제출 #419141

#제출 시각아이디문제언어결과실행 시간메모리
419141qwerasdfzxcl식물 비교 (IOI20_plants)C++14
5 / 100
101 ms4972 KiB
#include "plants.h" #include <bits/stdc++.h> using namespace std; typedef long long ll; int n, S[200200]; void init(int k, vector<int> r) { n = r.size(); S[0] = r[0]; for (int i=1;i<(int)r.size();i++) S[i] = S[i-1]+r[i]; } int compare_plants(int x, int y) { int v, w, l, m; bool chk = x>y; if (x>y) swap(x, y); v = S[y-1] - (x?S[x-1]:0), l = y-x; w = S[n-1]-v, m = n-l; if (chk) swap(v, w), swap(l, m); if (!v || w==m) return 1; if (v==l || !w) return -1; return 0; }
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