Submission #383010

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
383010	2021-03-28 17:35:19	valerikk	Exam (eJOI20_exam)	C++17	100 / 100	238 ms	122988 KiB

exam

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#include <bits/stdc++.h>
using namespace std;
const int N = 5005;
const int M = 1e5 + 7;
int n;
int a[M], b[M];
bool ok[N][N];
int dp[N][N];
int t[2 * M];
void build_tree() {
    for (int i = 0; i < n; ++i) t[i + n] = a[i];
    for (int i = n - 1; i > 0; --i) t[i] = max(t[2 * i], t[2 * i + 1]);
}
int get_max(int l, int r) {
    l += n, r += n;
    int res = 0;
    while (l < r) {
        if (l & 1) res = max(res, t[l++]);
        if (r & 1) res = max(res, t[--r]);
        l >>= 1, r >>= 1;
    }
    return res;
}
void solve_b_equal() {
    int B = b[0];
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

exam.cpp: In function 'void solve_b_equal()':
exam.cpp:38:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   38 |     for (int i = 0; i + 1 < inds.size(); ++i) {
      |                     ~~~~~~^~~~~~~~~~~~~

• Subtask 1: 14 / 14
• Subtask 2: 12 / 12
• Subtask 3: 13 / 13
• Subtask 4: 23 / 23
• Subtask 5: 16 / 16
• Subtask 6: 22 / 22