Submission #947143

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
947143	2024-03-15 14:58:10	HataNoKokoro	Sum Zero (RMI20_sumzero)	C++17	61 / 100	233 ms	21840 KiB

sumzero

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#include <bits/stdc++.h>
#pragma GCC optimize("O3,no-stack-protector,conserve-stack")
using namespace std;
const int maxN  = 4e5 + 5;
long long query[maxN];
long long get_l(const long long &num)
{
    return num & ((1LL << 19) - 1LL);
}
long long get_r(const long long &num)
{
    return (num >> 19) & ((1LL << 19) - 1LL);
}
long long get_idx(const long long &num)
{
    return (num >> 38) & ((1LL << 19) - 1LL);
}
bool cmp_query(const long long &a, const long long &b)
{
    return get_l(a) > get_l(b);
}
map<long long, int> helper;
map<long long, int>::iterator m_iter;
vector<int> S;
 
 
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Compilation message (stderr)

sumzero.cpp: In function 'int main()':
sumzero.cpp:68:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   68 |         freopen("input.txt", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 22 / 22
• Subtask 2: 39 / 39
• Subtask 3: 0 / 39