Submission #1167900

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1167900	2025-03-16 15:17:05	CrabCNH	Dango Maker (JOI18_dango_maker)	C++20	100 / 100	171 ms	35820 KiB

dango_maker

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#include <bits/stdc++.h>
#define task   "BriantheCrab"
#define int    long long
#define pii    pair <int, int>
#define fi     first
#define se     second
#define szf    sizeof
#define sz(s)  (int)((s).size())
using namespace std;
template <class T> void mini (T &t, T f) {if (t > f) t = f;}
template <class T> void maxi (T &t, T f) {if (t < f) t = f;}
const int maxN = 3e3 + 5;
const int inf = 1e18 + 7;
const int mod = 1e9 + 7;
int n, m;
char a[maxN][maxN];
bool visited[maxN][maxN];
bool t1[maxN][maxN], t2[maxN][maxN];;
vector <pair <bool, bool>> all;
int dp[maxN][3];
bool isValid (int x, int y) {
    return (x >= 1 && y >= 1 && x <= n && y <= m);
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

dango_maker.cpp: In function 'int main()':
dango_maker.cpp:98:17: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   98 |         freopen (task".inp", "r", stdin);
      |         ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
dango_maker.cpp:99:17: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   99 |         freopen (task".out", "w", stdout);
      |         ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 13 / 13
• Subtask 2: 20 / 20
• Subtask 3: 67 / 67