AtCoder Grand Contest 003

Submission #1365444

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 = 2; i < n; i ++)
        if(a[i] % 2 == 0 && a[i] > 0 && a[i - 1] % 2 + a[i + 1] % 2 == 2)
            ans += 2, a[i] -= 2, a[i - 1] --, a[i + 1] --;

    for(int i = 2; i <= n; i ++){
        int aux = std::min(a[i], a[i-1]);
        ans += aux;
        a[i] -= aux;
        a[i-1] -= aux;
    }

    for(int i = 1; i <= n; i ++)
        ans += a[i] / 2;

    fprintf(fout, "%I64d\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 WA
Score得点 0
Source lengthソースコード長 697 Byte
File nameファイル名
Exec time実行時間 ms
Memory usageメモリ使用量 -

Compiler messageコンパイルメッセージ

./Main.cpp: In function ‘int main()’:
./Main.cpp:32:33: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long long int’ [-Wformat=]
fprintf(fout, "%I64d\n", ans);
^
./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 0 / 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 WA
02.txt WA
03.txt WA
04.txt WA
05.txt WA
06.txt WA
07.txt WA
08.txt WA
09.txt WA
10.txt WA
11.txt AC 8 ms 512 KB
12.txt WA
13.txt WA
14.txt WA
15.txt AC 8 ms 512 KB
16.txt WA
17.txt WA
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