Submission #623576

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
623576	2022-08-06 02:10:22	Vanio	Arranging Shoes (IOI19_shoes)	C++14	Compilation error	0 ms	0 KiB

shoes

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#include<bits/stdc++.h>
using namespace std;
long long n,a[200006],i,t=1,p[200006],j,b[200006],br,f[200006],q;
vector<int> l[200006],r[200006];
void upd(int k, int d){
    while(k<=n){
        b[k]+=d;
        k=k+(k&(-k));
    }
}
int rsq(int k){
    long long s=0;
    while(k>0){
        s=s+b[k];
        k=k-(k&(-k));
    }
    return s;
}
int main()
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);
cin>>n;
n=n*2;
 
 
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Compilation message (stderr)

/usr/bin/ld: /tmp/ccBQXoFw.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cckRGWoy.o:shoes.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccBQXoFw.o: in function `main':
grader.cpp:(.text.startup+0x29d): undefined reference to `count_swaps(std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status