Submission #1166212

#TimeUsernameProblemLanguageResultExecution timeMemory
1166212sqrteipiPyramids (IOI24_pyramids)C++20
0 / 100
35 ms4932 KiB
#include <bits/stdc++.h> #include "pyramids.h" using namespace std; typedef long long ll; ll prea[100005], preb[100005]; void init(vector<int> a, vector<int> b) { int n = a.size(); for (int i = 1; i <= n; i++) { prea[i] = prea[i - 1] + a[i]; preb[i] = preb[i - 1] + b[i]; } } bool can_transform(int l, int r, int x, int y) { return (prea[r] - prea[l - 1]) == (preb[y] - preb[x - 1]); }
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