제출 #1105393

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
1105393	2024-10-26 09:26:55	TVSown	Hotspot (NOI17_hotspot)	C++17	38 / 100	15 ms	49144 KiB

hotspot

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///*** Sown_Vipro ***///
/// ->GIAI BA QUOC GIA<- ///
#include<bits/stdc++.h>
using namespace std;
#pragma GCC optimize ("O3")
#pragma GCC optimize ("unroll-loops")
#pragma GCC target("popcnt")
#define F first
#define S second
#define pb push_back
#define pi pair<int, int>
#define pii pair<int, pair<int, int> >
#define FOR(i, a, b) for(int i = a; i <= b; ++i)
#define REP(i, a, b) for(int i = a; i >= b; --i)
#define inp(name) if(fopen(name, "r")) freopen(name, "r", stdin);
#define out(name) if(fopen(name, "w")) freopen(name, "w", stdout);
#define szz(s) int(s.size())
const int N = 1e6 + 5, MAX = 1e6, oo = 1e9 + 5, MOD = 1e9 + 7;
int n, m, k;
vector<int> e[N];
vector<long long> dA(N), dB(N);
vector<int> cA(N), cB(N);
double ans[N];
void bfs(int s, vector<long long> &d, vector<int> &c){
    FOR(u, 0, n - 1){
        d[u] = 1e18;
        c[u] = 0;
    }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

hotspot.cpp: In function 'int main()':
hotspot.cpp:16:47: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   16 | #define inp(name) if(fopen(name, "r")) freopen(name, "r", stdin);
      |                                        ~~~~~~~^~~~~~~~~~~~~~~~~~
hotspot.cpp:87:5: note: in expansion of macro 'inp'
   87 |     inp("in.txt");
      |     ^~~

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