#include <bits/stdc++.h>
#include "pyramids.h"
using namespace std;
vector<int> prefA, prefB;
void init(std::vector<int> A, std::vector<int> B){
int n = (int) A.size();
prefA.resize(n, 0);
prefB.resize(n, 0);
prefA[0] = A[0], prefB[0] = B[0];
for(int i = 1; i < n; ++i){
prefA[i] = prefA[i - 1] + A[i];
prefB[i] = prefB[i - 1] + B[i];
}
}
bool can_transform(int L, int R, int X, int Y){
int A = prefA[R], B = prefB[R];
if(L > 0) A -= prefA[L - 1];
if(X > 0) B -= prefB[X - 1];
return A == B;
}
/*int main(){
init({1, 2, 3, 4, 5}, {2, 2, 2, 4, 5});
cout << can_transform(0, 2, 0, 2) << endl;
cout << can_transform(3, 4, 3, 4) << endl;
cout << can_transform(0, 2, 1, 3) << endl;
return 0;
}*/
