Submission #636277

#	Time	Username	Problem	Language	Result	Execution time	Memory
636277		mosiashvililuka	Radio Towers (IOI22_towers)	C++17	14 / 100	937 ms	2236 KiB

towers

#include<bits/stdc++.h>
#include "towers.h"
using namespace std;
int a,b,c,d,e,i,j,ii,jj,zx,xc,f[100009],jm[100009],L,R,D,F[100009];
void init(int NN, std::vector<int> HH) {
    a=NN;
    for(i=1; i<=a; i++) f[i]=HH[i-1];
    f[0]=1000000009;f[a+1]=f[0];
    for(i=1; i<=a; i++){
        jm[i]=jm[i-1];
        if(f[i]<f[i-1]&&f[i]<f[i+1]){
            jm[i]++;F[i]=1;
        }
    }
}

int max_towers(int LL, int RR, int DD) {
    L=LL+1;R=RR+1;D=DD;
    zx=jm[R]-jm[L-1];
    if(F[L]==0&&f[L]<f[L+1]) zx++;
    if(L!=R&&F[R]==0&&f[R]<f[R-1]) zx++;
    zx=max(zx,1);
    return zx;
}

• Subtask 1: 0 / 4
• Subtask 2: 0 / 11
• Subtask 3: 0 / 12
• Subtask 4: 14 / 14
• Subtask 5: 0 / 17
• Subtask 6: 0 / 19
• Subtask 7: 0 / 23