Submission #1155570

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1155570	2025-02-22 17:08:48	lucsdei10	Arranging Shoes (IOI19_shoes)	C++20	Compilation error	0 ms	0 KiB

shoes

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#include <bits/stdc++.h>
#define int long long
const int MAXN = 1e6 + 10;
const int inf = 2e10;
const int MAXS = 1e5;
const int mod = 1e9 + 7;
const int zero = 0;
using namespace std;
int n;
int bit[MAXN];
map<int, queue<int>> q;
int s[MAXN];
void upd(int i, int sum){
    while(i <= n*2){
        bit[i] += sum;
        i += (i & (-i));
    }
}
int find(int i){
    int sum = 0;
    while(i > 0){
        sum += bit[i];
        i -= (i & (-i));
    }
    return sum;
}
int count_swaps(vector<int> S){
    n = S.size()/2;
    for(int i = 0; i < n*2; i++){
        s[i + 1] = S[i];
 
 
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Compilation message (stderr)

/usr/bin/ld: /tmp/ccE8pPpZ.o: in function `main':
grader.cpp:(.text.startup+0x289): undefined reference to `count_swaps(std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status