Submission #517055

#	Time	Username	Problem	Language	Result	Execution time	Memory
517055		Ai7081	Stations (IOI20_stations)	C++17	0 / 100	973 ms	488 KiB

stations

#include <bits/stdc++.h>
using namespace std;
const int N = 1005;


vector<int> label(int n, int k, vector<int> u, vector<int> v) {
    vector<int> ret;
    for (int i=0; i<n; i++) ret.push_back(i);
    return ret;
}

int find_next_station(int s, int t, vector<int> c) {
    s++, t++;
    if (t < s) return s/2 - 1;
    int p;
    while (t > s) {
        p = t;
        t /= 2;
    }
    return p - 1;
}

Compilation message (stderr)

stations.cpp: In function 'int find_next_station(int, int, std::vector<int>)':
stations.cpp:20:16: warning: 'p' may be used uninitialized in this function [-Wmaybe-uninitialized]
   20 |     return p - 1;
      |                ^

• Subtask 1: 0 / 5
• Subtask 2: 0 / 8
• Subtask 3: 0 / 16
• Subtask 4: 0 / 10
• Subtask 5: 0 / 61