제출 #978854

#제출 시각아이디문제언어결과실행 시간메모리
978854canadavid1송신탑 (IOI22_towers)C++17
4 / 100
529 ms1452 KiB
#include "towers.h"

#include <vector>

std::vector<int> H;
int m;
void init(int N, std::vector<int> _H) {
    H = std::move(_H);
    for(m=0;m<N&&H[m+1]>H[m];m++);
}

int max_towers(int L, int R, int D) {
    if(L >= m || R <= m) return 1;
    auto a = H[L];
    auto b = H[R];
    auto c = H[m];
    if(a <= c-D && b <= c-D) return 2;
    return 1;
}
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