Submission #1165914

#TimeUsernameProblemLanguageResultExecution timeMemory
1165914aminabouakazPyramids (IOI24_pyramids)C++20
30 / 100
34 ms4296 KiB
#include <vector> #include <numeric> using namespace std; vector<int> prefixA, prefixB; void init(vector<int> A, vector<int> B) { int N = A.size(); prefixA.resize(N); prefixB.resize(N); partial_sum(A.begin(), A.end(), prefixA.begin()); partial_sum(B.begin(), B.end(), prefixB.begin()); } bool can_transform(int L, int R, int X, int Y) { int sum_A = prefixA[R] - (L > 0 ? prefixA[L - 1] : 0); int sum_B = prefixB[Y] - (X > 0 ? prefixB[X - 1] : 0); if (sum_A != sum_B) { return false; } return true; }
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