Submission #157011

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
157011	2019-10-09 04:35:04	DrumpfTheGodEmperor	Cake 3 (JOI19_cake3)	C++14	0 / 100	2 ms	376 KiB

cake3

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#include <bits/stdc++.h>
#define int long long
#define bp __builtin_popcountll
#define pb push_back
#define in(s) freopen(s, "r", stdin);
#define out(s) freopen(s, "w", stdout);
#define inout(s, end1, end2) freopen((string(s) + "." + end1).c_str(), "r", stdin),\
    freopen((string(s) + "." + end2).c_str(), "w", stdout);
#define fi first
#define se second
#define bw(i, r, l) for (int i = r - 1; i >= l; i--)
#define fw(i, l, r) for (int i = l; i < r; i++)
#define fa(i, x) for (auto i: x)
using namespace std;
const double EPS = 1e-6;
const int mod = 1e9 + 7, inf = 1061109567;
const long long infll = 4557430888798830399;
const int N = 2e5 + 5;
int n, k, ans[N];
struct Cake {
  int v, c;
  bool operator<(const Cake &rhs) const { return c < rhs.c; }
} c[N];
double ansOut = 0;
double v2[N], sumV[N], cnt[N];
int solve(double penalty) {
  fw (i, 0, n) v2[i] = c[i].v, v2[i] -= penalty;
  fw (i, 0, n) {
    sumV[i] = (i ? sumV[i - 1] : 0);
    cnt[i] = (i ? cnt[i - 1] : 0);
 
 
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Compilation message (stderr)

cake3.cpp: In function 'long long int solve(double)':
cake3.cpp:54:26: warning: 'ansR' may be used uninitialized in this function [-Wmaybe-uninitialized]
  return (ansR ? cnt[ansR - 1] : 0) - cnt[ansL] + 2;
                     ~~~~~^~~
cake3.cpp:54:46: warning: 'ansL' may be used uninitialized in this function [-Wmaybe-uninitialized]
  return (ansR ? cnt[ansR - 1] : 0) - cnt[ansL] + 2;
                                      ~~~~~~~~^

• Subtask 1: 0 / 5
• Subtask 2: 0 / 19
• Subtask 3: 0 / 76