제출 #231040

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
231040	2020-05-12 12:28:19	JooDdae	역사적 조사 (JOI14_historical)	C++17	25 / 100	4075 ms	15480 KiB

historic

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#include<bits/stdc++.h>
using namespace std;
using ll = long long;
const ll sz = 100000000;
char in_buf[sz];
char out_buf[sz];
inline char read_next()
{
    static ll i = sz;
    if (i == sz)
    {
        fread(in_buf, 1, sz, stdin);
        i = 0;
    }
    return in_buf[i++];
}
inline ll read_int()
{
    ll r = read_next() - '0';
    char ch;
    while ((ch = read_next()) >= '0' && ch <= '9')
        r = r * 10 + ch - '0';
    return r;
}
ll w_idx;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

historic.cpp: In function 'char read_next()':
historic.cpp:15:14: warning: ignoring return value of 'size_t fread(void*, size_t, size_t, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
         fread(in_buf, 1, sz, stdin);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 5
• Subtask 2: 0 / 10
• Subtask 3: 25 / 25
• Subtask 4: 0 / 60