Submission #1078616

#TimeUsernameProblemLanguageResultExecution timeMemory
1078616quangminh412Intercastellar (JOI22_ho_t1)C++14
100 / 100
55 ms10852 KiB
#include <bits/stdc++.h> using namespace std; /* John Watson https://codeforces.com/profile/quangminh98 Mua Code nhu mua Florentino !! */ #define faster() ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); #define ll long long const int maxn = 2e5 + 9; int n, q; ll a[maxn]; pair<int, ll> b[maxn]; pair<int, ll> compute(int x) { ll p = 1; while (x % 2 == 0) { p = p * 2; x /= 2; } return {x, p}; } signed main() { if (fopen("test.inp", "r")) { freopen("test.inp", "r", stdin); freopen("test.out", "w", stdout); } faster(); cin >> n; for (int i = 1; i <= n; i++) { cin >> a[i]; b[i] = compute(a[i]); } for (int i = 1; i <= n; i++) a[i] = a[i - 1] + b[i].second; cin >> q; while (q--) { ll x; cin >> x; int pos = lower_bound(a + 1, a + n + 1, x) - a; cout << b[pos].first << '\n'; } return 0; }

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:37:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   37 |   freopen("test.inp", "r", stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:38:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   38 |   freopen("test.out", "w", stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
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