Submission #176033

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
176033	2020-01-07 17:28:58	mcdx9524	Bigger segments (IZhO19_segments)	C++14	100 / 100	122 ms	14224 KiB

segments

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
mt19937 rnd(chrono::high_resolution_clock::now().time_since_epoch().count());
int rand(int l, int r) {
    return uniform_int_distribution <int> (l, r) (rnd);
}
const int inf = 1e9 + 7;
void solve() {
    int n;
    cin >> n;
    vector <int> a(n + 1, 0);
    vector <ll> pref(n + 1, 0);
    for (int i = 1; i <= n; i++) {
        cin >> a[i];
        pref[i] = a[i] + pref[i - 1];
    }
    vector <pair <int, ll> > dp(n + 1, {0, inf});
    dp[0] = {0, 0};
    for (int i = 0; i <= n; i++) {
        if (i >= 1) {
            ll sum = a[i];
            if (dp[i - 1].first > dp[i].first) {
                dp[i].first = dp[i - 1].first;
 
 
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Compilation message (stderr)

segments.cpp: In function 'void solve()':
segments.cpp:28:16: warning: unused variable 'sum' [-Wunused-variable]
             ll sum = a[i];
                ^~~

• Subtask 1: 13 / 13
• Subtask 2: 14 / 14
• Subtask 3: 10 / 10
• Subtask 4: 36 / 36
• Subtask 5: 27 / 27