Submission #266495

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
266495	2020-08-15 10:24:21	wdjpng	Arranging Shoes (IOI19_shoes)	C++17	50 / 100	107 ms	23672 KiB

shoes

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#include <bits/stdc++.h>
#define rep(i,n) for(int i = 0; i  < n; i++)
#define lint long long
using namespace std;
vector<int>T;
void update(int i, int k, int n){
    i++;
    for(;i <= n;i+=i&-i){
        T[i]+=k;
    }
}
int get(int i){
    i++;
    int s = 0;
    for(; i>0; i-=i&-i){
        s+=T[i];
    }
    return s;
}
int getRange(int l, int r){
    return get(r) - get(l-1);
}
lint count_swaps(vector<int> s){
    int n = s.size()/2;
    T.resize(4*n+4);
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 15
• Subtask 5: 20 / 20
• Subtask 6: 0 / 15