Submission #783018

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
783018	2023-07-14 14:18:04	RushB	LIS (INOI20_lis)	C++17	100 / 100	933 ms	50864 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
#define FOR(i, a, b) for (int i = (a); i < (b); i++) 
using ar = array<int, 2>;
const int INF = 1ll << 30;
const int N = 1e6 + 6;
const int SQ = 3000;
const int SQQ = 2000 + 5;
int n, x[N], p[N], q, ans[N], mx, X[N], tmp[N], S[4 * N], delta[4 * N];
vector<int> V[N / SQ + 5];
ar M[SQQ], a[N], b[N];
void build(int v, int l, int r) {
        if (l + 1 == r) {
                S[v] = p[l];
                return;
        }
        int m = l + r >> 1;
        build(v << 1, l, m);
        build(v << 1 | 1, m, r);
        S[v] = min(S[v << 1], S[v << 1 | 1]);
}
void add(int v, int l, int r, int L, int R) {
        if (R <= l || r <= L) return;
        if (L <= l && r <= R) {
                delta[v]--;
                S[v]--;
                return;
        }
 
 
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Compilation message (stderr)

Main.cpp: In function 'void build(int, int, int)':
Main.cpp:19:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   19 |         int m = l + r >> 1;
      |                 ~~^~~
Main.cpp: In function 'void add(int, int, int, int, int)':
Main.cpp:31:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   31 |         int m = l + r >> 1;
      |                 ~~^~~
Main.cpp: In function 'int find(int, int, int)':
Main.cpp:42:19: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   42 |         int m = l + r >> 1, x;
      |                 ~~^~~

• Subtask 1: 20 / 20
• Subtask 2: 80 / 80