Submission #847282

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
847282	2023-09-09 11:15:13	sebinkim	Closing Time (IOI23_closing)	C++17	100 / 100	215 ms	58272 KiB

closing

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#include "closing.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using pll = pair<ll, ll>;
vector<pll> T[202020];
ll X[202020], Y[202020];
int n; ll l;
void dfs(int u, int p, ll *X) {
    for (auto &[v, w]: T[u]) if (v != p) {
        X[v] = X[u] + w;
        dfs(v, u, X);
    }
}
int solve1(ll k) {
    vector<ll> V;
    int i;
    for (i = 0; i < n; i++) {
        V.push_back(X[i]);
        V.push_back(Y[i]);
    }
    sort(V.begin(), V.end());
    for (i = 0; i < n + n; i++) {
        k -= V[i];
        if (k < 0) break;
    }
 
 
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Compilation message (stderr)

closing.cpp: In function 'int solve2(ll)':
closing.cpp:94:16: warning: 'f' may be used uninitialized in this function [-Wmaybe-uninitialized]
   94 |         } else if (f == 3) {
      |                ^~

• Subtask 0: 0 / 0
• Subtask 1: 8 / 8
• Subtask 2: 9 / 9
• Subtask 3: 12 / 12
• Subtask 4: 14 / 14
• Subtask 5: 9 / 9
• Subtask 6: 11 / 11
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 17 / 17