Submission #643281

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
643281	2022-09-21 16:27:03	Kripton	Sum Zero (RMI20_sumzero)	C++14	100 / 100	433 ms	18232 KiB

sumzero

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#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
#pragma GCC pack(1)
using namespace std;
pair <long long,int> sum[400001];
int last[400001];
int best[5][400001];
int put[5];
bitset <400001> fraud;
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    int n,x,i,j;
    //cout << sizeof(pair<long long, int>)<<'\n';
    long long s=0;
    cin>>n;
    put[0]=1;
    for(i=1;i<=4;i++)
        put[i]=16*put[i-1];
    //cout<<put[4]<<'\n';
    best[0][0]=-1;
    for(i=1;i<=n;i++)
    {
        cin>>x;
        s+=x;
        sum[i]={s,i};
    }
    sort(sum,sum+n+1);
 
 
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Compilation message (stderr)

sumzero.cpp:3: warning: ignoring '#pragma GCC pack' [-Wunknown-pragmas]
    3 | #pragma GCC pack(1)
      |

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