mushrooms.cpp:41:42: warning: narrowing conversion of 'i' from 'll' {aka 'long long int'} to 'int' [-Wnarrowing]

• Subtask 1: 0 / 100