제출 #401230

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
401230		amunduzbaev	여행하는 상인 (APIO17_merchant)	C++14	0 / 100	2 ms	460 KiB

merchant

/* made by amunduzbaev */

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

using namespace std;
using namespace __gnu_pbds;

#define ff first
#define ss second
#define pb push_back
#define mp make_pair
#define ub upper_bound
#define lb lower_bound
#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(),x.rend()
#define NeedForSpeed ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define vv vector
#define tut(x) array<int, x> 
#define int long long
typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii; 
typedef vector<int> vii;
typedef vector<pii> vpii;

template<class T> using orset = tree<T, 
null_type, less_equal<T>, rb_tree_tag, 
tree_order_statistics_node_update>;

template<class T> bool umin(T& a, const T& b) { return a > b? a = b, true:false; }
template<class T> bool umax(T& a, const T& b) { return a < b? a = b, true:false; }
void usaco(string s) { freopen((s+".in").c_str(),"r",stdin);  
	freopen((s+".out").c_str(),"w",stdout); }

const int N = 1e5+5;
const int mod = 1e9+9;
const ll inf = 1e18;
const ld Pi = acos(-1);
const int B = 447;

#define MULTI 0
int n, m, k, s, ans, q, res, a[N];

void solve(int t_case) { 
	assert(0);
}

signed main(){ 
	NeedForSpeed
	if(!MULTI) solve(1);
	else {
		int t; cin>>t;
		for(int t_case = 1; t_case <= t; t_case++) solve(t_case);
	}
	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

merchant.cpp: In function 'void usaco(std::string)':
merchant.cpp:35:31: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   35 | void usaco(string s) { freopen((s+".in").c_str(),"r",stdin);
      |                        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
merchant.cpp:36:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   36 |  freopen((s+".out").c_str(),"w",stdout); }
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 12
• Subtask 2: 0 / 21
• Subtask 3: 0 / 33
• Subtask 4: 0 / 34