Submission #906261

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
906261	2024-01-13 21:57:19	StillOnQiCondensation	Tracks in the Snow (BOI13_tracks)	C++14	2.19 / 100	244 ms	33492 KiB

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#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
typedef vector<int> vi;
typedef vector<ll> vll;
#define all(x) (x).begin(), (x).end()
#define inf 1000000007
#define llmax LLONG_MAX
#define pi 3.141592653589793238462643383279502884197169399
 
long long binpow(long long a, long long b) {
    long long res = 1;
    while (b > 0) {
        if (b & 1)
            res = res * a;
        a = a * a;
        b >>= 1;
    }
    return res;
}
ll ncr(int n, int r)
{
    if (n < r) return 0;
    long long p = 1, k = 1;
    if (n - r < r)
        r = n - r;
    if (r != 0) {
        while (r) {
            p *= n;
 
 
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Compilation message (stderr)

tracks.cpp: In function 'int main()':
tracks.cpp:88:9: warning: unused variable 'ans' [-Wunused-variable]
   88 |     int ans{0};
      |         ^~~

• Subtask 1: 0 / 30
• Subtask 2: 2.1875 / 70