Submission #1006793

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1006793	2024-06-24 08:50:48	Rifal	Longest beautiful sequence (IZhO17_subsequence)	C++14	Compilation error	0 ms	0 KiB

subsequence

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#include <bits/stdc++.h>
#include <fstream>
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>
#define endl '\n'
#define mod 1000000007
#define INF 1000000000
#define INF2 2000000000
#define fi first
#define se second
using namespace std;
double const EPS = 1e-14;
const int P = 1007;
typedef long long ll;
using namespace __gnu_pbds;
typedef long long ll;
typedef tree<int, null_type, less<int>, rb_tree_tag, tree_order_statistics_node_update> ordered_set; // find_by_order, order_of_key
int cnt(int val) {
    int tot = 0;
    for(int i = 0; i < 21; i++) {
        if((val&(1<<i)) > 0) tot++;
    }
    return tot;
}
int main()
{
    ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
    int n; cin >> n; int arr[n], k[n]; int dp[n+1][n+1] = {};
    pair<int,int> next[n+1][n+1], ans = {};
    for(int i = 1; i <= n; i++) dp[0][i] = 1;
 
 
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Compilation message (stderr)

subsequence.cpp: In function 'int main()':
subsequence.cpp:9:12: error: request for member 'first' in 'next[ans.std::pair<int, int>::first]', which is of non-class type 'std::pair<int, int> [(n + 1)]'
    9 | #define fi first
      |            ^~~~~
subsequence.cpp:56:35: note: in expansion of macro 'fi'
   56 |             ans.fi = next[ans.fi].fi;
      |                                   ^~
subsequence.cpp:10:12: error: request for member 'second' in 'next[ans.std::pair<int, int>::second]', which is of non-class type 'std::pair<int, int> [(n + 1)]'
   10 | #define se second
      |            ^~~~~~
subsequence.cpp:57:35: note: in expansion of macro 'se'
   57 |             ans.se = next[ans.se].se;
      |                                   ^~