# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
381356 | asqar | San (COCI17_san) | C++14 | 60 ms | 364 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#define ll long long
#define ld long double
#define pb push_back
using namespace std;
const ll maxn = 1e5 + 1;
ll n, k, H[41], G[41], a, cur, ans;
main ()
{
ios_base::sync_with_stdio (0);
cin.tie (0);
cin >> n >> k;
for (ll i = 1; i <= n; i ++)
{
cin >> H[i] >> G[i];
}
ll po = (1 << n);
for (ll mask = 0; mask < po; mask ++)
{
cur = 0, a = 0;
for (ll i = mask, j = 1; i > 0; i = i = (i >> 1),j ++)
{
if (i % 2 == 1)
{
if (cur <= H[j])
{
a += G[j];
cur = H[j];
}
else
{
a = 0, cur = 0;
break;
}
}
}
if (a >= k)
ans ++;
}
cout << ans;
}
Compilation message (stderr)
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