Submission #465071

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
465071	2021-08-15 06:51:30	arminatarod	Boat (APIO16_boat)	C++17	100 / 100	1851 ms	8352 KiB

boat

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#include <bits/stdc++.h>
 
using namespace std;
using ll = long long;
using ld = long double;
using ull = unsigned long long;
 
constexpr bool typetest = 0;
constexpr int N = 5e2 + 2;
constexpr ll mod = 1e9 + 7;
 
/* https://codeforces.com/blog/entry/57324?#comment-409800 */
 
int n;
 
/// dp[i][j]: choose i first elements in j first blocks
ll dp[N][N * 2], d[N * 2][N], inv[N];
 
pair<int, int> s[N];
vector<int> block;
 
void Read()
{
    scanf("%d", &n); //cin >> n;
 
    block.reserve(n * 2);
 
    for (int i = 1; i <= n; ++i)
    {
        //cin >> s[i].first >> s[i].second;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

boat.cpp: In function 'void Read()':
boat.cpp:24:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |     scanf("%d", &n); //cin >> n;
      |     ~~~~~^~~~~~~~~~
boat.cpp:31:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   31 |         scanf("%d%d", &s[i].first, &s[i].second);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 22 / 22
• Subtask 3: 27 / 27
• Subtask 4: 42 / 42