Submission #1144470

#	Time	Username	Problem	Language	Result	Execution time	Memory
1144470		zhasyn	Arranging Shoes (IOI19_shoes)	C++20	10 / 100	12 ms	1860 KiB

shoes

#include "shoes.h"
using namespace std;
#define ll long long
const ll N = 1e5 + 100;
ll fen[N];
void upd(int i, int delta){
	for(; i < N; i |= (i + 1)){
		fen[i] += delta;
	}
}
ll get(ll r){
	ll res = 0;
	for(; r >= 0; r = (r &(r + 1)) - 1){
		res += fen[r];
	}
	return res;
}
long long count_swaps(std::vector<int> s) {
	if(s[1]<0) return 1;
	return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 15