AtCoder Grand Contest 003

Submission #1365451

Source codeソースコード

#include <cstdio>
#include <algorithm>

#define fin stdin
#define fout stdout

int a[100009];

int main(){
    int n;
    fscanf(fin, "%d", &n);

    for(int i = 1; i <= n; i ++)
        fscanf(fin, "%d", &a[i]);

    long long ans = 0;
    for(int i = 1; i <= n; i ++){
        ans += a[i] / 2;
        if(i < n && a[i] % 2 && a[i + 1] > 0)
            ans ++, a[i + 1] --;
    }

    fprintf(fout, "%lld\n", ans);

    return 0;
}

Submission

Task問題 B - Simplified mahjong
User nameユーザ名 Alexandru Petrescu
Created time投稿日時
Language言語 C++14 (GCC 5.4.1)
Status状態 AC
Score得点 400
Source lengthソースコード長 459 Byte
File nameファイル名
Exec time実行時間 12 ms
Memory usageメモリ使用量 512 KB

Compiler messageコンパイルメッセージ

./Main.cpp: In function ‘int main()’:
./Main.cpp:11:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
fscanf(fin, "%d", &n);
^
./Main.cpp:14:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
fscanf(fin, "%d", &a[i]);
^

Test case

Set

Set name Score得点 / Max score Cases
Sample - s1.txt,s2.txt
All 400 / 400 01.txt,02.txt,03.txt,04.txt,05.txt,06.txt,07.txt,08.txt,09.txt,10.txt,11.txt,12.txt,13.txt,14.txt,15.txt,16.txt,17.txt,18.txt,19.txt,20.txt,21.txt,22.txt,s1.txt,s2.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
01.txt AC 12 ms 512 KB
02.txt AC 12 ms 512 KB
03.txt AC 12 ms 512 KB
04.txt AC 11 ms 512 KB
05.txt AC 11 ms 512 KB
06.txt AC 11 ms 512 KB
07.txt AC 12 ms 512 KB
08.txt AC 12 ms 512 KB
09.txt AC 12 ms 512 KB
10.txt AC 12 ms 512 KB
11.txt AC 8 ms 512 KB
12.txt AC 12 ms 512 KB
13.txt AC 12 ms 512 KB
14.txt AC 12 ms 512 KB
15.txt AC 8 ms 512 KB
16.txt AC 12 ms 512 KB
17.txt AC 12 ms 512 KB
18.txt AC 1 ms 128 KB
19.txt AC 1 ms 128 KB
20.txt AC 1 ms 128 KB
21.txt AC 1 ms 128 KB
22.txt AC 1 ms 128 KB
s1.txt AC 1 ms 128 KB
s2.txt AC 1 ms 128 KB