제출 #682879

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
682879	2023-01-17 07:02:28	MilosMilutinovic	Sum Zero (RMI20_sumzero)	C++14	100 / 100	706 ms	17428 KiB

sumzero

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#include <bits/stdc++.h>
using namespace std;
const int MAX = 400000;
const int L = 3;
int n;
int R[MAX];
int pw[L + 1];
int pos[MAX][L];
int i;
unordered_map<long long, int> mp;
int main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  int n;
  cin >> n;
  for (i = 0; i < n; i++) {
    cin >> R[i];
  }
  long long s = 0;
  mp[0] = n;
  for (i = n - 1; i >= 0; i--) {
    s += R[i];
    if (mp.count(s)) {
      R[i] = mp[s] - 1;
    } else {
 
 
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